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7618184 |
System and method for multiple-temperature indicator stick
A system and method for a multi-temperature indicator stick. The multi-temperature indicator stick includes an elongated stick configured to indicate two or more predetermined temperatures. The...
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7600912 |
Temperature sensitive label for detecting temperature changes to a temperature sensitive item
A temperature sensitive label may be affixed to a temperature sensitive item. The temperature sensitive label conveys when the item has reached a tripping temperature. The tripping temperature may...
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7556425 |
Dual-wall container with heat activated and/or temperature-change activated color changing capability
Dual-wall container includes an outer wall that is at least one of at least partially substantially transparent and at least partially substantially translucent, an inner wall adapted to contain a...
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7537129 |
Lid for a disposable beverage container
A lid ( 30 ) for a disposable beverage container ( 32 ). The lid ( 30 ) includes at least a region having thermochromic properties which is/are adapted to change color upon reaching a predetermined...
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7517146 |
Color-retaining excess-temperature exposure indicator
An excess temperature indicator can provide a visual indication of past exposure of perishable, maturing and other host products to an elevated temperature exceeding a threshold temperature. The...
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7513682 |
Temperature monitoring system
Disclosed herein is a temperature monitoring system including a circuit board and a thermochromic coating covering at least a portion of the circuit board, wherein the thermochromic coating is...
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7451722 |
Internal temperature measuring device
An inexpensive reusable device for measuring the temperature distribution in a substrate, such as meat, poultry, or fish, is disclosed. The device is easy to read, fast and convenient and low in...
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7430982 |
Printed TTI indicators
The present invention relates to time-temperature integrating indicators, also known as TTI indicators, which are easily printable on substrates, such as packaging materials, and to a method for...
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7422913 |
Method for checking a condition of a heat treatment
A method for connecting terminals is provided. The method includes steps of a) providing a board having a first terminal thereon; b) performing a check of a heat treatment by using a thermal...
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7364357 |
Thermochromic lid for cookware
A lid for article of cookware is covered over a considerable portion of its surface with a thermochromic ink or paint to form a first thermochromic indicator. This first thermochromic indicator...
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7350973 |
Color changing thermometer
The invention includes a thermometer with a backlight and a method for lighting the backlight. The thermometer has temperature sensing tip, a processor taking temperature readings and determining a...
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7290925 |
Full history time-temperature indicator system
A full-history time-temperature indicator system which is capable of exhibiting a time-temperature dependent and visually detectable chemical reaction, useful for monitoring the time and...
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7278369 |
Temperature indicator using thermochromic materials
A temperature indicator for a rubber article comprises a thermochromic material, wherein the thermochromic material is a component of a rubber article selected from the group consisting of tires,...
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7192187 |
In-line thermometer
An improved temperature measuring device for the in-line temperature measurement of fluids which does not require intimate contact of the fluid with the temperature sensing element. In addition,...
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7188996 |
Expiration indicator
A simple recording device using a stable electric resistance heater in thermal contact with an irreversible color changing time temperature material relatively insensitive to room temperatures to...
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7080939 |
Polymeric thermal history sensor
An improved thermal history sensor having multiple polymeric substrates with unique compositions is disclosed. By positioning the sensor adjacent to an item subject to thermal stressors, each of...
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7072248 |
Rapidly low temperature curable high gas barrier coating
Disclosed herein is a barrier coating that shows decreased moisture sensitivity compared to conventional coatings, and provides high barrier properties, as well as a rapid method for producing the...
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7069169 |
Method and apparatus for measuring heat flux distribution on object surface using temperature-sensitive paint
An object of the present invention is to provide a method that allows the heat flux distribution on an object surface to be measured even when the heat flux is an unsteady or short-duration...
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7063041 |
Temperature sensor label
A temperature sensitive piece 9 has a waxed layer 7 formed on a colored face 4 of a colored paper 6 having an arbitrary plane shape. The waxed layer 7 is formed of a mixture of a proper...
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7052177 |
Temperature measurement apparatuses and method utilizing the alexandrite effect
A method and apparatuses for measuring the temperature of a radiating body utilizing the alexandrite effect. The method includes the steps of generating a mathematical relationship between a hue...
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7028634 |
Worklight with thermal warning
An enhanced built-in visual warning mechanism to caution a user when the surfaces of a worklight are hot. A worklight is shown that has a housing that includes an interior portion for holding a...
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7008103 |
Method and apparatus for temperature sensing utilizing optical fiber
A method and apparatus for sensing temperature using optical fiber is provided. In one embodiment, a method for sensing temperature using optical fiber includes launching a polarized optical signal...
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7002054 |
Absorbent article having a fever indicator
A wearable article including a fever indicator disposed on at least a portion of the article for indicating the body temperature of a wearer. The fever indicator may be used in conjunction with a...
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6979120 |
Article of manufacture having non-uniform thermochromic display
A beverage container has a wall with a thickness that progresses from relatively thinner to relatively thicker in a selected direction that travels around the container. A permanent graphics...
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6974249 |
Thermal history sensor
An improved thermal history sensor having multiple glass ceramic substrates with unique compositions is disclosed. By positioning the sensor adjacent to a component subject to thermal stressors,...
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6967900 |
Combination clock radio, weather station and message organizer
A combination clock radio, weather station and message organizer includes a base unit having a visual display, a controller located in the base unit including a central processor for controlling...
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6942377 |
Thermoreactive beverage stirrer
The present invention 10 discloses a disposable beverage stirrer for coffee, tea, soups and the like 12 comprising a flat elongate wooden or composite stick 14 having thermoplastic material...
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6929136 |
Thermochromic cap
The present invention provides a cap, which includes:
a cap body of a plastic composition; and at least one thermochromic material in contact with or admixed with the plastic composition,...
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6865815 |
Safety utensils for infants and small children
An improved utensil for feeding a small child includes a coating of a relatively soft plastic material provided over a rigid base portion that has a relatively high capacity for heat conduction and...
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6857777 |
Dual temperature indicator stick holder
An apparatus to combine temperature indicator sticks used in the welding, metal fabrication, and heat treatment industries and capable of identifying a given temperature of an object is disclosed....
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6786897 |
Temperature indicator and insulator for powered surgical instruments
A temperature sensing device for attachment to a powered surgical instrument operating a workpiece such as a bur. The device is a thermochromic element which may be embodied as a paint or a thermal...
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6786638 |
In-situ standard for temperature indicating labels
The temperature indicating surface, typically a label, includes an irreversibly fusible coating which changes from a first appearance to a second appearance in response to exposure to a threshold...
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6773637 |
Composition for indicating the prevailing temperature
The present invention is directed to a thermochromic temperature sensitive composition used to detect the prevailing temperature, and particularly, to detect when the temperature is within a...
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6722782 |
Method and apparatus for monitoring temperature of intravenously delivered fluids and other medical items
An intravenous solution bag includes a temperature sensing device in the form of a temperature sensing strip. The strip includes a temperature scale and corresponding temperature sensitive...
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6712996 |
Color temperature indicator
The invention relates to temperature indicating compositions which display temperature dependent color changes. The invention encompasses temperature indicating compositions, materials, devices and...
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6706218 |
Thermochromic polymers for rapid visual assessment of temperature
A thermochromic polymer-based temperature indicator composition which comprises a polythiophene and a carrier medium. The composition is characterized in that the polythiophene is present in the...
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6694912 |
Thermochromic ink safety label for chafing fuel cans and methods of making the same
A safety label for use with chafing fuel cans capable of providing the user with information about the current physical characteristics of the can, including as they relate to temperature,...
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6673271 |
Temperature indicating paint
An irreversible temperature indicating paint comprises 25 wt % to 50 wt % cobalt silicate, 0 wt % to 20 wt % alumino silicate, 0.5 wt % to 5 wt % toluidine red, 25 wt % to 40 wt % acrylic resin and...
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6634516 |
Color changing closure for bottling applications
One embodiment of the present invention provides a metallic closure, which includes: a metallic shell; and a thermochromic ink layer on a surface of the shell.
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6622497 |
Device for indicating the formation of ice in refrigeration appliances
A device for indicating the formation of ice in refrigeration appliances, such as the refrigerators of domestic use, comprising a display, which is mounted inside the refrigeration cabinet and...
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6616332 |
Optical techniques for measuring parameters such as temperature across a surface
A sensor of a parameter such as temperature includes an indicator encapsulated within a rigid enclosure, wherein the sensor has a characteristic that varies with the parameter that is detectable...
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6604854 |
Thin film thermometer with sensors that appear and disappear from respective concealing features according to temperature
A thin film thermometer has multiple temperature sensors that individually appear within certain concealing features of the decal under different temperature ranges, otherwise blending into the...
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6592255 |
Temperature indicator for motor vehicle
A temperature indicator for a motor vehicle arranged to indicate, to the driver of the vehicle, the ambient temperature either inside or outside the vehicle. The temperature indicator comprises...
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6585411 |
Aerosol dispenser temperature indicator
A liquid crystal temperature indicator, and aerosol dispensers equipped with a properly placed indicator, to facilitate using aerosols within preferred temperature ranges or at optimum...
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6585408 |
Method and apparatus for measuring local heat transfer distribution on a surface
An apparatus and method for measuring local heat transfer distribution of an object surface. The apparatus includes a heater element for providing heat flux, a member disposed on a surface of the...
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6579006 |
Thermochromic method and device for use relative to a product container
A thermochromic device for use relative to a product container for providing a thermochromic indication of a temperature of a volume of product that is retained within an open inner volume of the...
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6561122 |
Transparent polypropylene formulations that become opaque upon exposure to sufficient heat
Unique transparent polypropylene articles that can be tailored to become opaque when exposed to a sufficiently high temperature and which returns to substantially the same transparency level upon...
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6544614 |
Packaging with incorporated temperature sensitive label
A thermally sensitive indicia releaseably incorporated into a multi-ply label is defined. The thermally sensitive indicia is incorporated between plies on a removable portion of the label. A...
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6527440 |
Optical power generator system condition status indicator and methods of indicating same
An apparatus and method to monitor temperature variation in electrical system generator components is provided. A temperature probe comprising temperature information conveyor that directly...
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6514462 |
Time-temperature indicator devices
A time-temperature indicator device comprises a polymeric layer having a first and second surface and a dye composition adhered to said first surface comprising a dye which diffuses into the...
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