|
Match
|
Document |
Document Title |
|
|
4258984 |
Iridium oxide based electrochromic devices
Electrochromic devices based on electrochromic iridium oxide electrodes are disclosed. These electrodes are iridium oxide entities produced by vacuum deposition techniques such as by sputtering...
|
|
|
4233339 |
Method for making electrochromic films having improved etch resistance
Thin, amorphous electrochromic layers deposited on substrate electrodes by, for example, vacuum deposition techniques, are subjected to a special heat treatment at a selected high temperature for a...
|
|
|
4225216 |
Tungsten niobate electrochromic device
Disclosed is an electro-optical device in which color changes are electrically induced in an electrochromic material which is a single or polycrystalline niobium tungstate represented approximately...
|
|
|
4210390 |
Electrochromic composition and electrochromic display device using same
An electrochromic composition is composed of a solvent, an electrochromic compound having a high solubility to the solvent, and a compound selected from a group of ammonia, organic amine and...
|
|
|
4201454 |
Heat treated electrochromic devices
Electrochromic devices based on anodic iridium oxide as the electrochromic material have been made. These devices exhibit long term stability, memory, and good response times, e.g., less than 80...
|
|
|
4192581 |
Electrochromic display device
An electrochromic display device composed of a pair of oppositely disposed electrode plates at one of which is transparent, and an electrochromic composition sealed between the pair of electrode...
|
|
|
4184751 |
Phthalocyanine electrochromic display
An electrochromic display utilizing a metal diphthalocyanine complex as the electrochromic material is disclosed. Displayed information can be switched in less than 100 milliseconds. The display...
|
|
|
4139274 |
Apparatus for changing color
This invention relates to an apparatus for changing color utilizing new materials, the color of which changes, disappears or appears at the stimulation by, for example, light, heat, ions,...
|
|
|
4139276 |
Electrochromic display devices comprising substituted fluorene compounds
Electrochromic display devices having very desirable stability and reversibility are obtained using as the oxidant certain fluorene compounds substituted with at least two alkoxy groups per...
|
|
|
4116535 |
Picture display cell with memory effect
The invention relates to an image display cell in which a 4,4'-bipyridinium compound is used as a reduceable redox material. According to the invention said redox material is dissolved in a cell...
|
|
|
4110259 |
Electrochromic cermet material and device including the same
An electrochromic display device includes a cermet electrochromic film. The cermet may comprise a conventional electrochromic material, such as tungsten oxide, and a noble metal, such as gold. In a...
|
|
|
4093358 |
High efficiency electrochromic display device
This invention relates to a reversible display device based upon the electrochromic properties of triaryl pyrazoline compounds when used in conjunction with a complementary redox material.
|
|
|
4039255 |
Color display device with dye and synthetic oil solution
A flat container, having a pair of electrodes facing each other with a specified gap inbetween, constituting two walls of the container, at least one of said electrodes being transparent, is filled...
|
|
|
4009936 |
Electrochromic display device free of liquid components
A display device suitable for timepieces and the like includes a solid electrochromic material and a solid electrolyte. The device is free of liquid components and is substantially thinner than...
|
|
|
4009935 |
Electrochromic device having a dopant therein to improve its color center absorption characteristics
An electrochromic device includes a layer of electrochromic material, such as tungsten oxide. The electrochromic material includes a dopant, such as molybdenum oxide. A sufficient amount of the...
|
|
|
3950077 |
Lead reference and counter electrode for an electrochromic display
Disclosed is an improved electrochromic optical display cell having a memory, long life, good contrast independent of viewing angle, reversibility, low switching voltage, and a low mean power...
|
|
|
3930717 |
Variable light transmission device containing ferrous ammonium sulfate as an auxiliary redox system
A device for the control of light transmission or reflection comprises one or more working electrodes, preferably arranged to form a display and having radiation transmission or reflection...
|
|
|
3912368 |
Image display cell
The invention relates to an image display cell which forms an image which persists even if current no longer flows through the cell. The cell has at least two electrodes which are in contact with a...
|
|
|
3806229 |
IMAGE DISPLAY APPARATUS
The invention relates to an image display apparatus provided with at least two electrodes to which a direct voltage or a square-wave or alternating voltage may be applied. The electrodes are in...
|
|
|
3706845 |
METHOD OF IMPROVING THE γ'OF A CATHODOCHROMIC DISPLAY DEVICE
Operation of a cathodochromic display tube by steps including destabilizing the color centers for the optically reversible coloration component of the cathodochromic material. Such destabilizing...
|