|
Match
|
Document |
Document Title |
|
|
7324264 |
Electro-optical modulating display and method of making the same
This invention relates to a method of manufacturing micro-cell arrays. Such an array may find use in a number of applications such as, for example, a video display, electronic paper, and signage....
|
|
|
7298544 |
Method for patterning self-assembled colloidal photonic crystals and method for fabricating 3-dimensional photonic crystal waveguides of an inverted-opal structure using the patterning method
A method for patterning self-assembled colloidal photonic crystals and a method for fabricating three-dimensional photonic crystal waveguides having an inverted-opal structure using the patterning...
|
|
|
7177067 |
Color electronic paper display device
A color electronic paper display device is provided which is easy to fabricate and can provide bright display. The color electronic paper display device includes a CF (Color Filter)-formed TFT...
|
|
|
7114864 |
Electronic paper printer
An electronic paper printer is provided that is capable of describing display patterns properly and definitely on rewritable electronic paper. An electronic paper printer 1 has a describing head ...
|
|
|
7113323 |
Magnetophoretic and electromagnetophoretic displays
The present invention is directed to a display device which comprises two layers of insulating substrate, at least the substrate on the viewing side is transparent, an array of display cells...
|
|
|
6927892 |
Magnetophoretic and electromagnetophoretic displays
The present invention is directed to a display device which comprises two layers of insulating substrate, at least the substrate on the viewing side is transparent, an array of display cells...
|
|
|
6914713 |
Electro-magnetophoresis display
The present invention is directed to an electro-magnetophoresis display having either the traditional up/down or dual switching mode. The display cells are filled with an electro-magnetophoretic...
|
|
|
6670981 |
Laser printing with rewritable media
A laser printing system for imaging using plain paper, rewritable media, or both. The rewritable media employs a molecular colorant. The rewritable media is brought into contact with an electrical...
|
|
|
6577433 |
Electrophoretic displays, display fluids for use therein, and methods of displaying images
An electrophoretic display liquid composition for use in an electrophoretic display device that has a multiplicity of individual reservoirs, each containing the display liquid of two sets of...
|
|
|
6194488 |
Method for making polymer-coated pigment particles using initiator-treated pigments
A method of making polymer-coated pigment particles, involving the steps of providing a plurality of pigment particles, each of which has an outer surface coated with a layer of material that...
|
|
|
6045955 |
Print method and apparatus for re-writable medium
A low cost, high speed, high resolution laser printer method and apparatus for re-writable media is presented. Three aspects are presented: 1) a bi-stable, microencapsulated colorant and surface...
|
|
|
5932633 |
Method for making polymers-coated pigment particles using initiator-treated pigments
A method of making polymer-coated pigment particles, involving the steps of providing a plurality of pigment particles, each of which has an outer surface coated with a layer of material that...
|
|
|
5866637 |
Magnetic thermal transfer ribbon with non-metallic magnets
There is provided by the present invention coating formulations and thermal transfer media that form printed images which are readable by magnetic ink character recognition (MICR) devices. These...
|
|
|
5629920 |
Photoelectric sensor, information recording system, and information recording method
An information recording system including a photoelectric sensor having a semiconductive, photoconductive layer stacked on an electrode, and an information recording medium having an information...
|
|
|
5344594 |
Method for the fabrication of multicolored balls for a twisting ball display
A method of forming hemispheric bichromal balls, including the steps bringing together two streams of differently colored hardenable liquids for forming a single side-by-side bichromal stream,...
|
|
|
4634646 |
Method for the formation of electrophotographic images
A method for the formation of images comprising: (1) feeding a photoconductive toner, having a particle diameter of on the average 6 μm or less, to a conductive substrate to form a toner layer of...
|
|
|
4634647 |
Electrophotographic devices containing compensated amorphous silicon compositions
An electrophotographic photoresponsive device for use in electrophotography comprised of a supporting substrate, and an amorphous silicon composition containing from about 25 parts per million by...
|
|
|
4578330 |
Hydroxyaluminumphthalocyanine having reduced green absorption
An hydroxyaluminumphthalocyanine colorant compound with reduced green absorption having peak absorption bathochromically shifted to 621 nm is disclosed. In a preferred embodiment,...
|
|
|
4535046 |
Chloroaluminumphthalocyanine exhibiting reduced green spectral absorption
A chloroaluminumphthalocyanine (CAP) colorant compound having peak absorption at about 640 nm and reduced absorption below the 640-nm peak are disclosed. CAP is useful as an electrically...
|
|
|
4463076 |
Merocyanine-cyanine-merocyanine (MCM) electrically photosensitive colorants for photoelectrophoretic imaging
Electrically photosensitive complex cyanine colorant compounds, each comprising two merocyanine moieties joined by a cyanine moiety, are useful in electrically photosensitive materials for...
|
|
|
4431721 |
Use of perylene pigments for photoelectrophoretic imaging
A photoelectrophoretic imaging process, wherein a suspension of photosensitive pigment particles between two electrodes, at least one of which is transparent, is subjected to the influence of an...
|
|
|
4430409 |
Developer for electrophotography with wet process silicic acid
As a developer for developing electrostatic images in electrophotography, electrostatic recording, electrostatic printing, etc., there is employed a developer containing a finely divided silicic...
|
|
|
4427752 |
Use of isoindoline pigments for photoelectrophoretic imaging
A photoelectrophoretic imaging process, wherein a suspension of photosensitive pigment particles between two electrodes, at least one of which is transparent, is subjected to the influence of an...
|
|
|
4401498 |
Process for producing reciprocal adhesion at the interface between two contacting layers with aluminum hydroxide being included in one of said layers
The invention relates to a process for producing reciprocal adhesion at the interface between two contacting layers of condensation crosslinking and addition crosslinking polysiloxanes, aluminum...
|
|
|
4361636 |
Ionic polyesters for electrically photosensitive composite particles, materials, elements and photoelectrophotoretic imaging methods
Novel polyesters comprising repeating units from: (a) a diacid derived component comprising a group selected from the class consisting of an alkali metal or ammonium -sulfoarylene,...
|
|
|
4358521 |
Photoconductive composition with 5-nitrofurfural derivative sensitizer
Photoconductive compositions and electrophotographic photoreceptive materials are described containing a photo-conductive substance and a 5-nitrofurfural derivative represented by formula (1)...
|
|
|
4331751 |
Electrically photosensitive materials and elements for photoelectrophoretic imaging processes
Electrically photosensitive materials and elements comprising an electrically photosensitive polymeric compound of the structure: ##STR1## wherein: R 1 and R 3 , which are the same or different,...
|
|
|
4322487 |
Composite electrically photosensitive particles for electrophoretic migration imaging process
The present invention provides novel composite electrically photosensitive particles. Each of said particle comprises a colorant and a polymeric binder comprising repeating units containing one or...
|
|
|
4314013 |
Particle formation by double encapsulation
An improved photoelectrophorectic imaging process which comprises placing a suspension of double encapsulated electrically photosensitive particles in an electric field between a pair of surfaces,...
|
|
|
4311775 |
Novel phthalocyanine pigments and electrophotographic uses thereof
Novel phthalocyanine pigments having the structure: ##STR1## wherein: R 1 represents ##STR2## n represents 1, 2, 3 or any combination of 1, 2 and 3. R 2 , R 3 , R 4 and R 5 represent alkyl,...
|
|
|
4299894 |
Electrically photosensitive materials and elements for photoelectrophoretic imaging processes
Electrically photosensitive materials and elements comprising an electrically photosensitive compound of the structure: ##STR1## wherein: n represents zero, 1 or 2; Y represents 0 or S; Z...
|
|
|
4283475 |
Pentamethine thiopyrylium salts, process for production thereof, and photoconductive compositions containing said salts
2,6-Di-tert-butyl-4-[5-(2,6-di-tert-butyl-4H-thiopyran-4-yli
dene)penta-1,3- dienyl]thiopyrylium salts, which are novel, colorless, transparent, having an adsorption in the far infrared to near...
|
|
|
4272596 |
Electrophoretic display device
An electrophoretic display device which provides high contrast images and a stable suspending fluid is described. A white marking material such as titanium dioxide is suspended in a colloidal...
|
|
|
4255506 |
Electrophoretic migration imaging dispersion
In general, materials having the structure ##STR1## wherein n equals 1 or 2; A represents phenylene, naphthylene, anthracenyl, anthracenediyl, and dibenzothien-diyl; R 1 and R 2 which may...
|
|
|
4251609 |
Isoquinolinedione photoelectrophoretic materials for imaging processes
Electrophotosensitive materials having the structure ##STR1## wherein R represents a basic heterocyclic nucleus as well as groups such as hydrogen, alkyl, aryl, aralkyl, etc.; A 1 represents a...
|
|
|
4197120 |
Electrophoretic migration imaging process
An improved electrophoretic migration imaging process is disclosed wherein the improvement comprises the use of electrically photosensitive particles containing a colorant having an absorption...
|
|
|
RE30235 |
Photosensitive colorant materials
Colorant materials which exhibits useful levels of electrical photosensitivity are disclosed. These materials have the formula: ##STR1## wherein n represents 0 or 1, m represents 1 or 2, Ar...
|
|
|
4191566 |
Electrophotographic imaging process using anthraquinoid black pigments or metal complexes
An electrophotographic imaging process, wherein the electrically photosensitive particles for the image reproduction consist of a black pigment selected from the series of the anthraquinoid...
|
|
|
4175956 |
Electrophotosensitive materials for migration imaging processes
Electrophotosensitive materials having the structure ##STR1## is disclosed wherein R 1 and R 2 , which may be the same or different, represent a monovalent or divalent substituted or unsubstituted...
|
|
|
4172721 |
Dye-amplified imaging process
A color separation imaging process employing an imaging monolayer of particles comprising a resin carrier containing color-photosensitive material, and a solid-form dye material. The monolayer is...
|
|
|
4142890 |
Photosensitive trans-epindolidione pigment for migration imaging processes
Trans-epindolidione is a useful yellow material in forming photoelectrophoretic migration images.
|
|
|
4104064 |
Photoelectrophoretic imaging method employing dinaphtho-furan-dione pigments
There are described novel yellow compounds which are represented by the formula ##STR1## wherein X is a member selected from the group consisting of ##STR2## The compounds may be used for various...
|
|
|
4076527 |
Photosensitive composition useful in photoelectrophoretic imaging
Photosensitive composition for use in photoelectrophoretic imaging systems. The particulate component of this composition includes vanadyl phthalocyanine pigment particles which have been treated...
|
|
|
4047944 |
Electrophoretic migration imaging process with neutral density bisazo pigments
An improved electrophoretic imaging process is provided wherein the improvement comprises the use of electrostatic charge-bearing particles having an electrically photosensitive pigment which is...
|
|
|
4017311 |
Photoelectrophoretic imaging suspension
There are described novel yellow compounds which are represented by the formula ##STR1## wherein X is a member selected from the group consisting of ##STR2## The compounds may be used for various...
|
|
|
4012252 |
Imaging process utilizing 3-bromo-N-2"-pyridyl-8,13-dioxodinaphtho-(2,1-b;2',3'-d)-furan-6-carboxa mide
3-Bromo-N-2"-pyridyl-8,13-dioxodinaphtho-(2,1-b;2',3'-d)-fur
an-6-carboxamid e is described as a new composition of matter along with its use in electrophotographic and photoelectrophoretic imaging...
|
|
|
4002475 |
Photoconductive process for making electrographic masters
A method of photoconductivity attracting cationic resins in an imagewise fashion to a photoconductor, wherein the photoconductor in contact with the resin is biased positively. The resultant resin...
|
|
|
3953462 |
Imaging process
3-Bromo-N-2"-pyridyl-8,13-dioxodinaphtho-(2,1-b;3',3'-d)-fur
an-6-carboxamid e is described as a new composition of matter along with its use in electrophotographic and photoelectrophoretic imaging...
|
|
|
3933487 |
Imaging composition for photoelectrophoretic imaging system
A solid imaging ink-coated sheet for use in photoelectrophoretic imaging systems comprising a support substrate having adhered to a surface thereof a thin, solid layer of an imaging ink suspension....
|
|
|
3933664 |
Organic photoconductive toner materials
A light-transparent photoconductive material for use in electrophotography is the reaction product obtained by condensing A. an organic photoconductive compound containing an amino and/or...
|