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Class Information
Number: 252/501.1
Name: Compositions > Electrically conductive or emissive compositions > Light sensitive
Description: Compositions wherein the electrical conductivity or emissivity varies with the intensity of the light to which it is exposed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| RE33094 |
Electrophotographic member with alpha-si layers |
Oct. 17, 1989 |
| 4816183 |
Composite photosensitive material |
Mar. 28, 1989 |
| 4775412 |
Aqueous sol of crystalline tin oxide solid solution containing antimony, and production thereof |
Oct. 4, 1988 |
| 4746458 |
Photovoltaic material |
May. 24, 1988 |
| 4737429 |
Layered amorphous silicon imaging members |
Apr. 12, 1988 |
| 4732560 |
Humidity protected radiation-responsive switch |
Mar. 22, 1988 |
| 4713192 |
Doping of catenated phosphorus materials |
Dec. 15, 1987 |
| 4701394 |
Image forming member for elecrophotography |
Oct. 20, 1987 |
| 4696758 |
Gas mixtures for the vapor deposition of semiconductor material |
Sep. 29, 1987 |
| 4683186 |
Doped amorphous silicon photoconductive device having a protective coating |
Jul. 28, 1987 |
| 4673589 |
Photoconducting amorphous carbon |
Jun. 16, 1987 |
| 4668599 |
Photoreceptor comprising amorphous layer doped with atoms and/or ions of a metal |
May. 26, 1987 |
| 4659307 |
Aluminum hydroxide stabilized switch |
Apr. 21, 1987 |
| 4658087 |
Photoelectrodes for photoelectrochemical cell devices |
Apr. 14, 1987 |
| 4649227 |
Photoactive pyrite layer and process for making and using same |
Mar. 10, 1987 |
| 4639329 |
Functional organic-inorganic composite amorphous material and process for its production |
Jan. 27, 1987 |
| 4632894 |
Photoconductive device having photoconductive layer containing hydroxyl radicals |
Dec. 30, 1986 |
| 4624905 |
Electrophotographic photosensitive member |
Nov. 25, 1986 |
| 4609772 |
Photovoltaic products and processes |
Sep. 2, 1986 |
| 4601965 |
Photosensitive material for use in electrophotography |
Jul. 22, 1986 |
| 4600801 |
Fluorinated, p-doped microcrystalline silicon semiconductor alloy material |
Jul. 15, 1986 |
| 4600670 |
Printing member for electrostatic photocopying |
Jul. 15, 1986 |
| 4587187 |
Printing member for electrostatic photocopying |
May. 6, 1986 |
| 4585621 |
Vapor-deposited film of selenium or selenium alloy for electrophotography |
Apr. 29, 1986 |
| 4582769 |
Electrophotographic element with amorphous Si(C) overlayer |
Apr. 15, 1986 |
| 4582770 |
Printing member for electrostatic photocopying |
Apr. 15, 1986 |
| 4572881 |
Printing member for electrostatic photocopying |
Feb. 25, 1986 |
| 4569891 |
Photoconductive material |
Feb. 11, 1986 |
| 4557988 |
Disazo compounds, photoconductive compositions and electrophotographic light-sensitive materials containing the same |
Dec. 10, 1985 |
| 4555464 |
Amorphous silicon electrophotographic photosensitive materials |
Nov. 26, 1985 |
| 4555462 |
Printing member for electrostatic photocopying |
Nov. 26, 1985 |
| 4544617 |
Electrophotographic devices containing overcoated amorphous silicon compositions |
Oct. 1, 1985 |
| 4539283 |
Amorphous silicon photoconductive member |
Sep. 3, 1985 |
| 4536459 |
Photoconductive member having multiple amorphous layers |
Aug. 20, 1985 |
| 4536460 |
Photoconductive member |
Aug. 20, 1985 |
| 4532198 |
Photoconductive member |
Jul. 30, 1985 |
| 4532196 |
Amorphous silicon photoreceptor with nitrogen and boron |
Jul. 30, 1985 |
| 4526849 |
Multilayer electrophotographic amorphous silicon element for electrophotographic copying processes |
Jul. 2, 1985 |
| 4525442 |
Photoconductive member containing an amorphous boron layer |
Jun. 25, 1985 |
| 4522905 |
Amorphous silicon photoconductive member with interface and rectifying layers |
Jun. 11, 1985 |
| 4508931 |
Catenated phosphorus materials, their preparation and use, and semiconductor and other devices employing them |
Apr. 2, 1985 |
| 4499331 |
Amorphous semiconductor and amorphous silicon photovoltaic device |
Feb. 12, 1985 |
| 4495265 |
Electrophotographic copper doped cadmium sulfide material and method of making |
Jan. 22, 1985 |
| 4495262 |
Photosensitive member for electrophotography comprises inorganic layers |
Jan. 22, 1985 |
| 4492648 |
Light-collecting systems using halogenated perylene derivatives as light converters |
Jan. 8, 1985 |
| 4491626 |
Photosensitive member |
Jan. 1, 1985 |
| 4490453 |
Photoconductive member of a-silicon with nitrogen |
Dec. 25, 1984 |
| 4490454 |
Photoconductive member comprising multiple amorphous layers |
Dec. 25, 1984 |
| 4489149 |
Electrophotographic amorphous silicon member |
Dec. 18, 1984 |
| 4487574 |
Switching device for photoflash unit |
Dec. 11, 1984 |
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