Issued Patents All Time
Showing 26–50 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4940642 | Electrophotographic light receiving member having polycrystalline silicon charge injection inhibition layer prepared by chemical reaction of excited precursors and A-SI:C:H surface layer | Keishi Saito, Takayoshi Arai, Minoru Kato, Yasushi Fujioka | 1990-07-10 |
| 4918028 | Process for photo-assisted epitaxial growth using remote plasma with in-situ etching | — | 1990-04-17 |
| 4911998 | Process of electrophotographic imaging with layered light receiving member containing A-Si and Ge | Shigeru Ohno | 1990-03-27 |
| 4895784 | Photoconductive member | — | 1990-01-23 |
| 4824749 | Light receiving member for use in electrophotography and process for the production thereof | Keishi Saito, Takayoshi Arai, Minoru Kato, Yasushi Fujioka | 1989-04-25 |
| 4818651 | Light receiving member with first layer of A-SiGe(O,N)(H,X) and second layer of A-SiC wherein the first layer has unevenly distributed germanium atoms and both layers contain a conductivity controller | Shigeru Ohno | 1989-04-04 |
| 4818652 | Light receiving member with first layer of A-Si(H,X) and second layer of A-SiC(HX) wherein first and second layers respectively have unevenly and evenly distributed conductivity controller | Shigeru Ohno | 1989-04-04 |
| 4818655 | Electrophotographic light receiving member with surface layer of a-(Si.sub.x C.sub.1-x).sub.y :H.sub.1-y wherein x is 0.1-0.99999 and y is 0.3-0.59 | Keishi Saito, Takayoshi Arai, Minoru Kato, Yasushi Fujioka | 1989-04-04 |
| 4804604 | Light receiving member for use in electrophotography | Keishi Saito, Takayoshi Arai, Minoru Kato, Yasushi Fujioka | 1989-02-14 |
| 4795688 | Layered photoconductive member comprising amorphous silicon | Teruo Misumi, Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato | 1989-01-03 |
| 4792509 | Light receiving member for use in electrophotography | Keishi Saitoh, Takayoshi Arai, Minoru Kato, Yasushi Fujioka | 1988-12-20 |
| 4788120 | Light receiving member for use in electrophotography having an amorphous silicon layer | Keishi Saito, Takayoshi Arai, Minoru Kato, Yasushi Fujioka | 1988-11-29 |
| 4786574 | Layered amorphous silicon containing photoconductive element having surface layer with specified optical band gap | Keishi Saitoh, Takayoshi Arai, Minoru Kato, Yasushi Fujioka | 1988-11-22 |
| 4780387 | Light receiving member for use in electrophotography comprising amorphous silicon layer and polycrystalline layer | Keishi Saitoh, Takayoshi Arai, Minoru Kato, Yasushi Fujioka | 1988-10-25 |
| 4775606 | Light receiving member comprising amorphous silicon layers for electrophotography | — | 1988-10-04 |
| 4738283 | Gas flow controller | Yoshio Yamamoto, Yukio Nagaoka | 1988-04-19 |
| 4738913 | Light receiving member for use in electrophotography comprising surface layer of a-Si:C:H | Keishi Saito, Takayoshi Arai, Minoru Kato, Yasushi Fujioka | 1988-04-19 |
| 4637972 | Light receiving member having an amorphous silicon photoconductor | Kyosuke Ogawa, Keishi Saitoh, Teruo Misumi, Junichiro Kanbe | 1987-01-20 |
| 4636450 | Photoconductive member having amorphous silicon matrix with oxygen and impurity containing regions | Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato, Teruo Misumi | 1987-01-13 |
| 4609601 | Process of imaging an amorphous Si(C) photoconductive member | Junichiro Kanbe, Tadaji Fukuda | 1986-09-02 |
| 4592985 | Photoconductive member having amorphous silicon layers | Kyosuke Ogawa, Keishi Saitoh, Teruo Misumi, Junichiro Kanbe | 1986-06-03 |
| 4557987 | Photoconductive member having barrier layer and amorphous silicon charge generation and charge transport layers | Junichiro Kanbe, Tadaji Fukuda | 1985-12-10 |
| 4555465 | Photoconductive member of amorphous silicon | Kyosuke Ogawa, Keishi Saitoh, Teruo Misumi, Junichiro Kanbe | 1985-11-26 |
| 4547448 | Photoconductive member comprising silicon and oxygen | Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato, Teruo Misumi | 1985-10-15 |
| 4539283 | Amorphous silicon photoconductive member | Junichiro Kanbe, Tadaji Fukuda | 1985-09-03 |