Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676970 | Anti-inflammatory analgesic plaster | Hirohisa Okuyama, Yasuo Ikeda, Shuichi Kasai, Akira Iwasa | 1997-10-14 |
| 5360691 | Carrier for developing electrostatic latent images, developer, and electrophotographic developing process | Katsuo Koizumi, Syuuichi Maeda, Hiromi Horiuchi, Hirofumi Oda, Toshiyuki Sueyoshi | 1994-11-01 |
| 5334856 | Image readout element with oxytitanium phthalocyanine | Hiromi Horiuchi, Masayuki Hiroi | 1994-08-02 |
| 5247226 | Organic electroluminescent device | Yoshiharu Sato | 1993-09-21 |
| 5208035 | Diclofenac sodium plaster | Hirohisa Okuyama, Yasuo Ikeda, Shuichi Kasai, Akira Iwasa | 1993-05-04 |
| 5173384 | Electrophotographic photoreceptor | — | 1992-12-22 |
| 5130222 | Electrophotographic photoreceptor and use in repeated copying | Mamoru Nozomi | 1992-07-14 |
| 5120627 | Electrophotographic photoreceptor having a dip coated charge transport layer | Mamoru Nozomi, Hiromi Horiuchi | 1992-06-09 |
| 5102759 | Electrophotographic photoreceptor | Masahiro Fuse | 1992-04-07 |
| 5045421 | Electrophotographic photoreceptor comprising metal complex charge transport material | Masahiro Fuse, Hiromi Horiuchi | 1991-09-03 |
| 5001027 | Electrophotographic apparatus and method | Itaru Ogawa, Kazuyuki Mito | 1991-03-19 |
| 4752549 | Electrophotographic photoreceptor having a protective layer | Kohki Furuya, Mamoru Nozomi | 1988-06-21 |
| 4725519 | Dual layer electrophotographic photoreceptor comprises titanium phthalocyanine charge generator and hydrazone charge transport materials | Tetsumi Suzuki, Tetsuo Murayama, Hitoshi Ono, Mamoru Nozomi | 1988-02-16 |
| 4664997 | Crystalline oxytitanium phthalocyanine and photoreceptor for use in electrophotography | Tetsumi Suzuki, Tetsuo Murayama, Hitoshi Ono, Mamoru Nozomi | 1987-05-12 |
| 4407919 | Electrophotographic plate | Tetsuo Murayama, Tsunemitsu Tajima, Yukihiro Sato | 1983-10-04 |
| 4367273 | Electrophotographic plate comprising a conductive substrate and a photosensitive layer containing an organic photoconductor layer composed of a hydrazone compound | Tetsuo Murayama, Tsunemitsu Tajima | 1983-01-04 |
| 4278747 | Electrophotographic plate comprising a conductive substrate and a photosensitive layer containing an organic photoconductor layer composed of a hydrazone compound | Tetsuo Murayama, Tsunemitsu Tajima | 1981-07-14 |
| 4184871 | Photosensitive composition for electrophotography | Hiroshi Oba, Tetsuo Murayama | 1980-01-22 |