Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824749 | Light receiving member for use in electrophotography and process for the production thereof | Shigeru Shirai, Keishi Saito, Takayoshi Arai, Yasushi Fujioka | 1989-04-25 |
| 4823217 | Circuiting device | Yutaka Hayashi | 1989-04-18 |
| 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 | Shigeru Shirai, Keishi Saito, Takayoshi Arai, Yasushi Fujioka | 1989-04-04 |
| 4810377 | Clarification device | Sohei Okamoto, Yukio Suzuki | 1989-03-07 |
| 4804604 | Light receiving member for use in electrophotography | Shigeru Shirai, Keishi Saito, Takayoshi Arai, Yasushi Fujioka | 1989-02-14 |
| 4795691 | Layered amorphous silicon photoconductor with surface layer having specific refractive index properties | Tetsuya Takei, Tatsuyuki Aoike, Keishi Saito | 1989-01-03 |