Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670286 | Electrophotographic light receiving member having an outermost surface with a specific metal element-bearing region and a region substantially free of said metal element which are two-dimensionally distributed | Junichiro Hashizume | 1997-09-23 |
| 5656404 | Light receiving member with an amorphous silicon photoconductive layer containing fluorine atoms in an amount of 1 to 95 atomic ppm | Hiroaki Niino, Ryuji Okamura, Toshiyasu Shirasuna, Shigeru Shirai | 1997-08-12 |
| 5624776 | Electrophotographic photosensitive member provided with a light receiving layer composed of a non-single crystal silicon material containing columnar structure regions and process for the production thereof | Hirokazu Ohtoshi, Takehito Yoshino, Ryuji Okamura, Yasuyoshi Takai | 1997-04-29 |
| 5597623 | Process for using microwave plasma CVD | Yasuyoshi Takai, Hirokazu Otoshi, Ryuji Okamura | 1997-01-28 |