Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7033717 | Process for producing electrophotographic photosensitive member, and electrophotographic photosensitive member and electrophotographic apparatus making use of the same | Satoshi Kojima, Toshiyuki Ehara, Hideaki Matsuoka, Junichiro Hashizume, Ryuji Okamura +2 more | 2006-04-25 |
| 7033721 | Method for producing electrophotographic photosensitive member, electrophotographic photosensitive member and electrophotographic apparatus using the same | Junichiro Hashizume, Toshiyuki Ehara, Hideaki Matsuoka, Ryuji Okamura, Satoshi Kojima +2 more | 2006-04-25 |
| 6453913 | Method of cleaning a film deposition apparatus, method of dry etching a film deposition apparatus, and an article production method including a process based on the cleaning or dry etching method | Hiroyuki Katagiri, Yoshio Seqi, Hideaki Matsuoka, Tetsuya Karaki | 2002-09-24 |
| 6090513 | Eclectrophotographic light-receiving member and process for its production | Hiroaki Niino, Satoshi Kojima | 2000-07-18 |
| 5817181 | Process for forming deposited film for light-receiving member, light-received member produced by the process deposited film forming apparatus, and method for cleaning deposited film forming apparatus | Ryuji Okamura, Kazuyoshi Akiyama, Hitoshi Murayama, Satoshi Kojima, Hirokazu Ohtoshi +1 more | 1998-10-06 |
| 5455138 | Process for forming deposited film for light-receiving member, light-receiving member produced by the process, deposited film forming apparatus, and method for cleaning deposited film forming apparatus | Ryuji Okamura, Kazuyoshi Akiyama, Hitoshi Murayama, Satoshi Kojima, Hirokazu Ohtoshi +1 more | 1995-10-03 |
| 5407768 | Light-receiving member | Kazuyoshi Akiyama, Masaaki Yamamura, Ryuji Okamura | 1995-04-18 |