Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6104891 | Color image forming apparatus | Hiroshi Sasame | 2000-08-15 |
| 5940654 | Image forming apparatus with development control based on density detection of developed control image | Akihiko Uchiyama, Hiroshi Sasame, Tatsuya Kobayashi | 1999-08-17 |
| 5666597 | Image forming apparatus with delayed discharge by discharge means | Hiroshi Sasame, Haruo Fujii, Tatsuhiko Hayakawa, Tatsuya Kobayashi, Tetsuya Kobayashi +3 more | 1997-09-09 |
| 5649268 | Charging device having a voltage with a superimposing component mode having a DC component and an oscillation component and a DC component mode | Hiroshi Sasame | 1997-07-15 |
| 5548381 | Developing apparatus forming alternating electric field between image bearing member and toner carrying member | Yoshiro Saito, Haruo Fujii, Hiroshi Sasame, Tatsuhiko Hayakawa, Tatsuya Kobayashi +3 more | 1996-08-20 |
| 5543900 | Image forming apparatus which reduces toner fusion on an image bearing member | Haruo Fujii, Hiroshi Sasame, Hiroaki Kawakami, Tatsuya Kobayashi, Tetsuya Kobayashi +3 more | 1996-08-06 |