Issued Patents All Time
Showing 76–95 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6466754 | Image forming apparatus for reducing banding caused by vibration of stacked image forming cartridges | Yasushi Nakazato, Kazuyuki Shimada | 2002-10-15 |
| 6400917 | Image forming apparatus for reducing banding caused by vibration of stacked image forming cartridges | Yasushi Nakazato, Kazuyuki Shimada | 2002-06-04 |
| 6236820 | Image forming apparatus for reducing banding caused by vibration of stacked image forming cartridges | Yasushi Nakazato, Kazuyuki Shimada | 2001-05-22 |
| 6091534 | Compact scanning optical system | — | 2000-07-18 |
| 6052211 | Compact multiple-beam scanning optical system | — | 2000-04-18 |
| 5999345 | Multi-beam light source unit | Kohji Sakai | 1999-12-07 |
| 5936756 | Compact scanning optical system | — | 1999-08-10 |
| 5926203 | Image recording method and apparatus using multiple laser beams | Akira Shimura, Shuichi Yamazaki, Masaki Narita | 1999-07-20 |
| 5793408 | Optical scanning apparatus with improved structure for adjusting focus position | — | 1998-08-11 |
| 5786594 | Multi-beam pitch adjustment system and method | Tatsuya Ito, Katsumi Yamaguchi, Akira Shimura, Masaki Narita, Shuichi Yamazaki +1 more | 1998-07-28 |
| 5753907 | Multiple beam scanning apparatus | Masaki Narita, Akira Shimura, Shuichi Yamazaki | 1998-05-19 |
| 5671077 | Multi-beam light source device and optical scanning apparatus using the multi-beam source device | Susumu Imakawa, Katsumi Yamaguchi, Makoto Hino, Norio Michiie | 1997-09-23 |
| 5633744 | Supporting apparatus for optical scanning apparatus | — | 1997-05-27 |
| 5128699 | Image recording apparatus capable of changing dot density and dot size | Kazuyuki Shimada | 1992-07-07 |
| 5063409 | Image recording apparatus and exchanging unit used in the same | — | 1991-11-05 |
| 5018806 | Image forming apparatus | — | 1991-05-28 |
| 4953171 | Semiconductor laser source unit | Kazuyuki Shimada, Nobuo Sakuma, Seizoh Suzuki, Katsumi Yamaguchi | 1990-08-28 |
| 4932732 | Optical scanning apparatus | — | 1990-06-12 |
| 4869582 | Optical scanning apparatus for presenting the dislocation of a stationary mirror | Takeshi Komurasaki | 1989-09-26 |
| 4853710 | Imaging by laser beam scanning | Kazuyuki Shimada, Hiroaki Kotabe, Kouji Yamanobe, Kozo Yamazaki | 1989-08-01 |