Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6683708 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 2004-01-27 |
| 6657652 | Multi-beam exposer unit | Takashi Shiraishi, Masao Yamaguchi | 2003-12-02 |
| 6549227 | Multi-beam exposer unit | Takashi Shiraishi, Masao Yamaguchi | 2003-04-15 |
| 6505018 | Fixing apparatus with improved heating efficiency | — | 2003-01-07 |
| 6501585 | Multi-beam exposure apparatus | Takashi Shiraishi, Masao Yamaguchi | 2002-12-31 |
| 6452709 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 2002-09-17 |
| 6337757 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 2002-01-08 |
| 6219167 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 2001-04-17 |
| 6201625 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 2001-03-13 |
| 6104519 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 2000-08-15 |
| 6100912 | Multi-beam exposer unit | Takashi Shiraishi, Masao Yamaguchi | 2000-08-08 |
| 6084699 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 2000-07-04 |
| 6061162 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 2000-05-09 |
| 6055084 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 2000-04-25 |
| 5995268 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 1999-11-30 |
| 5986793 | Optical apparatus | Masao Yamaguchi, Takashi Shiraishi | 1999-11-16 |
| 5850306 | Optical scanner | Takashi Shiraishi, Masao Yamaguchi | 1998-12-15 |
| 5808772 | Optical scanner and image forming apparatus utilizing optical scanner | Masao Yamaguchi, Takashi Shiraishi | 1998-09-15 |
| 5751462 | Multi-beam exposure unit | Takashi Shiraishi, Masao Yamaguchi | 1998-05-12 |