Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6256133 | Optical scanning apparatus | Seizo Suzuki, Kohji Sakai | 2001-07-03 |
| 6166842 | Scanning image forming lens and optical scanning apparatus | Kohji Sakai | 2000-12-26 |
| 6069723 | Multi-beam scanning apparatus with controlled scan line bow | — | 2000-05-30 |
| 5970034 | Multiple-beam optical recording apparatus | Nobuo Sakuma | 1999-10-19 |
| 5831758 | Multi-beam optical scanner | Kohji Sakai | 1998-11-03 |
| 5805199 | Multi-beam write optical system | — | 1998-09-08 |
| 5235589 | Apparatus for recording and reproducing optical information and prism coupler | Kiyoshi Yokomori, Tami Isobe, Shigeyoshi Misawa, Syunsuke Fujita | 1993-08-10 |
| 5208800 | Mode splitter and magneto-optical signal detection device | Tami Isobe, Shigeyoshi Misawa, Kiyoshi Yokomori, Syunsuke Fujita, Yoshinobu Nakayama +1 more | 1993-05-04 |
| 5119452 | High efficiency prism coupling device and method for producing the same | Kiyoshi Yokomori, Yoshinobu Nakayama, Shigeyoshi Misawa, Tami Isobe, Syunsuke Fujita +1 more | 1992-06-02 |