Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693930 | Optical scanner having a plurality of scanning systems | Hiroshi Watanuki, Toshiyuki Ichikawa | 1997-12-02 |
| 5687017 | Rotary polyhedral mirror and method for producing the mirror | Ichiro Sebata | 1997-11-11 |