Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6211986 | Optical reading apparatus having optical scanner for scanning information on objects | Masanori Ohkawa, Toshiyuki Ichikawa, Toshimitsu Kumagai, Hiroshi Watanuki, Shinichi Sato +4 more | 2001-04-03 |
| 5815300 | Optical reading apparatus having optical scanner for scanning information on objects | Masanori Ohkawa, Toshiyuki Ichikawa, Toshimitsu Kumagai, Hiroshi Watanuki, Shinichi Sato +4 more | 1998-09-29 |
| 5696617 | Optical reading apparatus having optical scanner for scanning information on objects | Masanori Ohkawa, Toshiyuki Ichikawa, Toshimitsu Kumagai, Hiroshi Watanuki, Shinichi Sato +4 more | 1997-12-09 |