Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696617 | Optical reading apparatus having optical scanner for scanning information on objects | Masanori Ohkawa, Toshiyuki Ichikawa, Toshimitsu Kumagai, Yuuichiro Takashima, Hiroshi Watanuki +4 more | 1997-12-09 |
| 5689378 | Laser diode module | Yuichirou Takashima, Mitsuharu Ishii, Toshimitsu Kumagai, Masanori Ohkawa | 1997-11-18 |
| 5659432 | Laser diode module | Yuichirou Takashima, Mitsuharu Ishii, Toshimitsu Kumagai, Masanori Ohkawa | 1997-08-19 |
| 5633761 | Laser diode module | Yuichirou Takashima, Mitsuharu Ishii, Toshimitsu Kumagai, Masanori Ohkawa | 1997-05-27 |