Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5243182 | Photoelectric switch including synch timing signal emitter and detector and photoelectric detector system using the same | Hisashi Murata, Kazuo Hasegawa, Hironobu Watanabe | 1993-09-07 |
| 5144117 | Illumination type optical recorded information reading device | Kazuo Hasegawa, Hisashi Murata | 1992-09-01 |
| 5122644 | Optical code reading device with autofocussing | Kazuo Hasegawa, Junichi Ouchi | 1992-06-16 |