Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5572008 | Optical information reading apparatus with concave mirror | Yasuyuki Sakai | 1996-11-05 |
| 5552590 | Optical information reading apparatus having means for judging laser deterioration | Kenzo Obata | 1996-09-03 |
| 5426288 | Bar code reader and reading method using single laser light source for both reading information and measuring distance | Kenzo Obata | 1995-06-20 |
| 5189533 | Apparatus for optically reading information | Masahiro Taguchi, Atsushi Hashikawa | 1993-02-23 |