Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364023 | Optical character reading system | Isao Isshiki, Koji Sato, Katsuyoshi Sunago, Masayuki Akatsuka | 1982-12-14 |
| 4355301 | Optical character reading system | Isao Isshiki, Fukuma Sakamoto, Masatoshi Tanaka, Koji Sato | 1982-10-19 |