Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D277006 | Optical character reader | Shosuke Sato, Hideshi Matsuzawa | 1985-01-01 |
| 4419572 | Check digit calculator | Toshio Uwabe, Toshio Nagase, Shosuke Sato, Hideshi Matsuzawa | 1983-12-06 |
| 4272674 | Check digit calculator | Toshio Uwabe, Toshio Nagase, Shosuke Sato, Hideshi Matsuzawa | 1981-06-09 |
| 4265173 | Numbering machine with check digit function | Toshio Uwabe, Toshio Nagase, Shosuke Sato | 1981-05-05 |