Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5544043 | Check processing equipment | Hiroki Tsubota, Masanori Yokota, Kenta Hori | 1996-08-06 |
| 5239592 | Character recognizing system | Hirofumi Kameyama, Hiroki Tsubota | 1993-08-24 |
| 4987603 | Recognition method for letter patterns | Kazuhiko Ohnishi, Yasuo Fujita, Hiroki Tsubota, Katsuji Uosaki | 1991-01-22 |
| 4933977 | Method for identifying plural connected figures | Kazuhiko Ohnishi, Yasuo Fujita, Hirofumi Kameyama, Katsuji Uosaki | 1990-06-12 |