Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D892192 | Document camera | Hiroyuki Furusawa, Tetsuro Kato | 2020-08-04 |
| 10705411 | Document camera | Hiroyuki Furusawa | 2020-07-07 |
| D818516 | Document camera | Hiroshi Yamakose, Hiroshi Mameda, Tetsuro Kato | 2018-05-22 |
| 9880450 | Document camera | Hiroshi Yamakose, Hiroshi Mameda, Tetsuo Kato | 2018-01-30 |