Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8345116 | Noise reduction filter processing circuit, image processing circuit, imaging device, and storage medium storing noise reduction program | — | 2013-01-01 |
| 6324554 | Character processing apparatus | Yasuhiro Watanabe, Takahiro Kato, Masayuki Utsumi, Masaka Hamada, Hiroshi Takakura +7 more | 2001-11-27 |
| 5018083 | Image processing system | Yasuhiro Watanabe, Takahiro Kato, Masayuki Utsumi, Masaki Hamada, Hiroshi Takakura +7 more | 1991-05-21 |
| 4332014 | Data retrieval system | Tamotsu Nakazawa, Kenzo Ina | 1982-05-25 |