Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7804393 | Tape cartridge management system and tape cartridge | Nobuyuki Tada | 2010-09-28 |
| 7733597 | Magnetic tape cartridge | Nobuyuki Tada | 2010-06-08 |
| 7292282 | Digital camera employing multiple light shielding walls | Raymond Chan, Mikihiko Kato | 2007-11-06 |
| 7020392 | Finder housing | Raymond Chan, Yiu Hung Li, Mikihiko Kato | 2006-03-28 |
| 6965734 | Electronic equipment and camera | Raymond Chan, Yiu Hung Li, Mikihiko Kato | 2005-11-15 |
| 6943963 | Collapsible lens barrel | Raymond Chan, Yiu Hung Li, Mikihiko Kato | 2005-09-13 |
| 4845762 | Frequency processing method and apparatus for radiation image | Nobuyoshi Nakajima, Hirosi Tanaka | 1989-07-04 |
| 4652999 | Radiation image read-out and gradation processing method and apparatus with means to select between different gains for gradation processing | Nobuyoshi Nakajima, Hirosi Tanaka | 1987-03-24 |
| 4641267 | Gradation correction curve creating method and apparatus | Eiichi Asai, Hiroshi Tanaka | 1987-02-03 |
| 4611247 | Radiation image reproducing apparatus | Masamitsu Ishida, Eiichi Asai | 1986-09-09 |