Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5130822 | Method and apparatus for correcting an image signal | Tatsuya Nagata, Michihiro Watanabe, Takehiko Yamada | 1992-07-14 |
| 4996438 | Line image sensor with controlled photosensitivity | Tatsuya Nagata, Michihiro Watanabe, Takehiko Yamada | 1991-02-26 |
| 4977313 | Facsimile equipment with direct-contact-type image sensor | Tatsuya Nagata, Takehiko Yamada, Michihiro Watanabe | 1990-12-11 |
| 4940888 | Direct-contact-type image sensor and image sensor assembly | Tatsuya Nagata, Takehiko Yamada, Michihiro Watanabe | 1990-07-10 |
| 4636813 | Thermal print head | Kazuyoshi Mego, Shigetoshi Hiratsuka | 1987-01-13 |
| 4446364 | Photoelectric converter on a transmissive substrate having light shielding | Seiichi Hayashi | 1984-05-01 |