Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5026137 | Light signal transmission system | — | 1991-06-25 |
| 4927230 | Optical switch array provided with a mask having openings of a predetermined pattern and shutters corresponding to the pattern | — | 1990-05-22 |
| 4815027 | Optical operation apparatus for effecting parallel signal processing by detecting light transmitted through a filter in the form of a matrix | Kenji Saito, Yuichi Handa, Nobuyoshi Tanaka, Hidetoshi Nojiri | 1989-03-21 |
| 4791306 | Method and apparatus for converting image into electrical signals | — | 1988-12-13 |
| 4707743 | Method and apparatus for image conversion with multiple exposures for filtering | Hajime Sakata | 1987-11-17 |
| 4512632 | Original reading apparatus | Kazuo Minoura | 1985-04-23 |
| 4432022 | Original reading apparatus | — | 1984-02-14 |
| 4353617 | Optical system capable of continuously varying the diameter of a beam spot | Kazuo Minoura | 1982-10-12 |