Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693933 | Device for dtecting the size of an original document in a document reader | Akira Takasu, Tatsuya Eguchi, Shinya Kawanishi, Keiichi Okada | 1997-12-02 |
| 5519483 | Detection system and detection method of document size for use in a document reader | Shinya Kawanishi, Keiichi Okada | 1996-05-21 |
| 5488468 | Optical distance measuring apparatus having semiconductor position sensitive photodetector | Shinya Kawanishi, Keiichi Okada | 1996-01-30 |
| 5004934 | Semiconductor integrated circuit and test method for characteristics | — | 1991-04-02 |
| 4791905 | Control apparatus for a vehicle engine electric fuel pump | Naofumi Fukue, Taku Muguruma, Masato Iwaki | 1988-12-20 |