Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7274610 | Semiconductor memory device | — | 2007-09-25 |
| 6930935 | Redundancy circuit and semiconductor device using the same | Hiroshi Watanabe | 2005-08-16 |
| 6714474 | Method of checking the state of a capacitor fuse in which the voltage applied to the capacitor fuse is the same level as voltage applied to memory cells | — | 2004-03-30 |
| 6445637 | Semiconductor memory device with a refresh function | — | 2002-09-03 |
| 6430092 | Memory device with booting circuit capable of pre-booting before wordline selection | — | 2002-08-06 |
| 5315554 | Dynamic random access memory device with intermediate voltage generator interrupting power supply in test operation | — | 1994-05-24 |
| 5241575 | Solid-state image sensing device providing a logarithmically proportional output signal | Shigehiro Miyatake, Kenji Takada, Jun Hasegawa | 1993-08-31 |
| 4496834 | Focus detecting photoelectric device and focus detecting system | Takayuki Gotoh, Eiji Yamakawa, Toshihiko Karasaki | 1985-01-29 |
| 4464038 | Distance measuring device for use in a camera | — | 1984-08-07 |
| 4313654 | Automatic rangefinder system for photographic camera with light emitting and receiving means | Toru Matsui, Motonobu Matsuda, Hiroshi Ueda, Yoshio Kuramoto | 1982-02-02 |
| 4251144 | Rangefinding system | Motonobu Matsuda, Tohru Matsui, Yoshihiro Tanaka | 1981-02-17 |
| 4209241 | Photoelectric rangefinder | Nobuyuki Taniguchi | 1980-06-24 |
| 4193676 | Data photographic device for camera | Hiroshi Ueda, Mitsuru Saito, Yoshio Kuramoto | 1980-03-18 |