Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5077613 | Video camera with automatic focusing function | Ryuichiro Kuga, Masayuki Yoneyama | 1991-12-31 |
| 4991944 | Zoom lens driving apparatus | Ryuichiro Kuga, Masayuki Yoneyama, Shusuke Ono | 1991-02-12 |
| 4975726 | Automatic focusing apparatus | Ryuichiro Kuga, Masayuki Yoneyama, Teruyoshi Miura | 1990-12-04 |
| 4924317 | Video camera with an automatic focusing system | Ryuichiro Kuga, Masayuki Yoneyama, Shusuke Ono | 1990-05-08 |
| 4850692 | Semiconductor light position detector for rangefinder | Ryuichiro Kuga, Hiroyuki Asakura, Shusuke Ono, Yoshitomi Nagaoka, Shinji Hataji +1 more | 1989-07-25 |
| 4849813 | Video camera with high-speed scanning | Ryuichiro Kuga, Teruyoshi Miura, Yoshitomi Nagaoka | 1989-07-18 |
| 4758764 | Light-emitting device for automatic focus adjustment apparatus | Ryuichiro Kuga, Hiroyuki Asakura, Yoshitomi Nagaoka | 1988-07-19 |
| 4673274 | Automatic focusing apparatus for camera | Yoshitomi Nagaoka, Yoshiteru Matsuda, Ryuichiro Kuga, Hiroyuki Asakura | 1987-06-16 |
| 4621292 | Automatic focusing device for a video camera | Ryuichiro Kuga, Yoshitomi Nagaoka | 1986-11-04 |
| 4591736 | Pulse signal amplitude storage-holding apparatus | Yoshitomi Nagaoka | 1986-05-27 |