Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4491401 | Diaphragm device | Hiroyoshi Inaba, Akiyasu Sumi, Hidefumi Notagashira, Hiroyasu Murakami, Akira Hiramatsu | 1985-01-01 |
| 4488145 | Resonant sounder device for producing multiple warning sounds | Kiyoshi Alyfuku, Masaharu Kawamura, Masayoshi Kiuchi, Hiroyasu Murakami | 1984-12-11 |
| 4484099 | Piezoelectric vibration wave motor with multiple traveling wave generating members | Tohru Kawai, Hiroyasu Murakami, Akira Hiramatsu, Naoya Kaneda | 1984-11-20 |
| 4477170 | Annunciator for flash photographing system | Masanori Yamada | 1984-10-16 |
| 4475803 | Light measuring device for camera | Akira Hiramatsu, Kazuhiko Arakawa, Hiroyasu Murakami | 1984-10-09 |
| 4472045 | System for audibly indicating necessary information for the photographic operation of a camera | Kiyoshi Alyfuku, Masayoshi Kiuchi | 1984-09-18 |
| 4465355 | Single-lens reflex camera | Hiroyasu Murakami, Akira Hiramatsu | 1984-08-14 |
| 4448509 | Interchangeable lens barrel with signal transfer contacts | Shigeru Kamata, Syuichiro Saito, Masaharu Kawamura, Akira Akashi | 1984-05-15 |
| 4437752 | Safety device for camera and accessory | Akira Akashi, Masaharu Kawamura, Shigeru Kamata, Syuichiro Saito | 1984-03-20 |
| 4420240 | Tripartite camera with releasable coupling between each part | Toyokazu Mizogui, Takashi Isobe, Akira Hiramatsu, Hiroyasu Murakami, Toyoki Ishida | 1983-12-13 |
| 4402589 | Correct exposure annunciating device | Masaharu Kawamura, Hiroyuki Kataoka, Masanori Uchidoi | 1983-09-06 |
| 4400076 | Finger abutment device for camera | Yuzo Miura, Masayuki Suzuki | 1983-08-23 |
| 4348096 | Sound mode selector device in a camera incorporating a buzzer | Kenichi Shinbori, Masayoshi Kiuchi, Kiyoshi Alyfuku | 1982-09-07 |
| 4346973 | Focusing screen interchanging device in single lens reflex camera | Masayuki Suzuki, Kenichi Shinbori, Hiroyasu Murakami | 1982-08-31 |