Issued Patents All Time
Showing 251–275 of 291 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4710106 | Volume controlling device for variable volume pump | Masatoshi Kuroyanagi, Masahiko Suzuki, Koichi Moriguchi, Yasuhiro Horiuchi, Kanehito Nakamura | 1987-12-01 |
| 4708773 | Impermeable plate for uniformly dispersing paper raw material in a twin wire paper former | Haruyoshi Fujiwara, Tetsuo Makino | 1987-11-24 |
| 4695144 | Drive apparatus of lens and exposure mechanism by motor | Tsunemi Yoshino, Katsuji Ishikawa | 1987-09-22 |
| 4652215 | Variable capacity radial piston pump | Masatoshi Kuroyanagi, Masahiko Suzuki, Kohichi Moriguchi, Kazuma Matsui | 1987-03-24 |
| 4634301 | Print head with torsion spring | Atsuo Sakaida, Masafumi Kawaura, Yasuji Chikaoka, Kiyomitsu Asano | 1987-01-06 |
| 4632530 | Automatic film winding system | Katsuji Ishikawa | 1986-12-30 |
| 4601641 | Discharge pressure-dependant variable-capacity radial plunger pump | Masatoshi Kuroyanagi, Masahiko Suzuki | 1986-07-22 |
| 4596449 | Zoom lens apparatus | Toshitsugu Kashihara, Youichi Iwai, Nobuo Yamashita | 1986-06-24 |
| 4585313 | Lens drive device and optical lens assembly utilizing the same | Toshitsugu Kashihara, Youichi Iwai, Nobuo Yamashita | 1986-04-29 |
| 4581726 | Ultrasonic distance measuring apparatus | Hiroshi Makino | 1986-04-08 |
| 4578783 | Ultrasonic distance measuring apparatus | Hiroshi Makino | 1986-03-25 |
| 4571101 | Print head | Atsuo Sakaida, Masafumi Kawaura, Yasuji Chikaoka, Kiyomitsu Asano | 1986-02-18 |
| 4561829 | Rotary compressor with tapered valve ports for lubricating pump | Masahiro Takebayashi, Akio Sakazume, Yoshihisa Uneyama, Kazuo Sekigami, Shigetaro Tagawa +1 more | 1985-12-31 |
| 4544338 | Oil feeder means for use in a horizontal type rotary compressor | Masahiro Takebayashi, Akio Sakazume, Masahiko Sugiyama, Mitsuru Murata, Shigetaro Tagawa | 1985-10-01 |
| 4479076 | Power saving device for electronic flash | Tetsuo Yamaoka | 1984-10-23 |
| 4472039 | Photographic lens device having a step motor mounted on the lens barrel | Toshitsugu Kashihara, Tsunemi Yoshino, Akitoshi Morioka | 1984-09-18 |
| 4472042 | Flash camera | Hajime Mitsui | 1984-09-18 |
| 4461560 | Photographic information display device | Tsunemi Yoshino, Toshitsugu Kashihara, Akitoshi Morioka | 1984-07-24 |
| 4443087 | Focus state indicator | Toshitsugu Kashihara, Tsunemi Yoshino, Akitoshi Morioka | 1984-04-17 |
| 4431288 | Camera with liquid crystal aperture control means | Tsunemi Yoshino | 1984-02-14 |
| 4423940 | Photographic equipment | Toshitsugu Kashihara, Tsunemi Yoshino, Akitoshi Morioka | 1984-01-03 |
| 4423941 | Device for shifting lens group | Tsunemi Yoshino | 1984-01-03 |
| 4394077 | Device for detecting sharp focusing | Tsunemi Yoshino, Toshitsugu Kashihara, Akitoshi Morioka | 1983-07-19 |
| 4384772 | Camera | Kotaro Hatada, Tsunemi Yoshino | 1983-05-24 |
| 4381146 | Piezoelectric aperture size control device | Tsunemi Yoshino | 1983-04-26 |