Issued Patents All Time
Showing 301–325 of 381 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5157649 | Optical pickup device for optical recording/playback apparatus | — | 1992-10-20 |
| 5153898 | X-ray reduction projection exposure system of reflection type | Noritaka Mochizuki, Setsuo Minami, Shigetaro Ogura, Yasuaki Fukuda, Yutaka Watanabe +2 more | 1992-10-06 |
| RE34083 | Camera with motorized film rewinding device | Masaharu Kawamura, Yoshihito Harada, Ryuichi Kobayashi, Tsunemasa Ohara, Yoichi Tosaka | 1992-09-29 |
| 5140358 | Camera | Tatsuyuki Tokunaga | 1992-08-18 |
| 5128704 | Camera having information or function setting device | Naohiko Hayashi | 1992-07-07 |
| 5127029 | X-ray exposure apparatus | Shinichiro Uno | 1992-06-30 |
| 5064297 | Static pressure gas bearing with throttling control valve in housing | Mamoru Tanaka, Koichi Kawakami | 1991-11-12 |
| 5058094 | Disc loading apparatus | — | 1991-10-15 |
| 5052033 | Reflection type mask | Tsutomu Ikeda, Yutaka Watanabe, Masami Hayashida, Yasuaki Fukuda, Shigetaro Ogura +2 more | 1991-09-24 |
| 5019162 | Activated carbon for recovery of gold | Zenji Matsumoto, Teruo Fukui | 1991-05-28 |
| 5013526 | Superconducting alloys comprising tungsten, molybdenum, silicon and oxygen | Nobuyoshi Kobayashi, Seiichi Kondo, Makoto Matsui, Kiichiro Mukai | 1991-05-07 |
| 5004328 | Spherical lens and imaging device using the same | Jun Hattori | 1991-04-02 |
| 4999655 | Motor driven camera | Hidehiko Fukahori, Yoshihiko Aihara | 1991-03-12 |
| 4945433 | Ejecting mechanism of disk cartridges | Hirokimi Iwata | 1990-07-31 |
| 4941010 | Camera | Yoshihiko Aihara | 1990-07-10 |
| 4918553 | Recording/reproducing apparatus for a disk cassette | Hirokimi Iwata | 1990-04-17 |
| 4892395 | Collimating optical system using a spherical lens | Noritaka Mochizuki | 1990-01-09 |
| 4889706 | Method of manufacturing fine powder of lead stannate | Satoru Uedaira, Hiroshi Yamanoi, Hidemasa Tamura | 1989-12-26 |
| 4881092 | Motor driven camera | Hidehiko Fukahori, Yoshihiko Aihara | 1989-11-14 |
| 4876619 | Disk cartridge having shutter and a device for opening and closing the shutter | — | 1989-10-24 |
| 4872743 | Varifocal optical element | Takeshi Baba, Kazuhiko Matsuoka, Masayuki Usui, Kazuo Minoura, Atsushi Someya | 1989-10-10 |
| 4864336 | Motor driven camera | Hidehiko Fukahori, Yoshihiko Aihara | 1989-09-05 |
| 4855123 | Method of oxidizing sulfide-containing liquor | Shinichi Hara, Kuniaki Kimura, Takeo Ono, Munekazu Nakamura, Yoshihiro Ohguchi | 1989-08-08 |
| 4848882 | Gradient index lens | Jun Hattori | 1989-07-18 |
| 4843420 | Mirror device for a camera | Tsuyoshi Fukuda, Masayoshi Kiuchi | 1989-06-27 |