Issued Patents 1989
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 4828373 | Aspherical single lens | Shigeyuki Suda | 1989-05-09 |
| 4816851 | Motor driven camera | Hidehiko Fukahori, Yoshihiko Aihara | 1989-03-28 |
| 4816124 | Metal-coated fibrous objects | Katsuhide Manabe, Masatoshi Tsutsui, Toshimasa Suzuki, Yoshifumi Nishibayashi | 1989-03-28 |
| 4810484 | Method for manufacturing fine lead titanate powders | Satoru Uedaira, Hiroshi Yamanoi, Hidemasa Tamura | 1989-03-07 |
| 4799074 | Camera | Masaharu Kawamura, Yoshihito Harada, Ryuichi Kobayashi, Tsunemasa Ohara, Yoichi Tosaka | 1989-01-17 |
| 4795243 | Granular member moving method and apparatus | — | 1989-01-03 |