Issued Patents 1997
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691125 | Silver halide color photographic material | Takefumi Hara, Kazuyoshi Yamakawa, Sadanobu Shuto, Mitsuru Yamamoto, Yasuhiro Shimada +4 more | 1997-11-25 |
| 5642357 | Transmission signal processing circuit which can determine an optimum stuff threshold value corresponding to a sort of a tributary unit of an input signal | Yoshinori Rokugo | 1997-06-24 |
| 5637271 | Method of producing non-woven fabrics for use in filters | Hidetoshi Takeuchi, Toshikazu Kamei | 1997-06-10 |
| 5621672 | Multitask control system | Minoru Kobayashi, Toshiaki Nagasawa, Shigeo Kobayashi | 1997-04-15 |
| 5619089 | Ultrasonic motor and electronic apparatus provided with an ultrasonic motor | Kenji Suzuki, Masao Kasuga, Minako Suzuki, Akihiro Iino | 1997-04-08 |
| 5614593 | Preparation of matte vinyl chloride polymer and composition thereof | Toshimichi Koga, Minoru Shigemitsu, Osamu Matsumoto | 1997-03-25 |
| 5610652 | Electrophotographic image recording apparatus | — | 1997-03-11 |
| 5609947 | Laminated non-woven fabric filtering medium and method for producing same | Toshikazu Kamei, Hidetoshi Takeuchi | 1997-03-11 |
| 5592041 | Ultrasonic motor and electronic apparatus equipped with ultrasonic motor | Masao Kasuga, Kenji Suzuki, Minako Suzuki | 1997-01-07 |