Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664251 | Method of making an aperture plate for a multibeam pattern drawing apparatus | Satoru Tachihara, Koichi Maruyama, Tetsuya Nakamura, Takashi Okuyama, Tamihiro Miyoshi | 1997-09-02 |
| 5633763 | Lens drive mechanism using an electro-mechanical transducer | Tetsuro Kanbara, Minoru Kuwana, Hitoshi Hagimori, Junji Hashimura | 1997-05-27 |
| 5631098 | Battery holder | — | 1997-05-20 |
| 5624482 | Ink jet recording sheet | Hitoshi Kijimuta, Yukio Jitugiri | 1997-04-29 |
| 5621758 | PWM Communication system | Hirofumi Yamazoe | 1997-04-15 |
| 5617381 | Reproducing system for automatically reproducing optical discs | Yoshiya Nonaka, Kenichi Takahashi | 1997-04-01 |
| 5595846 | Phthalocyanine mixed crystal, production method thereof,and electrophotographic photoreceptor | Yasuyuki Shigematsu, Toyoshi Ohashi, Mariko Hayashi | 1997-01-21 |