Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882218 | Thermal transfer recording medium | Kunihiro Koshizuka | 1989-11-21 |
| 4840848 | Thermal transfer recording medium | Kunihiro Koshizuka | 1989-06-20 |
| 4833287 | Single-turn induction heating coil for floating-zone melting process | Shyouzo Muraoka | 1989-05-23 |
| 4828922 | Heat-sensitive transfer recording medium | Kunihiro Koshizuka, Yoshihiro Inaba, Tatsuichi Maehashi | 1989-05-09 |
| 4818591 | Thermal transfer recording medium | Shegehiro Kitamura, Masao Asano, Yoshiaki Shimizu | 1989-04-04 |
| 4802776 | Print head having a wear resistant rotational fulcrum | Akiyasu Miyazawa, Mineo Harada, Eiji Tajima | 1989-02-07 |
| 4802032 | Servo for VTR drum motor with external reference signal phase modulation | Kaichi Tatsuzawa, Tetsuo Ogawa | 1989-01-31 |