Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847742 | Multi-channel inverter circuit | Isao Fukushima | 1989-07-11 |
| 4532561 | Playback speed control system | Hiroyuki Kimura, Yoshimi Iso, Shigeki Inoue, Takashi Takeuchi | 1985-07-30 |
| 4443741 | Drive circuit for electroluminescent element | Katsuyuki Tanaka, Masakatsu Saito, Tohru Sampei | 1984-04-17 |
| 4423498 | Control apparatus for a recording medium drive motor in a digital information reproducing apparatus | Hiroyuki Kimura, Keizo Nishimura | 1983-12-27 |
| 4403347 | Antenna tuning circuit for AM radio receiver | Yoshimi Iso, Eijiro Oshitani, Shigeki Inoue | 1983-09-06 |
| 4190836 | Dynamic drive circuit for light-emitting diodes | Hiroyuki Kimura, Isao Fukushima, Yoshinori Masuda | 1980-02-26 |