Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4465967 | Current supply circuit | Junjiro Kitano, Akio Sagawa, Toshio Hayashi, Kazuo Hamazato | 1984-08-14 |
| 4315206 | Current supply circuit for telephone exchange | Ryoichi Okada, Hideo Mizutani, Koichi Hasegawa, Takaaki Osaki | 1982-02-09 |
| 4277696 | Semiconductor switch circuit | Junjiro Kitano | 1981-07-07 |
| 4232234 | Semiconductor switch circuit | Shinzi Okuhara, Ichiro Ohhinata | 1980-11-04 |