Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340975 | Microwave mixing circuit and a VHF-UHF tuner having the mixing circuit | Sadahiko Yamashita | 1982-07-20 |
| 4315333 | Circuit arrangement for a wide-band VHF-UHF television double superheterodyne receiver | Sadahiko Yamashita, Mitsuo Saito, Morikazu Sagawa | 1982-02-09 |