Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4977446 | Digital convergence correcting apparatus | Makoto Shiomi, Michitaka Ohsawa, Toshiyuki Sakamoto, Kuninori Matsumi, Kosuke Ozeki +1 more | 1990-12-11 |
| 4962426 | Dynamic noise reduction circuit for image luminance signal | Nobuaki Naoi, Katunobu Takeda | 1990-10-09 |
| 4549216 | Focusing voltage output circuit for cathode ray tube | — | 1985-10-22 |
| 4392249 | Electronic channel selection apparatus with surface acoustic wave device | Shigeo Matsuura | 1983-07-05 |