Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7312998 | Heat radiating apparatus in electronic device and heat radiating method | Hideo Tsurufusa, Takehiko Numata | 2007-12-25 |
| 4954882 | Color television set having a teletext receiver built-in | — | 1990-09-04 |
| 4800433 | Progressive scanning conversion system for television image display apparatus | — | 1989-01-24 |
| 4451850 | Channel selecting device | — | 1984-05-29 |