Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676873 | Microwave oven and magnetron with cold cathode | Masao Urayama, Terutaka Tokumaru, Minoru Makita, Seiki Yano | 1997-10-14 |
| 5315402 | Video signal recording/reproducing system for increasing recording density of a frequency modulated signal | Yasuyuki Ito, Takeshi Kawabe, Yukio Tojo | 1994-05-24 |