Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D420376 | Liquid crystal video projector | Yoshio Sato, Masato Hirai | 2000-02-08 |
| 5332877 | Pictorial symbol switch | Takao Oura, Hideki Okada, Tatsuki Iwasaki, Keishi Fujii, Hideo Mitsui | 1994-07-26 |
| D349105 | Computer | Shimon Okada, Masaharu Sawatani, Yuka Fukagawa, Katsuo Fukuyama | 1994-07-26 |
| D340447 | Computer | Yuka Fukagawa, Masaharu Sawatani, Shimon Okada, Kouji Kurihara | 1993-10-19 |