Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6009716 | Integral air conditioner with motors for driving interior and exterior blowers both disposed at exterior side | Kazuya Yoshikawa, Yuki Kawano, Tomiji Ikarashi, Toshiya Ueno | 2000-01-04 |
| 4885766 | Remote control device using a telephone line | Norio Yasuoka, Takehiro Kobayashi, Nobuharu Hikida, Yasuyuki Hatakeyama, Jiro Itogawa | 1989-12-05 |
| 4405219 | Optical image synthesis method and apparatus | Mitsuo Yasuda, Katsuji Minami, Jiro Itokawa, Yasuyuki Hatakeyama, Shinya Sakaida | 1983-09-20 |
| 4292985 | Hair waving appliance | Zirou Itogawa | 1981-10-06 |