Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354969 | Positive-temperature-coefficient thermistor heating device and process for production of the same | Yosinori Akiyama, Akio Nara, Yasuhiro Oya, Keiichi Yamada, Yasuaki Tsujimura | 1994-10-11 |
| 5252367 | Method of manufacturing a magnetic recording medium | Motoharu Sato, Kazuo Muramatsu, Yoshihiko Onishi | 1993-10-12 |
| 5163234 | Hand drier control apparatus | Ryohei Tsukamoto, Tadanobu Hosaka, Akio Nara, Takashi Kojima | 1992-11-17 |
| 5122423 | Magnetic recording medium comprising a chromium underlayer deposited directly on an electrolytic abrasive polished high purity aluminum alloy substrate | Takashi Hase, Hiromi Matsumura, Yoshihiko Onishi, Motoharu Sato | 1992-06-16 |
| 4539108 | Fuel heating type fuel filter device | Kouji Izutani, Isamu Shigeta, Akio Nara | 1985-09-03 |