Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8222622 | Electron irradiation apparatus of DC-type dielectric barrier discharge and electrical therapeutic apparatus | Keisuke Hirasawa, Masaharu Dozen, Yuki Tada | 2012-07-17 |
| 5384673 | Magnetic-tape storage apparatus | Junichi Yoshioka, Chiaki Yamauchi, Takashi Watanabe, Toshiya Nakajima, Madoka Ichikawa +4 more | 1995-01-24 |
| 4511934 | Video tape recorder | Takao Ohira, Makoto Niiro | 1985-04-16 |
| 4445146 | Digital tracking control system for video tape reproducing apparatus | Hitoshi Sakamoto | 1984-04-24 |