Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6093289 | Ozone generating method | Masaki Kuzumoto, Youichiro Tabata, Shigenori Yagi, Kenji Yoshizawa, Junji Ochi +1 more | 2000-07-25 |
| 5948374 | Ozone generating apparatus | Masaki Kuzumoto, Youichiro Tabata, Shigenori Yagi, Kenji Yoshizawa, Junji Ochi +1 more | 1999-09-07 |
| 5789094 | Fuel cell and sealing parts therefore | Akira Kusunoki, Jitsuji Otsuki, Yasuhira Kikuoka, Tatsunori Okada, Mitsuie Matsumura +2 more | 1998-08-04 |
| 5759497 | Ozone generating apparatus | Masaki Kuzumoto, Youichiro Tabata, Shigenori Yagi, Kenji Yoshizawa, Junji Ochi +1 more | 1998-06-02 |
| 5616431 | Fuel cell and its bipolar plate | Akira Kusunoki, Jitsuji Otsuki, Yasuhira Kikuoka, Tatsunori Okada, Mitsuie Matsumura +2 more | 1997-04-01 |
| 4943495 | Fuel cell | Tatsunori Okada, Masayuki Miyazaki, Toshihide Tanaka, Chiaki Hatoh | 1990-07-24 |