Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8652437 | Method of manufacturing artificial zeolite | Teruo Henmi, Takayuki Nakamura, Toshiaki Ubukata, Shuji Tada | 2014-02-18 |
| 8568687 | Method of manufacturing solid acid catalyst | Teruo Henmi, Toru Tonegawa, Toshiaki Ubukata, Shuji Tada | 2013-10-29 |
| 6745707 | Method of disposing of combustible materials | Ichiro Suzuki, Shinichi Nakazawa, Kenji Katagiri, Hitoshi Kumata, Tokuyoshi Kawai +1 more | 2004-06-08 |
| 6520098 | Apparatus and method for disposing of dam dirt | Ichiro Suzuki, Shinichi Nakazawa, Kenji Katagiri, Hitoshi Kumata, Tokuyoshi Kawai +1 more | 2003-02-18 |
| 5857888 | Method of manufacturing a plasma torch eletrode | Shuji Tada, Jun Aoki | 1999-01-12 |