Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6521839 | Insulation-operating rod | Nobuya Nakajima | 2003-02-18 |
| 6228240 | Method and apparatus for producing deionized water | Ichiro Terada, Hiroshi Toda, Junjiro Iwamoto, Kazuo Umemura, Tohru Hoshi +3 more | 2001-05-08 |
| 6071397 | Apparatus for producing deionized water | Ichiro Terada, Kazuo Umemura, Junjiro Iwamoto, Mark Philip Huehnergard | 2000-06-06 |
| 5961805 | Method and apparatus for producing deionized water | Ichiro Terada, Hiroshi Toda, Junjiro Iwamoto, Kazuo Umemura, Tohru Hoshi +3 more | 1999-10-05 |
| 5907571 | Semiconductor laser device and method for manufacturing the same | Shinji Ogino, Shoji Kitamura, Hiromi Mojikawa, Yoichi Shindo, Takao Suyama | 1999-05-25 |
| 5759373 | Porous ion exchanger and method for producing deionized water | Ichiro Terada, Iku Saito, Haruhisa Miyake, Kazuo Umemura, Junjiro Iwamoto | 1998-06-02 |