Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7922915 | Wastewater treatment system and method of wastewater treatment | — | 2011-04-12 |
| 6066592 | Gas separator | Takayuki Kawae, Shinji Nakamura | 2000-05-23 |
| 5989319 | Gas separator | Takayuki Kawae, Shinji Nakamura | 1999-11-23 |
| 5980989 | Gas separator and method for preparing it | Tomonori Takahashi | 1999-11-09 |
| 5614001 | Hydrogen separator, hydrogen separating apparatus and method for manufacturing hydrogen separator | Osamu Sakai, Tomonori Takahashi, Takao Soma | 1997-03-25 |