Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5194921 | Method and apparatus for detecting flocculation process of components in liquid | Norihito Tambo, Yoshihiko Matsui, Tokio Ohto, Yasushi Zaitsu, Mutsuhisa Hiraoka +1 more | 1993-03-16 |
| 5160604 | Toxic substance-detecting system with fixed microorganism membrane for water quality-monitoring | Eiichi Nakamura, Hiroaki Tanaka, Yoshiharu Tanaka, Takashi Iitake | 1992-11-03 |
| 5094817 | Apparatus for quantitative determination of trihalomethanes | Toyoaki Aoki, Kouji Kawakami, Yoshiharu Tanaka | 1992-03-10 |
| 4960711 | Method for the quantitative determination of trihalomethanes | Toyoaki Aoki, Kouji Kawakami, Yoshiharu Tanaka | 1990-10-02 |
| 4877558 | Method of treating radioactive ion-exchange resins by oxidative decomposition | Takayuki Morioka, Nobuyuki Motoyama, Takeo Takahashi, Sizuo Suzuki, Tuyoshi Ishikawa +2 more | 1989-10-31 |