Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8303893 | Apparatus for determining coagulant amount | Dabide Yamaguchi, Yoshiharu Tanaka, Takashi Nakayama | 2012-11-06 |
| 8012759 | Method and apparatus for determination of coagulant injection rate in water treatment process | Dabide Yamaguchi, Yoshiharu Tanaka, Takashi Nakayama | 2011-09-06 |
| 6184983 | Method and apparatus for measuring turbidity | Dabide Yamaguchi, Kenji Harada, Akinori Sasaki | 2001-02-06 |
| 5194921 | Method and apparatus for detecting flocculation process of components in liquid | Norihito Tambo, Yoshihiko Matsui, Yasushi Zaitsu, Mutsuhisa Hiraoka, Hiroshi Hoshikawa +1 more | 1993-03-16 |