Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9212073 | Ballast water treatment agent and method of treating ballast water of ship using the same | Kotaro Fukuzawa, Kazuki Hayashi, Tetsurou Fukase | 2015-12-15 |
| 6656365 | Process for preventing formation of scale | Takashi Suzuki, Hermann Kempen, Katsuhiro Ishikawa, Masahiro Shiratani | 2003-12-02 |
| 6001264 | Water-treating agent and method for treating water | Takashi Suzuki, Hideo Morinaga, Katsuhiro Ishikawa | 1999-12-14 |
| 5716529 | Water-treating agent and method for treating water | Takashi Suzuki, Hideo Morinaga, Katsuhiro Ishikawa | 1998-02-10 |