Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10287200 | Method for treating ballast water and device for treating ballast water used therefor | Hiroshi Yamamoto, Akiyoshi Edagawa, Takashi Sakakibara, Kazumi Osamura, Hideki Nagaoka +1 more | 2019-05-14 |
| 9522829 | Liquid treatment method and liquid treatment device used therein | Akiyoshi Edagawa, Hiroshi Yamamoto, Hideki Nagaoka, Takuya Kotanagi, Takashi Sakakibara | 2016-12-20 |