Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8196054 | On-site system building support tool | Yoshihiko Takishita, Takami Kusaki | 2012-06-05 |
| 8123958 | Method for treating ship ballast water | Yasuo Fukuyo, Yoshiharu Wakao, Takuro Tabuchi, Takeaki Kikuchi | 2012-02-28 |
| 8051384 | On-site system construction support tool and on-site system construction support device | Yoshihiko Takishita, Takami Kusaki | 2011-11-01 |
| 7785475 | Magnetic separation purifying apparatus and magnetic separation purifying method | Norihide Saho, Hisashi Isogami, Akira Mochizuki, Susumu Harada | 2010-08-31 |
| 7618545 | Method for treating ship ballast water | Yoshiharu Wakao, Takuro Tabuchi | 2009-11-17 |
| 7093551 | Freshwater supply system | Norihide Saho, Hisashi Isogami, Akira Mochizuki, Yoichi Imamura | 2006-08-22 |
| 6139745 | Purification apparatus | Koichi Tsuzuki, Junichi Kobayashi, Takeo Takagi, Hiroaki Yoda, Kazuo Kobayashi | 2000-10-31 |
| 5893978 | Purifying method and purification system for lakes and marshes | Hiroaki Yoda, Shiro Nakadaira, Toshio Masuda, Koichi Tsuzuki | 1999-04-13 |
| 5329528 | Duplex communication control device | Hajima Akai, Hiromichi Ebashi | 1994-07-12 |
| 4986244 | Internal combustion engine | Junichi Kobayashi | 1991-01-22 |