Issued Patents All Time
Showing 1–15 of 15 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, Takuya Kotanagi +1 more | 2019-05-14 |
| 10118840 | Centrifugal solid-liquid separation device and water treatment device using same | Hiroshi Yamamoto, Akiyoshi Edagawa, Masafumi Sasai, Takuya Kotanagi, Hirohumi Minami +2 more | 2018-11-06 |
| 10035717 | Device for killing microorganisms within ballast water | Hiroshi Yamamoto, Akiyoshi Edagawa, Masafumi Sasai, Takuya Kotanagi, Hirohumi Minami +2 more | 2018-07-31 |
| 9522829 | Liquid treatment method and liquid treatment device used therein | Akiyoshi Edagawa, Hiroshi Yamamoto, Hidenori Funakoshi, Takuya Kotanagi, Takashi Sakakibara | 2016-12-20 |
| 8293067 | Microwave plasma processing device and gate valve for microwave plasma processing device | Sunao Muraoka, Masakazu Ban, Cai Zhong Tian | 2012-10-23 |
| 8109288 | Flow rate control system and shower plate used for partial pressure control system | Hiroshi Koizumi, Jun Ooyabu, Tsuyoshi Shimazu, Hiroki Endo, Keiki Ito +1 more | 2012-02-07 |
| 8104516 | Gas supply unit and gas supply system | Shuji Moriya, Tsuneyuki Okabe, Hiroshi Itafuji, Hiroki Doi, Minoru Ito | 2012-01-31 |
| 7993488 | Microwave plasma processing device and gate valve for microwave plasma processing device | Sunao Muraoka, Masakazu Ban, Cai Zhong Tian | 2011-08-09 |
| 7481240 | Partial pressure control system, flow rate control system and shower plate used for partial pressure control system | Hiroshi Koizumi, Jun Ooyabu, Tsuyoshi Shimazu, Hiroki Endo, Keiki Ito +1 more | 2009-01-27 |
| 7353841 | Relative pressure control system and relative flow control system | Tetsujiro Kono, Hiroki Doi, Minoru Ito, Keiki Ito, Hiroki Endo +5 more | 2008-04-08 |
| 6848470 | Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatus | Tadahiro Ohmi, Satoshi Kagatsume, Kazuhiko Sugiyama, Yukio Minami, Kouji Nishino +13 more | 2005-02-01 |
| 6820632 | Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatus | Tadahiro Ohmi, Satoshi Kagatsume, Kazuhiko Sugiyama, Yukio Minami, Kouji Nishino +13 more | 2004-11-23 |
| 6606912 | Structure or construction for mounting a pressure detector | Tadahiro Ohmi, Takashi Hirose, Eiji Ideta, Nobukazu Ikeda, Ryousuke Dohi +6 more | 2003-08-19 |
| 6450190 | Method of detecting abnormalities in flow rate in pressure-type flow controller | Tadahiro Ohmi, Seiichi Iida, Satoshi Kagatsume, Jun Hirose, Kazuo Fukasawa +6 more | 2002-09-17 |
| 6422264 | Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatus | Tadahiro Ohmi, Satoshi Kagatsume, Kazuhiko Sugiyama, Yukio Minami, Kouji Nishino +13 more | 2002-07-23 |