Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12360127 | Concentration monitoring system, concentration management system, and concentration monitoring method | Hiroaki MIKAWA, Yuichi Okuzaki | 2025-07-15 |
| 10668427 | Acid gas recovery method and system and iron ion analysis method and system | Takuya Hirata, Shinichi Okamoto, Hiromitsu Nagayasu, Tatsuya Tsujiuchi | 2020-06-02 |
| 10336631 | Wastewater treatment method and wastewater treatment apparatus | — | 2019-07-02 |
| 10016718 | Gas absorbing and regenerating apparatus and method for operating same | Shinichi Okamoto, Hiroshi Tanaka, Hiromitsu Nagayasu, Takuya Hirata, Tsuyoshi Oishi +1 more | 2018-07-10 |
| 9395342 | Mist-containing gas analysis device | Shinichi Okamoto, Hiromitsu Nagayasu, Takuya Hirata, Hiroshi Tanaka | 2016-07-19 |
| 9238191 | CO2 recovery system and CO2 recovery method | Hiromitsu Nagayasu, Takashi Kamijo, Takahito Yonekawa, Hiroshi Tanaka, Shinya Kishimoto +6 more | 2016-01-19 |
| 8974582 | CO2 recovery system and CO2 recovery method | Hiromitsu Nagayasu, Takashi Kamijo, Takahito Yonekawa, Hiroshi Tanaka, Shinya Kishimoto +6 more | 2015-03-10 |
| 8568673 | Gas analysis device, mercury removal system, gas analysis method, and removal method for mercury in flue gas | Seiji Kagawa, Nobuyuki Ukai, Takuya Okamoto, Moritoshi Murakami | 2013-10-29 |
| 8562828 | Wastewater treatment apparatus | Masanori Tabata, Makoto Susaki, Yukiko Shirakusa, Kazuhide Kamimura, Tetsuya Ito +1 more | 2013-10-22 |
| 8506693 | CO2 recovery system and CO2 recovery method | Hiromitsu Nagayasu, Takashi Kamijo, Takahito Yonekawa, Hiroshi Tanaka, Shinya Kishimoto +6 more | 2013-08-13 |
| 8398758 | CO2 recovery system and CO2 recovery method | Hiromitsu Nagayasu, Takashi Kamijo, Takahito Yonekawa, Hiroshi Tanaka, Shinya Kishimoto +6 more | 2013-03-19 |