Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12036513 | Desalination performance restoration agent for cellulose acetate membrane and desalination performance restoration method for cellulose acetate membrane | Takayoshi Hori, Sho Yokogawa, Yoshiaki Ito, Ryo Kamito, Yoshihisa Katsunishi +2 more | 2024-07-16 |
| 10513452 | Water treatment system | Yuta Hashimoto, Hideo Iwahashi, Kiichi Tokunaga, Takeshi Yasunaga, Masayuki Tabata +4 more | 2019-12-24 |
| 10308525 | Suspended-matter removing method utilizing biofilm and suspended-matter removing apparatus utilizing biofilm | Masayuki Tabata, Seiji Furukawa, Hideo Suzuki, Gaku Kondo, Shigeru Yoshioka +1 more | 2019-06-04 |
| 10207942 | Seawater pretreatment device | Masayuki Tabata, Yoshiaki Ito, Kiichi Tokunaga, Hideo Iwahashi | 2019-02-19 |
| 10159936 | Reverse osmosis membrane filtering device | Hidemasa Kakigami, Yoshiaki Ito, Masayuki Tabata, Kiichi Tokunaga | 2018-12-25 |
| 8920653 | Desalination apparatus and desalination method | Kazuhisa Takeuchi, Yoshiaki Ito, Hidemasa Kakigami, Hideo Iwahashi, Kenji Tanaka | 2014-12-30 |
| 8795531 | Co-producing apparatus for salt and fresh water and co-producing method of the same | Kazuhisa Takeuchi, Yoshiaki Ito, Hidemasa Kakigami, Hideo Iwahashi, Kenji Tanaka | 2014-08-05 |
| 8685249 | Multi-stage seawater desalination apparatus and operation control method of multi-stage seawater desalination apparatus | Kazuhisa Takeuchi, Yoshiaki Ito, Kenji Tanaka, Hideo Iwahashi, Takayoshi Hori | 2014-04-01 |
| 8609295 | Solid-electrolyte fuel cell and stack structure | Shigeo Ibuka, Keiko Kushibiki, Yasushi Nakajima, Saburo Suzuki, Tatsuya Suzuki +1 more | 2013-12-17 |