Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11517856 | Flow path spacer and spiral membrane element | Yuha OKAZAKI | 2022-12-06 |
| 11484840 | Raw water channel spacer and spiral wound membrane element including the same | Yuha OKAZAKI | 2022-11-01 |
| 11433356 | Spiral membrane element | Mieko Nishi | 2022-09-06 |
| 10987632 | Spiral membrane element | Mieko Nishi | 2021-04-27 |
| 10960356 | Membrane module | Kentarou Kobayashi | 2021-03-30 |
| 10906004 | Spiral membrane module | Kentarou Kobayashi | 2021-02-02 |
| 10874993 | Permeation side flow path material for spiral membrane element and method for manufacturing same | — | 2020-12-29 |
| 10821403 | Spiral wound separation membrane module | Toshiyuki Kawashima | 2020-11-03 |
| 10717049 | Membrane element and membrane element end member used in same | Hideki Matsuda, Shinichi Chikura | 2020-07-21 |
| 9914077 | End member for spiral separation membrane element, spiral separation membrane element and separation membrane module | Shinichi Chikura, Toshimitsu Hamada | 2018-03-13 |
| 9861938 | Spiral-wound forward osmosis membrane element and forward osmosis membrane module | Makoto Kobuke | 2018-01-09 |
| 9604179 | Spiral membrane element and method of producing the same | Shinichi Chikura, Yuuji Nishida | 2017-03-28 |
| 9504963 | Spiral separation membrane element | Shinichi Chikura, Toshimitsu Hamada, Kazuhito Yoshida | 2016-11-29 |
| 9061247 | Separation membrane module | Shinichi Chikura, Toshimitsu Hamada, Hideyuki Yamane, Kazuhito Yoshida, Masashi Beppu +1 more | 2015-06-23 |
| 8672142 | Composite semipermeable membrane | Shinya Nishiyama, Naoki Kurata, Takahisa Konishi, Yuuji Yamashiro, Kouji Maruyama +1 more | 2014-03-18 |
| 8568589 | Connection member and separation membrane module using the same | Toshimitsu Hamada, Masashi Beppu, Shinichi Chikura, Nobuharu Tahara, Masakatsu Takata | 2013-10-29 |
| 8361318 | Spiral type separation membrane element | Shinichi Chikura, Satoru Ishihara, Mitsuaki Hirokawa | 2013-01-29 |
| 8034241 | Spiral membrane module | Masashi Beppu, Shinichi Chikura, Kentaro Yamamoto | 2011-10-11 |
| 7998348 | Spiral membrane element and process for producing the same | Shinichi Chikura, Katsumi Ishii, Hideki Matsuda, Masashi Beppu, Hiroki Fujioka | 2011-08-16 |
| 7910000 | Seal ring holder for membrane element and membrane element | Shinichi Chikura | 2011-03-22 |
| 7867394 | Membrane element sealing material holding member and membrane element | Masashi Beppu, Hiroki Fujioka, Yuuji Nishida, Shinichi Chikura, Hideki Matsuda +1 more | 2011-01-11 |
| 7749382 | Seal ring holder for membrane element and membrane element | Shinichi Chikura | 2010-07-06 |
| 7198719 | Sealer holding member for membrane element and membrane element using the same | Shinichi Chikura | 2007-04-03 |
| 7172697 | Seal ring holder for membrane element and membrane element | Shinichi Chikura | 2007-02-06 |