Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11352270 | Porous membrane for membrane distillation, and method for operating membrane distillation module | Tomotaka Hashimoto, Hiroyuki Arai, Kazuto Nagata, Hiroki Takezawa, Takehiko Otoyo | 2022-06-07 |
| 9821501 | Production method of deformed porous hollow fiber membrane | Hirokazu Fujimura, Masatoshi Hashino, Hideto Matsuyama | 2017-11-21 |
| 9511529 | Deformed porous hollow fiber membrane, production method of deformed porous hollow fiber membrane, and module, filtration device, and water treatment method in which deformed porous hollow fiber membrane is used | Hirokazu Fujimura, Masatoshi Hashino, Hideto Matsuyama | 2016-12-06 |
| 8931647 | Highly durable porous PVDF film, method of producing the same and washing method and filtration method using the same | Satoshi Shiki, Hiroyoshi Ohya, Makiko Hattori | 2015-01-13 |
| 8536288 | Protein-adsorbing material and method for producing the same | Goro Furumoto, Kyoichi Saito | 2013-09-17 |
| 8176970 | Twin-belt casting machine and method of continuous slab casting | Toshiaki Ito, Kazumi Touno | 2012-05-15 |
| 8137800 | Porous multilayered hollow-fiber membrane and process for producing the same | Hirokazu Fujimura, Masatoshi Hashino, Tetsuo Shimizu | 2012-03-20 |
| 8043508 | Method for purifying suspended water by membrane filtration | Takashi Ikemoto, Hiroshi Hatayama | 2011-10-25 |
| 6494223 | Wet cleaning apparatus utilizing ultra-pure water rinse liquid with hydrogen gas | Tadahiro Ohmi, Kazuhiko Kawada, Toshihiro II, Masatoshi Hashino | 2002-12-17 |
| 5064866 | Selectively ion-adsorptive, porous membrane having side chains containing both a neutral hydroxyl group and an ion exchange group | Kazuo Toyomoto, Shoichi Doi | 1991-11-12 |