Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10369530 | Hollow fiber semipermeable membrane, method for manufacturing same, module, and water treatment method | Michiko Shimizu, Toshiyuki Yagi | 2019-08-06 |
| 10252222 | Hollow fiber type semipermeable membrane, method for manufacturing the same, module, and water treatment method | Michiko Shimizu, Toshiyuki Yagi | 2019-04-09 |
| 8915378 | Hollow fiber type reverse osmosis membrane and method for manufacturing the same | Toshiyuki Yagi, Yuji Ito | 2014-12-23 |