Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8026005 | Microporous polyolefin membrane, its production method, battery separator, and battery | Kotaro Takita | 2011-09-27 |
| 8021789 | Microporous membrane and manufacturing method | Kotaro Takita | 2011-09-20 |
| 7988895 | Production method of microporous polyethylene membrane and battery separator | Kotaro Takita, Kotaro Kimishima | 2011-08-02 |
| 7985497 | Multi-layer, microporous polyethylene membrane, its production method, and battery separator | Kotaro Takita | 2011-07-26 |
| 7713312 | Process for producing alkali metal hydrogencarbonate | Fumiaki Nakashima, Hisakazu Arima, Hachiro Hirano | 2010-05-11 |
| 7485369 | Sodium hydrogencarbonate crystal particles having low caking property and process for producing them | Fumiaki Nakashima, Hisakazu Arima, Shigeru Sakurai, Hachirou Hirano | 2009-02-03 |
| 6576209 | Process for producing sodium salts | Kunio Tanaka | 2003-06-10 |
| 6207123 | Process for producing sodium salts | Kunio Tanaka | 2001-03-27 |
| 6010546 | Blasting medium and blasting method employing such medium | Hachiro Hirano, Teiji Kawada, Hidetomi Haga | 2000-01-04 |
| 5436297 | Modified polyolefin | Tatsuo Teraya, Kouichi Yokoyama, Yuji Fujita | 1995-07-25 |