Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8075818 | Method of producing a microporous polyolefin membrane | Hidehiko Funaoka, Kotaro Takita, Norimitsu Kaimai, Koichi Kono | 2011-12-13 |
| 7815825 | Microporous polyolefin membrane, and method of producing the same | Hidehiko Funaoka, Kotaro Takita, Norimitsu Kaimai, Koichi Kono | 2010-10-19 |
| 7785735 | Microporous composite membrane and its producing method and use | Norimitsu Kaimai, Kotaro Kimishima, Sadakatsu Suzuki, Satoshi Ueki, Kazuhiro Yamada | 2010-08-31 |
| 7479243 | Microporous polyolefin membrane, and method of producing the same | Hidehiko Funaoka, Kotaro Takita, Norimitsu Kaimai, Koichi Kono | 2009-01-20 |
| 6824865 | Microporous polyolefin film and process for producing the same | Hidehiko Funaoka, Kotaro Takita, Norimitsu Kaimai, Koichi Kono | 2004-11-30 |
| 6666969 | Microporous polyolefin film and process for producing the same | Hidehiko Funaoka, Kotaro Takita, Norimitsu Kaimai, Koichi Kono | 2003-12-23 |
| 6566012 | Polyolefin microporous film and method for preparing the same | Kotaro Takita, Hidehiko Funaoka, Norimitsu Kaimai, Koichi Kono | 2003-05-20 |
| 6245272 | Polyolefin microporous film and method for preparing the same | Kotaro Takita, Hidehiko Funaoka, Norimitsu Kaimai, Koichi Kono | 2001-06-12 |