Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9647253 | Methods of producing and using microporous membranes | Yoichi Matsuda, Sadakatsu Suzuki | 2017-05-09 |
| 9492965 | Method for producing multi-layer, microporous polyolefin membrane | Shintaro Kikuchi | 2016-11-15 |
| 9431642 | Multi-layer microporous polyolefin membrane and battery separator | Shintaro Kikuchi, Koichi Kono | 2016-08-30 |
| 9287542 | Multi-layer, microporous polyolefin membrane, its production method, battery separator, and battery | Shintaro Kikuchi | 2016-03-15 |
| 9044716 | Microporous membranes and methods for producing and using such membranes | Kazuhiro Yamada, Shintaro Kikuchi | 2015-06-02 |
| 8932748 | Multi-layer, microporous polyolefin membrane, its production method, and battery separator | Shintaro Kikuchi | 2015-01-13 |
| 8906539 | Polyolefin composition, its production method, and a battery separator made therefrom | Shintaro Kikuchi | 2014-12-09 |
| 8802273 | Microporous polyethylene membrane, its production method, and battery separator | Shintaro Kikuchi, Kazuhiro Yamada, Teiji Nakamura, Koichi Kono | 2014-08-12 |
| 8778525 | Multi-layer, microporous polyethylene membrane, battery separator formed thereby and battery | Shintaro Kikuchi | 2014-07-15 |
| 8770824 | Extruder and process for preparing a mixture of polymer and diluent | Tetsuro Nogata, Soichiro Yamaguchi, Norimitsu Kaimai | 2014-07-08 |
| 8748028 | Multi-layer microporous membrane, battery separator and battery | Shintaro Kikuchi | 2014-06-10 |
| 8715849 | Microporous polymer membrane | Shintaro Kikuchi | 2014-05-06 |
| 8710110 | Methods of producing the membranes and the uses of membranes as battery separator films | Shintaro Kikuchi, Kazuhiro Yamada | 2014-04-29 |
| 8709640 | Multi-layer, microporous polyolefin membrane, its production method, battery separator and battery | Shintaro Kikuchi | 2014-04-29 |
| 8338017 | Microporous membrane and manufacturing method | Shintaro Kikuchi | 2012-12-25 |
| 8323821 | Multi-layer microporous membrane, battery separator and battery | Shintaro Kikuchi | 2012-12-04 |
| 8304114 | Microporous polyolefin membrane and manufacturing method | Shintaro Kikuchi | 2012-11-06 |
| 8273279 | Microporous polyolefin membrane and manufacturing method | Shintaro Kikuchi | 2012-09-25 |
| 8252450 | Multi-layer, microporous polyolefin membrane, its production method, battery separator, and battery | Shintaro Kikuchi | 2012-08-28 |
| 8075818 | Method of producing a microporous polyolefin membrane | Hidehiko Funaoka, Norimitsu Kaimai, Shigeaki Kobayashi, Koichi Kono | 2011-12-13 |
| 8026005 | Microporous polyolefin membrane, its production method, battery separator, and battery | Shintaro Kikuchi | 2011-09-27 |
| 8021789 | Microporous membrane and manufacturing method | Shintaro Kikuchi | 2011-09-20 |
| 7988895 | Production method of microporous polyethylene membrane and battery separator | Shintaro Kikuchi, Kotaro Kimishima | 2011-08-02 |
| 7985497 | Multi-layer, microporous polyethylene membrane, its production method, and battery separator | Shintaro Kikuchi | 2011-07-26 |
| 7815825 | Microporous polyolefin membrane, and method of producing the same | Hidehiko Funaoka, Norimitsu Kaimai, Shigeaki Kobayashi, Koichi Kono | 2010-10-19 |