Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11637349 | Substrate for lithium ion battery separators and lithium ion battery separator | Tomohiro Sato, Makoto Kato | 2023-04-25 |
| 11335972 | Lithium ion battery separator and lithium ion battery | — | 2022-05-17 |
| 10818898 | Separator for electrochemical elements and electrochemical element including separator for electrochemical elements | Masatoshi Kito, Keisuke Ooyama | 2020-10-27 |
| 10230087 | Non-woven fabric base material for lithium ion secondary battery separator and lithium ion secondary battery separator | Tomohiro Sato, Makoto Kato, Kenji Hyodo, Wakana Aizawa | 2019-03-12 |
| 9768430 | Non-woven fabric base material for lithium ion secondary battery separator and lithium ion secondary battery separator | Tomohiro Sato, Makoto Kato, Kenji Hyodo, Wakana Aizawa | 2017-09-19 |
| 9653717 | Separator for electrochemical element, process for producing separator and electrochemical element using separator | Hiroo Kaji | 2017-05-16 |
| 9570726 | Base for lithium ion secondary battery separators, method for producing base for lithium ion secondary battery separators, and lithium ion secondary battery separator | Hiroo Kaji, Nobuaki Hirota, Hiroshi Matsuda | 2017-02-14 |
| 7405172 | Non-woven fabric for separator of alkali cell and method for production thereof | Shigehiro Maeda, Takashi Katayama | 2008-07-29 |
| 6905798 | Separator for electrochemical device and method for producing the same | Takahiro Tsukuda, Masatoshi Midorikawa, Mitsuo Yoshida, Kazuchiyo Takaoka, Kenji Hyodo | 2005-06-14 |
| 6080471 | Non-woven fabric for alkali cell separator and process for producing the same | Yoshitami Ishikawa, Yasuyuki Oku | 2000-06-27 |