Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11171394 | Lithium ion secondary battery and battery pack | Nobuaki KOIWA | 2021-11-09 |
| 11024853 | Nonaqueous electrolyte secondary cell and method for manufacturing nonaqueous electrolyte secondary cell | Kenta Ishii, Masahiro Morita, Risa SATO, Ryo HANASAKI, Koji Takahata +1 more | 2021-06-01 |
| 10516188 | Wound electrode body lithium ion battery having active electrode material layers of different widths | — | 2019-12-24 |
| 9989455 | Method of testing electrode paste and method of manufacturing electrode | — | 2018-06-05 |
| 9680184 | Non-aqueous secondary battery and method for producing same | — | 2017-06-13 |
| 8974550 | Manufacturing method of negative electrode plate for non-aqueous secondary battery and manufacturing method of non-aqueous secondary battery | Takahiro Tsubouchi, Tomohiko Ishida | 2015-03-10 |
| 8852774 | Method of battery production | — | 2014-10-07 |
| 8110344 | Metal photoetching product and production method thereof | Ryuji Ueda, Satoshi Tanaka, Osamu Koga, Fusao Takagi, Hiroshi Matsuzawa +1 more | 2012-02-07 |
| 7498074 | Metal photoetching product and production method thereof | Ryuji Ueda, Satoshi Tanaka, Osamu Koga, Fusao Takagi, Hiroshi Matsuzawa +1 more | 2009-03-03 |