Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8252449 | Separator for electrochemical element | Masatoshi Midorikawa | 2012-08-28 |
| 8202406 | Porous sheet, separator for electrochemical element, and method for manufacturing porous sheet | Masatoshi Midorikawa, Tomohiro Sato | 2012-06-19 |
| 7977260 | Separator for an electric double layer capacitor | Masatoshi Midorikawa, Tomohiro Sato | 2011-07-12 |
| 6905798 | Separator for electrochemical device and method for producing the same | Masatoshi Midorikawa, Mitsuo Yoshida, Toshihiro Shigematsu, Kazuchiyo Takaoka, Kenji Hyodo | 2005-06-14 |
| 6511774 | Separator for nonaqueous electrolyte batteries, nonaqueous electrolyte battery using it, and method for manufacturing separator for nonaqueous electrolyte batteries | Haruyoshi Funae | 2003-01-28 |
| 6200706 | Nonwoven fabric for separator of non-aqueous electrolyte battery and non-aqueous electrolyte battery using the same | Tetsuya Ashida | 2001-03-13 |