Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8574770 | Vinylidene fluoride copolymer-based polymer electrolyte for nonaqueous battery retaining large proportion of electrolytic solution | Takumi Katsurao, Yukio Ichikawa, Aisaku Nagai | 2013-11-05 |
| 8298446 | Vinylidene fluoride based polymer powder and use thereof | Mitsuyasu Sakuma, Hiroshi Sato, Michihisa Miyahara, Hiroshi Sakabe | 2012-10-30 |
| 8043386 | Process for producing polymer electrolyte | Takumi Katsurao, Yukio Ichikawa, Aisaku Nagai | 2011-10-25 |
| 7452387 | Process for producing a polymer electrolyte of a vinylidene fluoride copolymer for a nonaqueous battery | Takumi Katsurao, Yukio Ichikawa, Aisaku Nagai | 2008-11-18 |
| 6824927 | Polymer electrolyte containing a vinylidene fluoride copolymer and a nonaqueous electrolytic solution, and nonaqueous battery containing the polymer electrolyte | Takumi Katsurao, Yukio Ichikawa, Aisaku Nagai | 2004-11-30 |
| 6686427 | Vinylidene fluoride polymer and process for production thereof | Takumi Katsurao, Toshio Hosokawa, Yoshikichi Teramoto, Aisaku Nagai | 2004-02-03 |
| 6372388 | Vinylidene fluoride copolymer for gel-form solid electrolyte formation, solid electrolyte, and battery | Takumi Katsurao, Aisaku Nagai, Yukio Ichikawa | 2002-04-16 |
| 6200703 | Binder solution and electrode-forming composition for non-aqueous-type battery | Hidetora Kashio, Takumi Katsurao, Fumio Shibata, Aisaku Nagai | 2001-03-13 |
| 5776637 | Vinylidene fluoride polymer-based binder solution and electrode-forming composition | Hidetora Kashio, Aisaku Nagai, Tomoyuki Aita, Hiroshi Kitagoh | 1998-07-07 |
| 5739234 | Epoxy group-containing vinylidene fluoride copolymer and its application to secondary battery | Hidetora Kashio, Fujio Suzuki | 1998-04-14 |
| 5344904 | Vinylidene fluoride polymer and method of making same | Hideki Wakamori, Fujio Suzuki | 1994-09-06 |
| 5283302 | Vinylidene fluoride polymer and method of making same | Hideki Wakamori, Fujio Suzuki | 1994-02-01 |