Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8747690 | Quaternary ammonium salt and composition, and electrochemical device | Tetsuo Nishida, Yasutaka Tashiro, Megumi Tornisaki, Masashi Yamamoto, Kazutaka Hirano +3 more | 2014-06-10 |
| 8372300 | Additives for electrolyte solution and electrolyte solution | Akinori Oka, Hiroaki Shima, Shoji Hiketa, Yoshinobui Abe, Masatoshi Uetani | 2013-02-12 |
| 8366956 | Quaternary ammonium salt and composition, and electrochemical device | Tetsuo Nishida, Yasutaka Tashiro, Megumi Tomisaki, Masashi Yamamoto, Kazutaka Hirano +3 more | 2013-02-05 |
| 8163195 | Additives for electrolyte solution and electrolyte solution | Akinori Oka, Hiroaki Shima, Shoji Hiketa, Yoshinobu Abe, Masatoshi Uetani | 2012-04-24 |
| 8029689 | Method for producing high-purity quaternary ammonium salt | Tetsuo Nishida, Kazutaka Hirano, Akinori Oka, Yoshinobu Abe | 2011-10-04 |
| 8029690 | Process for production of highly pure quaternary ammonium salt | Tetsuo Nishida, Kazutaka Hirano, Akinori Oka, Yoshinobu Abe | 2011-10-04 |
| 7875732 | Quaternary ammonium salt, electrolyte, electrolyte, solution and electrochemical device | Tetsuo Nishida, Kazutaka Hirano, Megumi Tomisaki, Yasutaka Tashiro, Hitoshi Tsurumaru +3 more | 2011-01-25 |
| 7854854 | Quaternary ammonium salt, electrolyte, electrolyte solution and electrochemical device | Tetsuo Nishida, Kazutaka Hirano, Megumi Tomisaki, Yoshinobu Abe, Hiroaki Tokuda +1 more | 2010-12-21 |
| 7834197 | Quaternary ammonium salt, electrolyte, and electrochemical device | Tetsuo Nishida, Yasutaka Tashiro, Megumi Tomisaki, Masashi Yamamoto, Kazutaka Hirano +3 more | 2010-11-16 |
| 7700243 | Electrolyte solution and nonaqueous electrolyte lithium secondary battery | Tetsuo Nishida, Megumi Tomisaki, Kazutaka Hirano, Hiroaki Tokuda | 2010-04-20 |
| 6503967 | Hardener for epoxy resin and epoxy resin composition | Takashi Kitajima | 2003-01-07 |
| 6433042 | Curing agents for epoxy resins | Yoshihisa Tomotaki, Takashi Kitajima, Keiichiro Ishikawa, Tomohiro Furuichi | 2002-08-13 |
| 6372825 | Aqueous solution of water-soluble epoxy resin, solid obtained therefrom, and processes for producing these | Yoshihisa Tomotaki, Takashi Kitajima, Keiichiro Ishikawa, Tomohiro Furuichi | 2002-04-16 |
| 6359036 | 1-Aminopyrrolidine or its salt as epoxy resin hardener | Yoshihisa Tomotaki, Takashi Kitajima, Keiichiro Ishikawa, Tomohiro Furuichi | 2002-03-19 |
| 5981764 | Process for producing 1-aminopyrrolidine, and 1-aminopyrrolidine according to the process | Tsukasa Maekawa, Yoshihisa Tomotaki, Keiichiro Ishikawa, Tomohiro Furuichi | 1999-11-09 |