Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7381497 | Positive electrode active material for non-aqueous electrolyte secondary battery | Hiroshi Yoshizawa | 2008-06-03 |
| 7255963 | Non-aqueous electrolyte rechargeable battery | Hiroshi Yoshizawa | 2007-08-14 |
| 7157186 | Method of producing positive electrode active material for non-aqueous electrolyte secondary battery | Hiroshi Yoshizawa | 2007-01-02 |
| 7150940 | Lithium ion secondary battery | Masaya Okochi, Yutaka Kawatate, Ryoichi Tanaka, Hideya Asano | 2006-12-19 |
| 7122278 | Non-aqueous electrolyte secondary battery | Takuya Nakashima, Shinji Arimoto, Yoshiaki Nitta | 2006-10-17 |
| 6991752 | Positive electrode active material for non-aqueous electrolyte secondary cell and cell using the same | Hiroshi Yoshizawa, Shinji Arimoto | 2006-01-31 |
| 6576373 | Non-aqueous electrochemical apparatus and electrolyte thereof | Kazuya Iwamoto, Atsushi Ueda, Masaki Deguchi, Hiroshi Nishiyama, Hiroshi Yoshizawa | 2003-06-10 |
| 6551744 | Positive electrode active material and non-aqueous electrolyte secondary battery containing the same | Tsutomu Ohzuku, Hiroshi Yoshizawa | 2003-04-22 |
| 6383683 | Process for producing spinel type lithium manganate | Shinji Arimoto, Koichi Numata, Tsuneyoshi Kamada | 2002-05-07 |
| 5770173 | Method of producing cathode active material for non-aqueous electrolyte secondary battery | Yoshiaki Nitta, Tomoaki Seo | 1998-06-23 |