Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645667 | Lithium secondary cell | Takafumi Oura, Shinji Nakanishi, Atsushi Ueda, Hizuru Koshina | 2003-11-11 |
| 6630272 | Non-aqueous electrochemical device | Takafumi Oura, Shinji Nakanishi, Atsushi Ueda, Hizuru Koshina | 2003-10-07 |
| 6589689 | Non-aqueous electrolyte secondary battery and method for producing the same | Takafumi Oura, Atsushi Ueda, Hiroshi Yoshizawa | 2003-07-08 |
| 6576373 | Non-aqueous electrochemical apparatus and electrolyte thereof | Atsushi Ueda, Masaki Deguchi, Masatoshi Nagayama, Hiroshi Nishiyama, Hiroshi Yoshizawa | 2003-06-10 |
| 6538865 | Fault-detecting device for communication system | Yuji Nagatani, Hiroshi Hashimoto | 2003-03-25 |