Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455199 | Nonaqueous electrolyte secondary battery and method for manufacturing negative electrode of the same | Masaki Kitagawa, Yoshihiro Kashihara, Toyoji Sugimoto, Kunio Tsuruta, Shuji Ito +4 more | 2002-09-24 |
| 6403259 | Nonaqueous electrolyte secondary battery comprising carbon particles with a plural-layer structure | Masaki Kitagawa, Toyoji Sugimoto, Shoji Yamaguchi, Manabu Hayashi | 2002-06-11 |
| 6348282 | Non-Aqueous electrolyte secondary batteries | Masaya Okochi, Masaki Kitagawa, Takashi Takeuchi, Kaoru Inoue | 2002-02-19 |