Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447955 | Lithium secondary battery with a negative electrode of heat-treated natural graphite | Masatoshi Takahashi, Ryuji Ohshita, Koji Nishio, Toshihiko Saitoh | 2002-09-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447955 | Lithium secondary battery with a negative electrode of heat-treated natural graphite | Masatoshi Takahashi, Ryuji Ohshita, Koji Nishio, Toshihiko Saitoh | 2002-09-10 |