Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447956 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2002-09-10 |
| 6444365 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2002-09-03 |
| 6383467 | Non-aqueous secondary battery and a method of manufacturing graphite powder | Hidetoshi Honbo, Seiji Takeuchi, Hideto Momose, Tatsuo Horiba, Yasushi Muranaka | 2002-05-07 |
| 6344296 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2002-02-05 |