Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10854871 | Anode material for lithium ion secondary battery, anode for lithium ion secondary battery, and lithium ion secondary battery | Nobushige Nakamura, Hidetoshi Honbou, Keiji Okabe, Yuriko Ida | 2020-12-01 |
| 10651458 | Negative electrode for lithium secondary battery and lithium secondary battery | Souichirou Suda, Tatsuya Nishida | 2020-05-12 |
| 9508980 | Graphite particles and lithium secondary battery using the same as negative | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2016-11-29 |
| 9450246 | Carbon particles for negative electrode of lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery | Teppei Takahashi, Keiji Okabe, Yuriko Ida, Nobushige Nakamura | 2016-09-20 |
| 8802297 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2014-08-12 |
| 8580437 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2013-11-12 |
| 8129051 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2012-03-06 |
| 7947395 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2011-05-24 |
| 7906240 | Negative electrode for lithium secondary battery and lithium secondary battery | Souichirou Suda, Tatsuya Nishida | 2011-03-15 |
| 7700239 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2010-04-20 |
| 7410727 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2008-08-12 |
| 7399553 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2008-07-15 |
| 7378191 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2008-05-27 |
| 7335447 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2008-02-26 |
| 7288342 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2007-10-30 |
| 7273681 | Non-aqueous secondary battery having negative electrode including graphite powder | Hidetoshi Honbo, Seiji Takeuchi, Hideto Momose, Tatsuo Horiba, Yasushi Muranaka | 2007-09-25 |
| 6953640 | Graphite particles and lithium secondary battery using the same as negative electrode | Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada | 2005-10-11 |
| 6835215 | Non-aqueous secondary battery and a method of manufacturing graphite powder | Hidetoshi Honbo, Seiji Takeuchi, Hideto Momose, Tatsuo Horiba, Yasushi Muranaka | 2004-12-28 |
| 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 |
| 6268086 | Non-aqueous secondary battery and a method of manufacturing graphite powder | Hidetoshi Honbo, Seiji Takeuchi, Hideto Momose, Tatsuo Horiba, Yasushi Muranaka | 2001-07-31 |