Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330946 | Carbon material for negative electrode of lithium ion secondary battery and method of producing the same, and negative electrode and lithium ion secondary battery using the carbon material | Tetsuo Shiode | 2025-06-17 |
| 12074311 | Method for producing carbonaceous substance-coated graphite particles | Motoharu Obika, Kunihiko Eguchi, Yoshikazu Kobayashi, Masakatsu Asami | 2024-08-27 |
| 11942641 | Method for producing carbonaceous substance-coated graphite particles | Motoharu Obika, Kunihiko Eguchi, Yoshikazu Kobayashi, Masakatsu Asami | 2024-03-26 |
| 11804594 | Carbonaceous substance-coated graphite particles, negative electrode for lithium ion secondary battery, and lithium ion secondary battery | Mikito Suto, Yusuke Fushiwaki, Akira Matsuzaki, Ryota Yamaji | 2023-10-31 |
| 11804593 | Carbonaceous substance-coated graphite particles, negative electrode for lithium ion secondary battery and lithium ion secondary battery | Mikito Suto, Yusuke Fushiwaki, Akira Matsuzaki, Ryota Yamaji | 2023-10-31 |
| 10170752 | Method for producing amorphous carbon particle, amorphous carbon particles, negative electrode material for lithium ion secondary batteries, and lithium ion secondary battery | Makiko Ijiri, Tetsuo Shiode, Katsuhiro Nagayama | 2019-01-01 |
| 9735421 | Method for producing amorphous carbon particles, amorphous carbon particles, negative electrode material for lithium ion secondary battery, and lithium ion secondary battery | Makiko Ijiri, Tetsuo Shiode, Katsuhiro Nagayama | 2017-08-15 |
| 9379384 | Method for producing non-graphitizable carbon material, negative electrode material for lithium ion secondary battery, and lithium ion secondary battery | Makiko Ijiri, Tetsuo Shiode, Katsuhiro Nagayama | 2016-06-28 |
| 9327978 | Method for producing non-graphitizable carbon material, non-graphitizable carbon material, negative electrode material for lithium-ion secondary battery, and lithium-ion secondary battery | Makiko Ijiri, Tetsuo Shiode, Katsuhiro Nagayama | 2016-05-03 |