Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12135321 | Oil deterioration detection device, oil deterioration detection system, and oil deterioration detection method | Ikumi Watanabe, Akihiko Yano | 2024-11-05 |
| 8454925 | Cathode active material for non-aqueous electrolyte secondary battery and manufacturing method of the same | Shigeto Okada, Manabu Nishijima, Takayuki Doi, Jun-ichi Yamaki, Irina D. Gocheva | 2013-06-04 |
| 7794879 | Positive electrode active material for non-aqueous electrolyte secondary cell | Jun-ichi Yamaki, Shigeto Okada, Kenji Nakane | 2010-09-14 |