Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11527751 | Nonaqueous electrolyte battery and battery pack | Dai Yamamoto, Keigo Hoshina | 2022-12-13 |
| 11394050 | Nonaqueous electrolyte battery and battery pack | Dai Yamamoto, Keigo Hoshina, Norio Takami, Yasuhiro Harada | 2022-07-19 |
| 11239457 | Nonaqueous electrolyte battery and battery pack comprising a spinel type lithium-manganese composite oxide | Dai Yamamoto, Kazuhiro Namba | 2022-02-01 |
| 11239462 | Nonaqueous electrolyte battery and battery pack | Keigo Hoshina, Dai Yamamoto, Yasuhiro Harada, Norio Takami | 2022-02-01 |
| 10193134 | Doped sodium manganese oxide cathode material for sodium ion batteries | Jens Paulsen, Shinichi Komaba, Naoaki Yabuuchi, Masataka Kajiyama | 2019-01-29 |
| 8337642 | Spring steel with improved hardenability and pitting resistance | Tatsuo Fukuzumi, Hidenori Hiromatsu, Motoyuki Sato | 2012-12-25 |
| 8197614 | Spring steel with improved hardenability and pitting resistance | Tatsuo Fukuzumi, Hidenori Hiromatsu, Motoyuki Sato | 2012-06-12 |
| 7850794 | Spring steel with improved hardenability and pitting resistance | Tatsuo Fukuzumi, Hidenori Hiromatsu, Motoyuki Sato | 2010-12-14 |
| 6322747 | High-strength spring steel | Tatsuo Fukuzumi, Hidenori Hiromatsu, Motoyuki Satoh | 2001-11-27 |