Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7931983 | Lithium ion secondary battery | Tsumoru Ohata, Junji Nakajima, Tetsuya Hayashi, Takashi Takano, Shigeo Ikuta +3 more | 2011-04-26 |
| 7922834 | Non-oriented electrical steel sheet and production process thereof | Ichirou Tanaka, Hiroshi Fujimura, Hirokatsu Nitomi, Hiroyoshi Yashiki, Hiroki Takamaru | 2011-04-12 |