Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10367181 | Lithium-ion battery | Kenji Date, Takao Kuromiya | 2019-07-30 |
| 8466600 | Electrostatic operation device | Yohko Naruse, Naoteru Matsubara, Kazunari Honma, Eiji Yuasa | 2013-06-18 |
| 8384208 | Semiconductor device and method of fabricating the same | Shinichi Chikaki, Ryotaro Yagi, Kazuo Kohmura, Hirofumi Tanaka | 2013-02-26 |
| 8102097 | Electrostatic acting device including an electret film | Yohko Naruse, Naoteru Matsubara, Yoshiki Murayama | 2012-01-24 |
| 8089194 | Electrostatic acting device including an electret film and an electrostatic power generator including an electret film | Yohko Naruse, Naoteru Matsubara, Yoshiki Murayama | 2012-01-03 |
| 8022497 | Semiconductor device comprising insulating film | Shinichi Chikaki, Ryotaro Yagi | 2011-09-20 |
| 7851967 | Electrostatic induction generator | Naoteru Matsubara, Makoto Izumi | 2010-12-14 |
| 7825547 | Electret device and electrostatic operating apparatus | Naoteru Matsubara, Yoshiki Murayama, Hitoshi Hirano | 2010-11-02 |
| 7646101 | Semiconductor device and manufacturing method thereof | Ryotaro Yagi, Shinichi Chikaki | 2010-01-12 |