Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8466600 | Electrostatic operation device | Yoshinori Shishida, Naoteru Matsubara, Kazunari Honma, Eiji Yuasa | 2013-06-18 |
| 8384267 | Electrostatic generator comprising an electret film | Makoto Izumi, Yoshiki Murayama | 2013-02-26 |
| 8283834 | Power generating apparatus having ball bearings | Naoteru Matsubara, Katsuji Mabuchi, Hitoshi Hirano, Makoto Izumi | 2012-10-09 |
| 8102097 | Electrostatic acting device including an electret film | Yoshinori Shishida, Naoteru Matsubara, Yoshiki Murayama | 2012-01-24 |
| 8089194 | Electrostatic acting device including an electret film and an electrostatic power generator including an electret film | Yoshinori Shishida, Naoteru Matsubara, Yoshiki Murayama | 2012-01-03 |
| 7273810 | Semiconductor apparatus and method of fabricating the same | Naoteru Matsubara, Kazunori Fujita | 2007-09-25 |