Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8803747 | Antenna component and antenna device | — | 2014-08-12 |
| 8759700 | Push switch and method of manufacturing the same | — | 2014-06-24 |
| 7132770 | Axial-air-gap brushless vibration motor containing drive circuit | Tadao Yamaguchi, Masahiro Takagi, Satoru Shimosegawa, Kentaro Fujii | 2006-11-07 |
| 7088022 | Axial air-gap vibration motor | Tadao Yamaguchi, Naohisa Koyanagi | 2006-08-08 |
| 6876121 | Flat oscillation motor equipped with a brush apparatus | Hajime Kobayashi, Katsuhito Sohara | 2005-04-05 |
| 6853109 | Axially sliding contact type of a commutator, a rotor including the commutator, and an electric motor having the rotor | Naohisa Koyanagi, Katsuhito Sohara | 2005-02-08 |