Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023640 | Communication apparatus capable of adjusting volume of voice to be reproduced | — | 2011-09-20 |
| 8009853 | Headphone device | Jo Wada, Koji Nageno | 2011-08-30 |
| 7944064 | Semiconductor device having alignment post electrode and method of manufacturing the same | Shinji Wakisaka, Shigeru Yokoyama, Osamu Kuwabara, Norihiko Kaneko, Syouichi Kotani | 2011-05-17 |
| 7893689 | Displacement measuring device | Takamitsu Kubota, Yoshiyuki Kono | 2011-02-22 |