Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7894702 | Method and apparatus of obtaining directivity | Hidehiko Ogasawara, Nozomu Ozaki, Seiji Wada, Toshiyuki Sekiya, Kazuo Haraoka +3 more | 2011-02-22 |
| 7889957 | Optical selector switch and signal-processing apparatus | Hidehiko Ogasawara, Nozomu Ozaki, Seiji Wada, Toshiyuki Sekiya, Kazuo Haraoka +4 more | 2011-02-15 |