Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7486846 | Optical transmitting /receiving module | Yoshihisa Warashina, Hajime Takeyama, Masaaki Muto | 2009-02-03 |
| 7433554 | Optical wiring board and method for manufacturing optical wiring board | Yoshihisa Warashina, Hajime Takeyama, Masaaki Muto | 2008-10-07 |
| 7254301 | Optical module | Takashi Iida, Yoshihisa Warashina, Kei Tabata | 2007-08-07 |
| 7226219 | High-frequency signal transmitting optical module and method of fabricating the same | Yoshihisa Warashina, Kei Tabata, Shogo Iyama | 2007-06-05 |
| 6880985 | Optical module | Yoshihisa Warashina, Shogo Iyama, Hajime Takeyama | 2005-04-19 |