Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8388157 | Light guide sheet and movable contact assembly including the same | Naoki Tatehata, Nobuhisa Takahashi, Masahiro Ito, Makoto Sadakane | 2013-03-05 |
| 7541865 | EER high frequency amplifier | Kazuhiro Uchiyama | 2009-06-02 |