Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10624247 | Circuit board, electronic control unit, and switching control method of electronic control unit | — | 2020-04-14 |
| 9485032 | Optical multilevel transmitter and optical transponder | Nobuhiko Kikuchi | 2016-11-01 |
| 9263852 | Semiconductor laser and optical semiconductor device | Kouji Nakahara | 2016-02-16 |
| 8958451 | Semiconductor laser and optical semiconductor device | Kouji Nakahara | 2015-02-17 |
| 8891570 | Optical semiconductor device | Kouji Nakahara, Takeshi Kitatani, Kazunori Shinoda | 2014-11-18 |