Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12094840 | Semiconductor device capable of realizing a wide band impedance matching | — | 2024-09-17 |
| 11811191 | Optical semiconductor device and carrier | — | 2023-11-07 |
| 11604370 | Optical modulator carrier assembly and optical module | — | 2023-03-14 |
| 11469192 | Semiconductor device capable of realizing a wide band impedance matching | — | 2022-10-11 |
| 10411432 | Optical transmitter providing coplanar line on carrier | — | 2019-09-10 |
| 10396898 | Optical module and optical transmitting apparatus installing a number of optical modules | Shuichi Kubota | 2019-08-27 |
| 10177529 | Optical transmitter providing coplanar line on carrier | — | 2019-01-08 |
| 9673496 | Signal transmission line | — | 2017-06-06 |
| 9502745 | Flexible substrate having a microstrip line connected to a connection portion with a specified conductor pattern | — | 2016-11-22 |
| 9270001 | Flexible circuit board | — | 2016-02-23 |
| 8830552 | Optical modulation device | Tsutomu Abe | 2014-09-09 |
| 7590033 | Optical disc reproducing apparatus | — | 2009-09-15 |
| 6016962 | IC communication card | Eiichi Nakata | 2000-01-25 |
| 5903369 | Optical wireless communication method and apparatus | Eiichi Nakata, Kazuhiro Aoyagi | 1999-05-11 |
| 5736727 | IC communication card | Eiichi Nakata | 1998-04-07 |
| 5706115 | Optical wireless communication method and apparatus | Eiichi Nakata, Kazuhiro Aoyagi | 1998-01-06 |
| 5594902 | Custom service control system | Takashi Nishigaya, Akira Hakata, Naoto Itoh, Toshihiro Ide | 1997-01-14 |
| D370904 | Rear portion of an optical communication card | Eiichi Nakata | 1996-06-18 |