Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7969741 | Substrate structure | Haruo Hayakawa, Masahiro Ono, Seiji Yamaguchi, Kazuhiro Shinchi, Satoru Tomekawa +7 more | 2011-06-28 |
| 5247652 | Parallel to serial converter enabling operation at a high bit rate with slow components by latching sets of pulses following sequential delays equal to clock period | — | 1993-09-21 |
| 5212378 | Optical receiver with critical damping resistor | — | 1993-05-18 |
| 5197082 | Digital signal regenerator | Nobuaki Takahashi | 1993-03-23 |
| 4975566 | First stage circuit for an optical receiver | — | 1990-12-04 |
| 4622477 | Light emitting diode driver circuit | — | 1986-11-11 |