Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10415645 | Torque transmission device | Yuji Katayama | 2019-09-17 |
| 10138925 | FRP drive shaft | Takato Nakamura, Masako Okochi, Naoki Kimoto, Tsuyoshi Matsuda, Yuji Katayama | 2018-11-27 |
| 8002060 | Vehicle wheel driving apparatus and electric motor | — | 2011-08-23 |
| 6307599 | Analog-digital broadcast shared receiving tuner | — | 2001-10-23 |
| 6177851 | High-frequency electronic device | — | 2001-01-23 |
| 6172578 | Oscillation circuit suitable for upper heterodyne receiver | — | 2001-01-09 |
| 6094235 | Digital television broadcast receiver that demodulates an intermediate frequency signal having a frequency higher than a frequency of a received signal | Akira Takayama | 2000-07-25 |
| 6016170 | Double conversion television tuner | Akira Takayama | 2000-01-18 |
| 5999572 | Digital broadcasting receiver tuner | — | 1999-12-07 |