Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8624506 | Lighting device | — | 2014-01-07 |
| 7463640 | Self-synchronous FIFO memory device | Tsuyoshi Muramatsu, Hidekazu Yamanaka, Takuji Urata | 2008-12-09 |
| 6121829 | Frequency demodulator | — | 2000-09-19 |
| 5659314 | Delta sigma modulator using a switched capacitor | Shinji Hattori | 1997-08-19 |