Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7898448 | Sigma-delta type analog-to-digital (AD) converter and angular velocity sensor using same | Takashi Kawai, Kouji Nabetani | 2011-03-01 |
| 7891245 | Inertial force sensor including a sense element, a drive circuit, a sigma-delta modulator and a signal processing circuit | Takashi Kawai | 2011-02-22 |