Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7929716 | Voltage supply circuit, power supply circuit, microphone unit using the same, and microphone unit sensitivity adjustment method | Hiroshige Kinoshita, Masayuki Ida | 2011-04-19 |
| 7864970 | Voltage supply circuit and microphone unit | Masayuki Ida, Hiroshige Kinoshita | 2011-01-04 |
| 6114826 | Stepping motor driving apparatus having small time constant regenerative current path | Haruo Nishiura | 2000-09-05 |