Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9450636 | Intrinsically safe audio power current circuit and device using same | Chen Kok Yeoh, Friedrich Bollmann, Joo Yih See | 2016-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9450636 | Intrinsically safe audio power current circuit and device using same | Chen Kok Yeoh, Friedrich Bollmann, Joo Yih See | 2016-09-20 |