Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11907449 | Control knob with motion sensing for controlling operation of a machine | Cheng Chen Nieh | 2024-02-20 |
| 10083804 | Speed control switch | — | 2018-09-25 |
| 5706036 | Method and apparatus for providing a video synchronising signal of a predetermined polarity | Kah Hong Paul Lam, Luen Hin Kwok | 1998-01-06 |
| 5631709 | Method and apparatus for processing a composite synchronizing signal | Kah Hong Paul Lam, Luen Hin Kwok | 1997-05-20 |