Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5453644 | Personal-care apparatus comprising a capacitive on/off switch | Kok K. Yap | 1995-09-26 |
| 5353468 | Vacuum cleaner comprising a suction tube and suction tube provided with a remote-control circuit comprising a capacitive sensor | Kok K. Yap, Swee G. Lim | 1994-10-11 |