Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7667576 | Method of transmitting signals via reinforced steel bar | Martin H. L. Chow, Alexander Ping-Kong Wai | 2010-02-23 |
| 6857934 | Safety bubble cushion bra-sheath | — | 2005-02-22 |