Issued Patents 2002
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6493486 | Thermal compensated compact bragg grating filter | — | 2002-12-10 |
| 6454560 | Child resistant piezoelectric lighter | — | 2002-09-24 |
| D462574 | Piezoelectric lighter | — | 2002-09-10 |
| 6449402 | Method and apparatus for compensating an optical filter | R. Brad Bettman, Ping Xie | 2002-09-10 |
| D460579 | Piezoelectric lighter | — | 2002-07-16 |
| D459836 | Piezoelectric lighter | — | 2002-07-02 |
| D459540 | Lighter | — | 2002-06-25 |
| 6409689 | Foldable massaging mattress | — | 2002-06-25 |
| D459024 | Lighter | — | 2002-06-18 |
| 6363190 | Polarization insensitive fused fiber coupler method and apparatus | — | 2002-03-26 |
| D452751 | Piezoelectric lighter | — | 2002-01-01 |