Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6203697 | Modular multi-stage water filter apparatus | — | 2001-03-20 |
| 5891333 | Modular multi-stage water filter apparatus | — | 1999-04-06 |
| 5549822 | Shower filter apparatus | — | 1996-08-27 |
| 5301606 | Heat-activated smoke generating device | — | 1994-04-12 |
| 5277805 | Rechargeable water filter | — | 1994-01-11 |
| 5193445 | Heat-activated smoke generating device | — | 1993-03-16 |
| 5116502 | Elongate housing with end cap members | — | 1992-05-26 |
| D318092 | Water filter or similar article | — | 1991-07-09 |
| D318093 | Water filter or similar article | — | 1991-07-09 |
| 5021250 | Apparatus and method for dispensing purified and carbonated liquids | — | 1991-06-04 |