Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7909686 | Flood and combustion air vent | — | 2011-03-22 |
| D621924 | Combustion air vent with flat top and bottom retainers and beveled edge | — | 2010-08-17 |
| D616975 | Combustion air vent with side retainers | — | 2010-06-01 |
| D616976 | Combustion air vent with top and bottom retainers | — | 2010-06-01 |
| D582029 | Flood vent without flange | — | 2008-12-02 |
| D576723 | Flood vent | — | 2008-09-09 |
| D526402 | Fixed configuration vent | — | 2006-08-08 |
| D521630 | Vent for a block wall | — | 2006-05-23 |
| D507048 | Louvered vent cover with insect screen | — | 2005-07-05 |
| 6875102 | Moisture resistant wall vent | — | 2005-04-05 |
| D494669 | Vent with rectangular box and peripheral flange | — | 2004-08-17 |
| D493880 | Louvered vent with insect screen | — | 2004-08-03 |
| D492401 | Louvered vent with screen | — | 2004-06-29 |
| 6746324 | Combustion air wall vent | — | 2004-06-08 |
| 6604994 | Simplified combustion air security vent | — | 2003-08-12 |
| 6431980 | Combustion air security vent | — | 2002-08-13 |
| 5976009 | Vent with multi-apertured security grate | — | 1999-11-02 |
| 5758457 | Vent with security grate | — | 1998-06-02 |
| 4323097 | Turntable for colorant dispensers | — | 1982-04-06 |
| 4258759 | Turntable for colorant dispensers | — | 1981-03-31 |
| 4192362 | Paint mixing table | — | 1980-03-11 |