| D506154 |
Hand held pressure gauge |
David Cowan |
2005-06-14 |
| 6898979 |
Automobile air conditioning system hand held pressure measuring device |
David Cowan, Saul Trachtenberg |
2005-05-31 |
| 6789581 |
Apparatus for sealing, inflating, and repairing tires |
David Cowan, Saul Trachtenberg |
2004-09-14 |
| 6698466 |
Pressurized container adapter for charging automotive systems |
David Cowan, Saul Trachtenberg, Nikolay Nikolayev |
2004-03-02 |
| 6648035 |
Pressurized container adapter for charging automotive systems |
David Cowan, Saul Trachtenberg, Nikolay Nikolayev |
2003-11-18 |
| 6560335 |
Sanitary phone cover |
Robert A. Zohn, Robert A. Marks, Joseph Herzog, David Cowan, Allen Bonder |
2003-05-06 |
| 6539988 |
Pressurized container adapter for charging automotive systems |
David Cowan, Saul Trachtenberg, Nikolay Nikolayev |
2003-04-01 |
| 6283335 |
Oil sprayer with hand operated air pump |
Michael Young, Wei Young |
2001-09-04 |
| D422901 |
Liquid sprayer |
Michael Young, Wei Young |
2000-04-18 |