Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7922951 | Plugging methods and apparatus for particulate filters | James Raymond Mudd, William Paul Ryszytiwskyj, Jason Edward Schoonmaker, Richard Henry Weachock | 2011-04-12 |
| D623489 | Utility hook | Joyce A. Powell | 2010-09-14 |
| D620870 | Wheel or wheel cover | — | 2010-08-03 |
| D593920 | Wheel or wheel cover | Dirk Juergens, Rainer Mueller | 2009-06-09 |
| D593018 | Wheel or wheel cover | Dirk Juergens, Rainer Mueller | 2009-05-26 |
| D585354 | Wheel or wheel cover | Peter Theiss | 2009-01-27 |
| D583742 | Wheel or wheel cover | Dirk Juergens, Rainer Mueller | 2008-12-30 |
| D581337 | Front face of a vehicle wheel | Dirk Juergens, Rainer Mueller | 2008-11-25 |
| RE38121 | Security vent | Richard W. Stephens | 2003-05-20 |
| 6371846 | Method for ventilating secure facility and system and apparatus used therefor | Richard W. Stephens | 2002-04-16 |
| 5976007 | Security vent | Richard W. Stephens | 1999-11-02 |
| 5968216 | Security vent | Richard W. Stephens | 1999-10-19 |
| 5875700 | Brush cutting blade | — | 1999-03-02 |
| D398882 | Motor vehicle | — | 1998-09-29 |
| 5202636 | Method of non-destructive lamp testing by sensing light output | — | 1993-04-13 |
| 5020854 | Folding chair constructed of sheet material | — | 1991-06-04 |
| 4869553 | Collapsible chair formed from sheet material | — | 1989-09-26 |
| 4492895 | Arc resistant halogen headlamp and wiring scheme therefor | — | 1985-01-08 |
| D267741 | Fireplace insert | Robert Geiter, Peter S. Albertsen | 1983-01-25 |