Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6612267 | Combined heating and hot water system | — | 2003-09-02 |
| 6305198 | Padlock | David Paul Chastain, John D. Fiegener, Roy Alden Thompson, Joseph Geringer, Ari Tao Adler +3 more | 2001-10-23 |
| D439823 | Padlock | Ari Tao Adler, John D. Fiegener, Roy Alden Thompson, Joseph Geringer | 2001-04-03 |
| D428794 | Padlock | John D. Fiegener, Roy Alden Thompson, Joseph Geringer | 2000-08-01 |
| D426763 | Padlock | Ari Tao Adler, John D. Fiegener, Roy Alden Thompson, Joseph Geringer | 2000-06-20 |
| D425398 | Padlock | John D. Fiegener, Roy Alden Thompson, Joseph Geringer | 2000-05-23 |
| D425397 | Padlock | John D. Fiegener, Roy Alden Thompson, Joseph Geringer | 2000-05-23 |
| D423907 | Padlock | John D. Fiegener, Roy Alden Thompson, Joseph Geringer | 2000-05-02 |
| D423906 | Padlock | John D. Fiegener, Roy Alden Thompson, Joseph Geringer | 2000-05-02 |
| D423323 | Padlock | John D. Fiegener, Roy Alden Thompson, Joseph Geringer | 2000-04-25 |
| 5967657 | Mixer vehicle with helical sweep bars and a return auger | — | 1999-10-19 |