Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8584302 | Self-cleaning retractable putty knife | — | 2013-11-19 |
| 6807855 | Methods for testing fluid compressors | — | 2004-10-26 |
| 6502602 | Methods and apparatus for testing fluid compressors | — | 2003-01-07 |
| 6048196 | Durable self-grounding igniter for industrial burners | David Collier | 2000-04-11 |