Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D648894 | Heating apparatus for a heat retaining hair clip | David Richmond, Henry K. Yu, Matthew W. Tivnon, Jefferson McCrory | 2011-11-15 |
| 7989735 | Heating apparatus for heat retaining hair clips | David Richmond, Henry K. Yu, Matthew W. Tivnon, Craig R. Steele | 2011-08-02 |
| D637348 | Heatable hair clip | David Richmond, Henry K. Yu, Matthew W. Tivnon, Jefferson McCrory, Linda Flowers | 2011-05-03 |
| 7891037 | Motorized waterproof fluid dispenser | David Richmond, Kurt Koptis | 2011-02-22 |