Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D648894 | Heating apparatus for a heat retaining hair clip | David Richmond, Howard Richmond, Henry K. Yu, Matthew W. Tivnon | 2011-11-15 |
| D637348 | Heatable hair clip | David Richmond, Howard Richmond, Henry K. Yu, Matthew W. Tivnon, Linda Flowers | 2011-05-03 |