Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7690733 | Method for tufting bristles and brush using the same | Kim Peterson, David Harper, Tianyi Chang | 2010-04-06 |
| 7526829 | Self-cleaning comfort hair brush and roller and system for selecting a brush from a plurality of brushes according to hair type | Tianyi Chang, Kim Peterson, Gil Spenser | 2009-05-05 |