Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7330646 | Camera film prewinding using D-shaped film perforations | Michael L. DeCecca, Christopher M. Muir, Douglas H. Pearson | 2008-02-12 |
| 5783800 | Hair braiding tool with mating semi-cylindrical groove pairs having different sizes | Henry Dawson, Lisa L. Little | 1998-07-21 |