Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6607550 | Method of treating neuropathy using a photo energy device | — | 2003-08-19 |
| 5485807 | Hand-held brush | Joseph P. Markham | 1996-01-23 |
| D356685 | Brush with cat design | — | 1995-03-28 |
| 5358503 | Photo-thermal therapeutic device and method | Joseph P. Markham | 1994-10-25 |
| D326562 | Brush for grooming animals | — | 1992-06-02 |
| D326362 | Brush for grooming animals | — | 1992-05-26 |