Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7141906 | Brush holder apparatus, brush assembly, and method | David L. Cutsforth | 2006-11-28 |
| 7122935 | Brush holder apparatus, brush assembly, and method | David L. Cutsforth | 2006-10-17 |
| 7034430 | Brush holder apparatus, brush assembly, and method | David L. Cutsforth | 2006-04-25 |