Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10428883 | Drum brake assembly configured to reduce audible noise during braking | David R. Church, Bret Allen Engels | 2019-10-01 |
| 6588527 | Automatically rocking stroller | William S. Lerner | 2003-07-08 |
| 5805281 | Noise reduction utilizing signal multiplication | Dennis J. Knowlton | 1998-09-08 |