Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5856736 | Variable speed AC motor drive for treadmill | John T. Rotunda, Victor Pipinich | 1999-01-05 |
| 5747955 | Current sensing module for a variable speed AC motor drive for use with a treadmill | John T. Rotunda, Victor Pipinich | 1998-05-05 |
| 5650709 | Variable speed AC motor drive for treadmill | John T. Rotunda, Victor Pipinich | 1997-07-22 |
| 5545112 | D.C. treadmill speed change motor controller system | Bruce D. Densmore, John T. Rotunda, Gregory W. Fissel | 1996-08-13 |
| 5489250 | Treadmill deceleration system and method | Bruce D. Densmore, John T. Rotunda, Gregory W. Fissel | 1996-02-06 |
| 5290205 | D.C. treadmill speed change motor controller system | Bruce D. Densmore, John T. Rotunda, Gregory W. Fissel | 1994-03-01 |