Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142218 | Suspended recreational vehicle drive | Michael Guethling | 2021-10-12 |
| 10081373 | Suspended recreational vehicle drive | Michael Guethling | 2018-09-25 |
| 9168931 | Suspended recreational vehicle | Sean Horihan | 2015-10-27 |
| 8156873 | Rail bike | — | 2012-04-17 |
| 6206394 | Health exercise equipment propelled by simulated rowing motion | David Patrick Sauter | 2001-03-27 |
| 5876052 | Health exercise equipment propelled by simulated rowing motion | David Fowlkes, David Patrick Sauter | 1999-03-02 |
| 5794362 | Size adjustable athletic boot | Louis F. Polk, III, James B. Easley, Adam L. Luedke | 1998-08-18 |
| 5526531 | Wrist guard | Mark M. Moffa | 1996-06-18 |
| 5468004 | Anti-lock brake for in-line skate | Louis F. Polk, III, Adam Luedke | 1995-11-21 |
| D350711 | Indoor/outdoor figure | — | 1994-09-20 |
| 5314199 | Convertible in-line roller skates | Louis F. Polk, III | 1994-05-24 |
| 5193827 | Convertible in-line roller skates | — | 1993-03-16 |
| D325416 | Ice skate | George E. McNamara | 1992-04-14 |
| D325417 | Roller skate | George E. McNamara | 1992-04-14 |
| 4932675 | Skate assembly | George E. McNamara, Joseph J. Hennessy | 1990-06-12 |
| D284781 | Weight assembly | — | 1986-07-22 |
| 4585228 | Weight assembly | — | 1986-04-29 |
| 4492385 | Skate having an adjustable blade or wheel assembly | — | 1985-01-08 |