Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8133137 | Pitching machine having optimal adjustability | William R. Woessner, Ian J. Fettes | 2012-03-13 |
| 8074633 | Ball projecting machine | William R. Woessner, Ian J. Fettes | 2011-12-13 |
| 7563213 | Exercise apparatus | — | 2009-07-21 |
| D566801 | Batting tee | — | 2008-04-15 |
| D540407 | Sports practice net | — | 2007-04-10 |
| 6793594 | Sports practice net | — | 2004-09-21 |
| 5832909 | Ball pitching machine | Todd Trapp, Ian J. Fettes | 1998-11-10 |
| 5522784 | Exercise apparatus | — | 1996-06-04 |
| 5348524 | Exercise apparatus | — | 1994-09-20 |