Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11511831 | Human powered watercraft | Maya Jane Krah, Glen Edward Krah | 2022-11-29 |
| 8043134 | Human powered watercraft | — | 2011-10-25 |
| 7736205 | Human powered watercraft | — | 2010-06-15 |
| 7264091 | Inline skate brake | Alex R. Bellehumeur | 2007-09-04 |
| 7232350 | Human powered watercraft | — | 2007-06-19 |
| 6948723 | Inline skate brake | Alex R. Bellehumeur | 2005-09-27 |
| 6736412 | Klop skate having pushing and pulling capabilities | — | 2004-05-18 |
| 5988656 | Quick release skate axle | — | 1999-11-23 |