Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6213486 | Step assembly with concealed lower tread | James R. Kunz, Benjamin J. Boyce | 2001-04-10 |
| 5842709 | Retractable, swing down step assembly | — | 1998-12-01 |
| 5069469 | Recumbent cycle | Brent L. Rosengrant, Glen Poss | 1991-12-03 |