Patents per Year
Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12377700 | Systems and methods for recreational vehicles | Ben Kauffman, Ryan Mason | 2025-08-05 |
| 12036837 | Systems and methods for recreational vehicles | Ryan Mason, Ben Kauffman | 2024-07-16 |
| 11701930 | Trailer coupler assemblies and related methods | Brian Opfer | 2023-07-18 |
| 11560186 | Load sensing pin box | — | 2023-01-24 |
| 7703792 | Rotational trailer hitch coupling assembly | Jonathan D. Kauffman | 2010-04-27 |
| 6986524 | Fifth wheel pin box assembly | — | 2006-01-17 |
| 6478321 | Rubber shear spring assembly for tandem axle trailer | — | 2002-11-12 |
| 6176478 | Rubber shear spring add-on assembly for leaf spring and method relating thereto | — | 2001-01-23 |
| 5899470 | Rubber spring modular wheel suspension for vehicles | — | 1999-05-04 |
| 5732970 | Modular trailer wheel suspension | — | 1998-03-31 |
| 5465997 | Rubber spring tag axle supension | — | 1995-11-14 |
| 5150918 | Trailing arm suspension for vehicle | — | 1992-09-29 |
| 4995636 | Trailing arm modular axle suspension unit | Ron Hall | 1991-02-26 |