Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975359 | Pin apparatuses and methods | Vincent Andrew Prinzo | 2011-07-12 |
| 7971695 | Independent variable drive assemblies for wheels on a snowblower and related methods | Christopher W. Vaughn, Jeffrey A. Wians | 2011-07-05 |