Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6533319 | Ballast attachment for tractor three-point hitch | Daniel R. Fuzzen | 2003-03-18 |
| D448368 | Cellular phone cover | Carl Bettag, Margaret Birmingham, Michael Ross Massucco | 2001-09-25 |