Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474906 | Single roller concrete finishing machine | John P. Cunningham, Jay Phillips, Larry Redman, Virgil Sargent | 2002-11-05 |
| D447152 | Single roller concrete finishing machine | John P. Cunningham, Jay Phillips, Larry Redman, Virgil Sargent | 2001-08-28 |