Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6192542 | Sweeper conveyor overflow and leakage recycling ramp | Mark D. Kinter, Richard Mark Pierce | 2001-02-27 |
| 4615070 | Sweeper with speed control for brush and vacuum fan | Charles E. Grimes, Paul W. Kimzey | 1986-10-07 |
| 4373227 | Surface maintenance equipment | Paul W. Kimzey | 1983-02-15 |
| 4231450 | Overload warning system | Robert G. Hedtke, Harley A. Harrom, Wilfred H. Kelley, Jr. | 1980-11-04 |