Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8734139 | Pumps and pump heads comprising volume-compensation feature | Charles F. Carr, David J. Grimes | 2014-05-27 |
| 8353690 | Quad chamber mixing pump | Tim Patrick Hogan, James R. Cleveland, John Hsing, Jerry Visak, Charles F. Carr | 2013-01-15 |
| 7798783 | Magnetically driven valveless piston pumps | Jeffrey Glenn Barton, Charles F. Carr | 2010-09-21 |
| 6551070 | Devices and methods for noise suppression in pumps | Charles F. Carr | 2003-04-22 |
| 6033193 | Single seal gear pump | Ferdinandus A. Pieters, Roy D. Hollie, James K. Roberts | 2000-03-07 |
| 4738362 | Device for removal and disposal of syringe needles | Alan W. Curtis | 1988-04-19 |