| 6733708 |
Methods of coloring resins with a quick change liquid metering device |
Todd D. Danielson, Frank M. Pitman |
2004-05-11 |
| 6595681 |
Quick change liquid metering device |
Todd D. Danielson, Frank M. Pitman |
2003-07-22 |
| 6345646 |
Injector/valve combination designed to improve color dosing response time |
Mark E. Ragsdale, Frank M. Pitman |
2002-02-12 |
| 6316053 |
Injector/valve combination designed to improve color dosing response time |
Mark E. Ragsdale, Frank M. Pitman |
2001-11-13 |
| 6250795 |
Valve disposition and configuration designed to improve color dosing response time in a process of coloring polyurethane products |
Christopher T. Kochanowicz, F. Mark Pitman, Mark E. Ragsdale |
2001-06-26 |
| 6247839 |
Valve disposition and configuration designed to improve color dosing response time in a process of coloring polyurethane foam carpet underlay |
Christopher T. Kochanowicz, F. Mark Pitman, Mark E. Ragsdale |
2001-06-19 |
| 6220296 |
Injector/valve combination designed to improve color dosing response time |
Mark E. Ragsdale, Frank M. Pitman |
2001-04-24 |