Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5746536 | Double taper lock system for a locking a mixer shaft in a quill | Marlin D. Schutte, Stephen L. Markle, Joel S. Berg, David Engel | 1998-05-05 |
| 5560709 | Mixer drive apparatus enabling radial changing of shaft seal | Marlin D. Schutte, Stephen L. Markle, Joel S. Berg, David Engel | 1996-10-01 |
| 5480228 | Mixer systems | Jeffrey S. Gambrill, Stephen L. Markle, Marlin D. Schutte, John M. Palmer, III | 1996-01-02 |
| 5368390 | Mixer systems | Jeffrey S. Gambrill, Stephen L. Markle, Marlin D. Schutte, John M. Palmer, III | 1994-11-29 |
| 5094542 | Modular mixer system | David J. Engels, David O. Mechler | 1992-03-10 |
| D323663 | Transmission cover | Stephen L. Markle, David Engel | 1992-02-04 |
| D322322 | Lab mixer | Stephen L. Markle, Daniel J. Bentley | 1991-12-10 |
| 5005843 | Chuck mechanism for detachably connecting impeller shaft and drive unit of mixing apparatus | Stephen L. Markle, Marlin D. Schutte, Richard Howk | 1991-04-09 |
| 4721003 | Mixer drive apparatus | George C. McIntosh | 1988-01-26 |
| D255451 | Blade for mixing liquids in a conduit | Norman R. Herbst, Ronald N. Salzman, William J. Montagno | 1980-06-17 |