Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7516909 | Continuous slurry dispenser apparatus | Raymond A. Kaligian, James E. Messer, Dennis Mark Lettkeman, Timothy Ross | 2009-04-14 |
| 7503430 | Reduced dust acoustic panel | Mark H. Englert | 2009-03-17 |
| D576186 | Mixer for viscous materials | Aaron Charles Rosso, Matthew Earle Myers, Joseph Z. Wascow, Brian A. Retzke, Terry L. Rosenstiel +1 more | 2008-09-02 |
| 7374611 | Sprayable machinable media | Dennis Mark Lettkeman, Raymond A. Kaligian, Eldon L. Whiteside | 2008-05-20 |
| D566143 | Mixer for viscous materials | Aaron Charles Rosso, Matthew Earle Myers, Joseph Z. Wascow, Brian A. Retzke, Terry L. Rosenstiel | 2008-04-08 |
| 6673144 | Joint compound providing low dusting and good gloss retention | Richard B. Stevens | 2004-01-06 |
| 6545066 | Lightweight ready-mix joint compound | Charles J. Miller, Scott Cimaglio, David Kendal Pickles | 2003-04-08 |
| 6409823 | Hydration enhancing additives | Michael P. Shake, James R. Wittbold | 2002-06-25 |
| 6406537 | High-strength joint compound | — | 2002-06-18 |
| 6398864 | Pottery plaster formulations for the manufacture of plaster molds | Andrzej A. Przybysz, Jeffrey F. Grussing | 2002-06-04 |
| 6379458 | Efficient set accelerator for plaster | Therese A. Espinoza, Richard B. Stevens, Charles J. Miller | 2002-04-30 |
| 6355099 | Plaster mixture for forming a machinable composition | Raymond A. Kaligian | 2002-03-12 |
| 6273345 | High performance slurry spray machine | Raymond A. Kaligian, James E. Messer, Michael J. Porter, William G. Rector, Timothy Ross | 2001-08-14 |
| 5534059 | Machinable plaster | — | 1996-07-09 |