Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8267138 | Laminator | Jeffrey D. Janovec | 2012-09-18 |
| RE40729 | Liquid pavement marking compositions | Mark D. Purgett, David C. May, Daniel J. Willie, Tom R. Borden | 2009-06-09 |
| RE40088 | Liquid pavement marking compositions | Mark D. Purgett, David C. May, Daniel J. Willie, Tom R. Borden | 2008-02-19 |
| 6790880 | Liquid pavement marking compositions | Mark D. Purgett, David C. May, Daniel J. Willie, Thomas R. Borden | 2004-09-14 |
| 6511259 | Particle dispenser with fluid assist to control particle velocity for use on a moving vehicle | Sithya S. Khieu, David C. May, John L. Marty | 2003-01-28 |
| 6451408 | Retroreflective article | Dale H. Haunschild, John L. Ethen, Robert A. Haenggi, Larry K. Stump | 2002-09-17 |
| 6451874 | Liquid pavement marking compositions | Mark D. Purgett, David C. May, Daniel J. Willie, Thomas R. Borden | 2002-09-17 |
| 6166106 | Liquid pavement marking compositions | Mark D. Purgett, David C. May, Daniel J. Willie, Thomas R. Borden | 2000-12-26 |
| 5391428 | Monolithic ceramic/fiber reinforced ceramic composite | — | 1995-02-21 |