Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9529214 | Thin-film coatings, electro-optic elements and assemblies incorporating these elements | George A. Neuman, John S. Anderson, William L. Tonar, David J. Cammenga, Gary J. Dozeman | 2016-12-27 |
| 7511872 | Electrochromic device | William L. Tonar, David J. Cammenga, David L. Poll, Bradley L. Busscher | 2009-03-31 |
| 7349143 | Electrochromic devices having no positional offset between substrates | William L. Tonar, David J. Cammenga, David L. Poll, Bradley L. Busscher | 2008-03-25 |
| 7064882 | Electrochromic devices having no positional offset between substrates | William L. Tonar, David J. Cammenga, David L. Poll, Bradley L. Busscher | 2006-06-20 |