Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8030430 | Stain resistant polyurethane coatings | Wayne W. Fan, Nathaniel P. Langford, Amy S. Barnes | 2011-10-04 |
| 7400445 | Optical filters for accelerated weathering devices | Warren Ketola | 2008-07-15 |
| 7345750 | Method of accelerated testing of illuminated device components | Warren Ketola | 2008-03-18 |
| 7124651 | Method of accelerated testing of illuminated device components | Warren Ketola | 2006-10-24 |
| 6984058 | Optical filters comprising opacified portion | Geoffrey P. Morris, Warren Ketola, Bradley D. Guth | 2006-01-10 |
| 6906857 | Optical filters for manipulating spectral power distribution in accelerated weathering devices | Bradley D. Guth, Warren Ketola, James Riley | 2005-06-14 |
| 6859309 | Optical filters for manipulating spectral power distribution in accelerated weathering devices | Bradley D. Guth, Warren Ketola, James Riley | 2005-02-22 |
| 6840011 | Window panel balance apparatus and method | Roy A. Thompson, Douglas W. Kroncke, John C. Costello, David Chastain, Jack D. Gundlach +8 more | 2005-01-11 |
| 6811841 | Light-stable structures | Stephanie B. Castiglione, Olester Benson, Jr., Stephen A. Johnson | 2004-11-02 |
| 6722082 | Window having a hinged weatherstrip | James L. Peterson, Thomas P. Coach | 2004-04-20 |
| 4579371 | Document having concealed electrically conductive authenticating layer | William H. Long | 1986-04-01 |