Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8567964 | Ultraviolet retroreflectors | — | 2013-10-29 |
| 8411230 | Light polarizer | Robert B. Nilsen, Michael J. Hanrahan, Edward D. Phillips | 2013-04-02 |
| 8277058 | Optical structures including polyurea | Dzu Luong | 2012-10-02 |
| 8070303 | Optical structures including polyurea | Dzu Luong | 2011-12-06 |
| 8054416 | Light polarizer | Robert B. Nilsen, Michael J. Hanrahan, Edward D. Phillips | 2011-11-08 |
| 7517205 | Differentially cured materials and process for forming same | — | 2009-04-14 |
| 7250122 | Differentially cured materials and process for forming same | — | 2007-07-31 |
| 7230764 | Differentially-cured materials and process for forming same | Robert B. Nilsen, William P. Rowland | 2007-06-12 |
| 6967053 | Durable, open-faced retroreflective prismatic construction | Gus Bernard, Robert B. Nilsen | 2005-11-22 |
| 6891677 | Subwavelength optical microstructure light-redirecting films | Robert B. Nilsen, Xiao-Jing Lu | 2005-05-10 |
| 6880946 | Grooved optical microstructure light collimating films | — | 2005-04-19 |
| 6699567 | Stain resistant film construction | Michael J. Hanrahan | 2004-03-02 |
| 6676261 | Retroreflective film product | Edward D. Phillips | 2004-01-13 |
| 6570710 | Subwavelength optical microstructure light collimating films | Robert B. Nilsen, Xiao-Jing Lu | 2003-05-27 |
| 6356389 | Subwavelength optical microstructure light collimating films | Robert B. Nilsen, Xiao-Jing Lu | 2002-03-12 |
| 5116528 | Light modulating material including liquid crystalline material | Frederick E. Nobile | 1992-05-26 |
| 5087387 | Light modulating material and method for preparing same | Frederick E. Nobile | 1992-02-11 |
| 4888126 | Light modulating material and method for preparing same | Frederick E. Nobile | 1989-12-19 |