Issued Patents All Time
Showing 25 most recent of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429641 | Organic light emitting diode display with color-correction component having different color mixing weights | Nicholas C. Erickson, Robert L. Brott, Bing Hao, David A. Rosen, Stephen M. Menke +14 more | 2025-09-30 |
| 12007593 | Organic light emitting diode with color-correction for maximum white-point color shift | Nicholas C. Erickson, Robert L. Brott, Bing Hao, David A. Rosen, Stephen M. Menke +14 more | 2024-06-11 |
| 10991765 | Optical stack for improved color uniformity in OLED display | Robert L. Brott, Justin P. Meyer | 2021-04-27 |
| 10756306 | Nanostructured article | Nicholas C. Erickson, Moses M. David, Xiaoguang Sun, Manoj Nirmal, Haeen Sykora +8 more | 2020-08-25 |
| 10566391 | OLED display with improved color uniformity | Robert L. Brott, Justin P. Meyer | 2020-02-18 |
| 9976714 | Luminaire for crosswalk, method for making, and method for controlling | Karl J. L. Geisler, Glendon D. Kappel, Mark G. Mathews, Nicholas G. Amell, Scott E. Simons | 2018-05-22 |
| 9791128 | Curved light duct extraction | Vadim N. Savvateev, Thomas R. Corrigan | 2017-10-17 |
| 9683718 | Light duct elbow for ducted illumination | Karl J. L. Geisler, Thomas R. Corrigan | 2017-06-20 |
| 9551827 | Hollow light duct bend | Steven H. Kong | 2017-01-24 |
| 9476554 | Rectangular light duct extraction | Vadim N. Savvateev, Thomas R. Corrigan | 2016-10-25 |
| 9464773 | Illuminated light duct joint | Karl J. L. Geisler | 2016-10-11 |
| 9360676 | Light duct tee splitter | Thomas R. Corrigan | 2016-06-07 |
| 9353930 | Light duct tee extractor | Thomas R. Corrigan | 2016-05-31 |
| 9335015 | Off-axis cassegrain solar collector | Timothy L. Quinn, Thomas R. Corrigan, Byron E. Trotter | 2016-05-10 |
| D752773 | Bollard luminaire window | Thomas R. Corrigan, Karl J. L. Geisler, Glendon D. Kappel | 2016-03-29 |
| 9222650 | Switchable light-duct extraction | Rolf W. Biernath, Thomas R. Hoffend | 2015-12-29 |
| 9091408 | Recycling backlights with semi-specular components | Michael F. Weber, Timothy J. Nevitt, John A. Wheatley, Rolf W. Biernath, Gilles J. Benoit +3 more | 2015-07-28 |
| 9039245 | Energy efficient sign | Michael A. Meis, Patrick R. Fleming | 2015-05-26 |
| 9028108 | Collimating light injectors for edge-lit backlights | Thomas R. Hoffend, Rolf W. Biernath, Anthony J. Piekarczyk, Michael A. Meis | 2015-05-12 |
| 8926159 | Thin hollow backlights with beneficial design characteristics | Timothy J. Nevitt, Timothy J. Hebrink, Michael F. Weber, Rolf W. Biernath, John A. Wheatley +3 more | 2015-01-06 |
| 8848132 | Hollow backlight with structured films | Mark B. O'Neill, Shandon Dee Hart, Kenneth A. Epstein, David J. Lamb | 2014-09-30 |
| 8801207 | Light directing sign substrate | Michael A. Meis, Patrick R. Fleming, Ronald S. Steelman | 2014-08-12 |
| 8794809 | Light injection coupler for coupling light guides | David J. Lundin, Kenneth A. Epstein, Scott D. Gullicks | 2014-08-05 |
| 8743462 | Concentrating daylight collector | Thomas R. Corrigan | 2014-06-03 |
| 8740442 | Backlight and display system using same | Michael F. Weber, Timothy J. Hebrink, Timothy J. Nevitt, John A. Wheatley, Craig R. Schardt +7 more | 2014-06-03 |