Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10139645 | Tilted dichroic polarizing beamsplitter | Yarn Chee Poon, Andrew J. Ouderkirk, Philip E. Watson, Xiaohui Cheng, Stephen J. Willett | 2018-11-27 |
| 9784985 | Titled dichroic polarizing beamsplitter | Yarn Chee Poon, Andrew J. Ouderkirk, Philip E. Watson, Xiaohui Cheng, Stephen J. Willett | 2017-10-10 |
| 8643822 | Non-etched flat polarization-selective diffractive optical elements | David M. Shemo | 2014-02-04 |
| 8425042 | Multi-segment optical retarder for creating 3D images | Curtis R. Hruska, David M. Shemo | 2013-04-23 |
| 8237876 | Tilted C-plate retarder compensator and display systems incorporating the same | Brett J. Bryars, Karen Denise Hendrix, David M. Shemo, Thomas Mayer | 2012-08-07 |
| 8164721 | Grating trim retarders | Karen Denise Hendrix, Charles Hulse, Curtis R. Hruska | 2012-04-24 |
| 8094270 | Thin-film optical retarders | Karen Denise Hendrix, Charles A. Hulse, Robert B. Sargent, Robert E. Klinger | 2012-01-10 |
| 8072683 | Cartesian polarizers utilizing photo-aligned liquid crystals | Karen Denise Hendrix | 2011-12-06 |
| 8072561 | Twisted nematic xLCD contrast compensation with tilted-plate retarders | Karen Denise Hendrix | 2011-12-06 |
| 8049824 | Single-layer birefringent crystal trim retarders | Karen Denise Hendrix | 2011-11-01 |
| 7999895 | Contrast compensation of microdisplay panels including a high order waveplate | Nada A. O'Brien | 2011-08-16 |
| 7859977 | Optical pick-up unit | Karen Denise Hendrix | 2010-12-28 |
| 7848020 | Thin-film design for positive and/or negative C-plate | Karen Denise Hendrix | 2010-12-07 |
| 7714945 | Optimally clocked trim retarders | Anthony James Mache, Jr. | 2010-05-11 |
| 7715084 | Retarder-based despeckle device for laser illumination systems | David M. Shemo, Scott Charles McEldowney | 2010-05-11 |
| 7671946 | Electronically compensated LCD assembly | Andrew T. Taylor, Apurba Pradhan | 2010-03-02 |
| 7626661 | Polarization controlling elements | Jerry Zieba, Thomas Mayer, David M. Shemo, Markus Duelli, Karen Denise Hendrix +1 more | 2009-12-01 |
| 7170574 | Trim retarders incorporating negative birefringence | Karen Denise Hendrix, Markus Duelli, Charles Hulse | 2007-01-30 |
| 6975786 | Optical switching with ferroelectric liquid crystal SLMs | Steven Warr, William Crossland, Ilias Manolis, Maura Michelle Redmond, Timothy Wilkinson +2 more | 2005-12-13 |
| 6909511 | Athermal interferometer | Nigel Copner, Adam Cohen, Christopher John Abraham, Feliks Lapinski | 2005-06-21 |
| 6683721 | Low dispersion interleaver | Nigel Copner, Christopher John Abraham, Thomas Ducellier, Marie-Josee Picard | 2004-01-27 |