Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7839575 | Optical device for use with scanned beam light sources | Christian Dean DeJong, Karlton D. Powell, Joshua O. Miller | 2010-11-23 |
| 7834867 | Integrated photonics module and devices using integrated photonics modules | Randall B. Sprague, Joshua O. Miller, Margaret K. Brown, Maarten Niesten, Bin Xue +1 more | 2010-11-16 |
| 7791807 | Avoiding interference artifacts in a head-up display or a reflected see-through type display | Eugenia Pasca | 2010-09-07 |
| 7777960 | Wide field of view head-up display system | — | 2010-08-17 |
| 7736006 | Substrate-guided display with improved image quality | Karlton D. Powell | 2010-06-15 |
| 7715103 | Buried numerical aperture expander having transparent properties | Randall B. Sprague, Christian Dean DeJong, Jacques P. Lincoln, Karlton D. Powell | 2010-05-11 |
| 7710655 | Display with image-guiding substrate | Karlton D. Powell | 2010-05-04 |
| 7656585 | Embedded relay lens for head-up displays or the like | Karlton D. Powell, David Scott Wright | 2010-02-02 |
| 7589901 | Substrate-guided relays for use with scanned beam light sources | Christian Dean DeJong, Karlton D. Powell, Joshua O. Miller | 2009-09-15 |
| 7580007 | Apparatus and method for bi-directionally sweeping an image beam in the vertical dimension and related apparati and methods | Margaret K. Brown, John R. Lewis, Jim Bovee, Randy Sprague | 2009-08-25 |
| 7491919 | Circuit for detecting a clock error in a scanned-image system and related circuits, systems, and methods | David Skurnik, Randy Sprague, Margaret K. Brown, Harpal Singh Sira | 2009-02-17 |
| 7167315 | Apparatus and method for combining multiple electromagnetic beams into a composite beam | Mathew D. Watson | 2007-01-23 |
| 6577582 | Diffractive stack pickup head for optical disk drives and method to fabricate the pickup head | — | 2003-06-10 |
| 6377520 | Robust and versatile focus/tracking method and system for optical pickup heads | Jinn-Kang Wang, Hsi-Fu Shih | 2002-04-23 |
| 6369377 | Multiple-beam holographic optical pick-up head | Hsi-Fu Shih, Jau-Jiu Ju, Tzu-Ping Yang, Wei Lu, Der-Ray Huang +1 more | 2002-04-09 |
| 6351443 | Diffractive stack pickup head for optical disk drives and method to fabricate the pickup head | — | 2002-02-26 |
| 6211511 | Dual-wavelength optical pickup head | Hsi-Fu Shih, Tzu-Ping Yang, Jinn-Kang Wang | 2001-04-03 |
| 6188132 | Two-wavelength semiconductor laser diode package for use on the read/write head of an optical drive capable of reading different types of optical discs | Hsi-Fu Shih, Tzu-Ping Yang, Jinn-Kang Wang | 2001-02-13 |
| 5739908 | Liquid crystal optical frequency shifter | Tyler Brown, Robert T. Weverka | 1998-04-14 |
| 5652744 | Single surface diffractive element for optical pickup heads | Hung-Te Lee | 1997-07-29 |
| 5523993 | Holographic optical element for optical disk pickup head | — | 1996-06-04 |
| 5381253 | Chiral smectic liquid crystal optical modulators having variable retardation | Gary D. Sharp, Kristina M. Johnson | 1995-01-10 |