Willett; Stephen J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Willett; Stephen J..The latest application filed is for "compact heads - up display".
Company Profile
6.29.28
- Willett; Stephen J. - St. Paul MN
- Willett; Stephen J. - Saint Paul MN
Patent Activity
| Patent | Date |
|---|---|
| Compact Heads - Up Display App 20220197024 - Yun; Zhisheng ; et al. | 2022-06-23 |
| Compact Heads-up Display App 20220057632 - Yun; Zhisheng ; et al. | 2022-02-24 |
| Wireless power transfer and sensing for monitoring pipelines Grant 10,823,717 - Willett , et al. November 3, 2 | 2020-11-03 |
| Projection subsystem Grant 10,670,873 - Willett , et al. | 2020-06-02 |
| Magneto-mechanical resonator sensor with mass distribution channel Grant 10,451,588 - Knudson , et al. Oc | 2019-10-22 |
| Magneto-mechanical resonator sensor with pre-disposed mass Grant 10,408,685 - Hu , et al. Sept | 2019-09-10 |
| Resonant Acoustic Gas Sensor App 20190137450 - Willett; Stephen J. ; et al. | 2019-05-09 |
| Systems and methods for magneto-mechanical resonator sensors Grant 10,228,319 - Rylander , et al. | 2019-03-12 |
| Wireless Power Transfer And Sensing For Monitoring Pipelines App 20190072532 - Willett; Stephen J. ; et al. | 2019-03-07 |
| Tilted dichroic polarizing beamsplitter Grant 10,139,645 - Poon , et al. Nov | 2018-11-27 |
| Projection Subsystem App 20180210221 - Willett; Stephen J. ; et al. | 2018-07-26 |
| Projection subsystem Grant 9,952,443 - Willett , et al. April 24, 2 | 2018-04-24 |
| Tilted Dichroic Polarizing Beamsplitter App 20170351109 - Poon; Yarn Chee ; et al. | 2017-12-07 |
| Titled dichroic polarizing beamsplitter Grant 9,784,985 - Poon , et al. October 10, 2 | 2017-10-10 |
| Magneto-mechanical Resonator Sensor With Mass Distribution Channel App 20170276647 - Knudson; Orlin B. ; et al. | 2017-09-28 |
| Magneto-mechanical Resonator Sensor With Pre-disposed Mass App 20170234740 - Hu; Jia ; et al. | 2017-08-17 |
| Systems And Methods For Magneto-mechanical Resonator Sensors App 20170227452 - Rylander; Richard L. ; et al. | 2017-08-10 |
| Projection Subsystem App 20170052383 - Willett; Stephen J. ; et al. | 2017-02-23 |
| Projection lens for projection display systems Grant 8,995,062 - Yun , et al. March 31, 2 | 2015-03-31 |
| Titled Dichroic Polarizing Beamsplitter App 20140253849 - Poon; Yarn Chee ; et al. | 2014-09-11 |
| Optical Projection Subsystem App 20140211173 - Destain; Patrick R. ; et al. | 2014-07-31 |
| Polarization converting color combiner Grant 8,654,444 - Ouderkirk , et al. February 18, 2 | 2014-02-18 |
| Wide-angle projection lens for projection display systems Grant 8,587,873 - Yun , et al. November 19, 2 | 2013-11-19 |
| High durability color combiner Grant 8,542,441 - Ouderkirk , et al. September 24, 2 | 2013-09-24 |
| Wide-angle Projection Lens For Projection Display Systems App 20130235464 - Yun; Zhisheng ; et al. | 2013-09-12 |
| Optical projection subsystem Grant 8,459,800 - Destain , et al. June 11, 2 | 2013-06-11 |
| Projection Lens for Projection Display Systems App 20130141801 - Yun; Zhisheng ; et al. | 2013-06-06 |
| Projection system with imaging light source module Grant 8,408,721 - Auerbach , et al. April 2, 2 | 2013-04-02 |
| Projection Subsystem App 20130044293 - Willett; Stephen J. ; et al. | 2013-02-21 |
| Optical Projection Subsystem App 20120287406 - Destain; Patrick R. ; et al. | 2012-11-15 |
| LED source with hollow collection lens Grant 8,274,220 - Destain , et al. September 25, 2 | 2012-09-25 |
| Projection And Display System App 20120188519 - Willett; Stephen J. ; et al. | 2012-07-26 |
| LED source with hollow collection lens Grant 8,115,384 - Destain , et al. February 14, 2 | 2012-02-14 |
| Optical projection subsystem Grant 8,070,295 - Destain , et al. December 6, 2 | 2011-12-06 |
| Polarization Converting Color Combiner App 20110242653 - Ouderkirk; Andrew J. ; et al. | 2011-10-06 |
| Led Source With Hollow Collection Lens App 20110241518 - Destain; Patrick R. ; et al. | 2011-10-06 |
| High Durability Color Combiner App 20110216396 - Ouderkirk; Andrew J. ; et al. | 2011-09-08 |
| Projection System With Imaging Light Source Module App 20110141442 - Auerbach; Roy A. ; et al. | 2011-06-16 |
| Optical Projection Subsystem App 20110122371 - Destain; Patrick R. ; et al. | 2011-05-26 |
| Optical projection subsystem Grant 7,901,083 - Destain , et al. March 8, 2 | 2011-03-08 |
| Optical Projection Subsystem App 20080049190 - Destain; Patrick R. ; et al. | 2008-02-28 |
| Led Source With Hollow Collection Lens App 20080048553 - Destain; Patrick R. ; et al. | 2008-02-28 |
| Combination Camera/projector System App 20080051135 - Destain; Patrick R. ; et al. | 2008-02-28 |
| Liquid crystal display projection system using multilayer optical film polarizers Grant 6,088,067 - Willett , et al. July 11, 2 | 2000-07-11 |
| Liquid crystal projection panel having microlens arrays, on each side of the liquid crystal, with a focus beyond the liquid crystal Grant 5,398,125 - Willett , et al. March 14, 1 | 1995-03-14 |
| Reflective liquid crystal display overhead projection system using a reflective linear polarizer and a fresnel lens Grant 5,333,072 - Willett July 26, 1 | 1994-07-26 |
| Cholesteric polarizer for liquid crystal display and overhead projector Grant 5,325,218 - Willett , et al. June 28, 1 | 1994-06-28 |
| Charge transfer media and process for making thereof Grant 4,569,895 - Willett , et al. February 11, 1 | 1986-02-11 |
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