Perek; David R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Perek; David R..The latest application filed is for "resistive-capacitive deformation sensor".
Company Profile
42.68.34
- Perek; David R. - Bothell WA
- Perek; David R. - Seattle WA
- Perek; David R. - Redmond WA
- Perek; David R. - Bellevue WA
- Perek; David R. - Menlo Park CA
Patent Activity
| Patent | Date |
|---|---|
| Fiducial rings in virtual reality Grant 11,402,903 - Keller , et al. August 2, 2 | 2022-08-02 |
| Systems and methods for sensing gestures via vibration-sensitive wearables donned by users of artificial reality systems Grant 11,366,527 - Benko , et al. June 21, 2 | 2022-06-21 |
| Ultrasound/radar for eye tracking Grant 11,346,943 - Scally , et al. May 31, 2 | 2022-05-31 |
| Deformable signaling pathways Grant 11,231,266 - Keller , et al. January 25, 2 | 2022-01-25 |
| Co-casted fluidic devices Grant 11,204,100 - Keller , et al. December 21, 2 | 2021-12-21 |
| Apparatus, system, and method for directional acoustic sensing via wearables donned by users of artificial reality systems Grant 11,175,731 - Whitmire , et al. November 16, 2 | 2021-11-16 |
| Wearable device with fiducial markers in virtual reality Grant 11,068,057 - Keller , et al. July 20, 2 | 2021-07-20 |
| Detecting positions of magnetic flux sensors having particular locations on a device relative to a magnetic field generator located at a predetermined position on the device Grant 11,029,757 - Chen , et al. June 8, 2 | 2021-06-08 |
| Resistive-capacitive deformation sensor Grant 11,015,989 - Keller , et al. May 25, 2 | 2021-05-25 |
| Wave reflection deformation sensing apparatus Grant 11,015,926 - Keller , et al. May 25, 2 | 2021-05-25 |
| Haptic vibrotactile actuators on textiles and related systems and methods Grant 11,011,033 - Piazza , et al. May 18, 2 | 2021-05-18 |
| Fluidic switching devices Grant 10,989,330 - Keller , et al. April 27, 2 | 2021-04-27 |
| Systems and methods for electric discharge-based sensing via wearables donned by users of artificial reality systems Grant 10,948,976 - Whitmire , et al. March 16, 2 | 2021-03-16 |
| Apparatus, system, and method for directional acoustic sensing via wearables donned by users of artificial reality systems Grant 10,928,889 - Whitmire , et al. February 23, 2 | 2021-02-23 |
| Ultrasound/radar for eye tracking Grant 10,908,279 - Scally , et al. February 2, 2 | 2021-02-02 |
| Wearable accessory with heat transfer capability Grant 10,866,035 - Keller , et al. December 15, 2 | 2020-12-15 |
| Kinematic model for hand position Grant 10,831,272 - Keller , et al. November 10, 2 | 2020-11-10 |
| Kinesthetic sensors for determining angular displacements Grant 10,817,049 - Keller , et al. October 27, 2 | 2020-10-27 |
| Enhancing dielectric constants of elastomer sheets Grant 10,818,433 - Keller , et al. October 27, 2 | 2020-10-27 |
| Systems and methods for sensing gestures via vibration-sensitive wearables donned by users of artificial reality systems Grant 10,788,897 - Benko , et al. September 29, 2 | 2020-09-29 |
| Actuated tendon pairs in a virtual reality device Grant 10,779,583 - Keller , et al. Sept | 2020-09-22 |
| Skin stretch instrument Grant 10,748,393 - Keller , et al. A | 2020-08-18 |
| Fiducial rings in virtual reality Grant 10,712,818 - Keller , et al. | 2020-07-14 |
| Scanning system for a tiling display Grant 10,690,923 - Luanava , et al. | 2020-06-23 |
| Bend angle sensing mechanism for wearable device Grant 10,635,172 - Keller , et al. | 2020-04-28 |
| Kinematic model for hand position Grant 10,599,217 - Keller , et al. | 2020-03-24 |
| Resistive-capacitive Deformation Sensor App 20200064210 - Keller; Sean Jason ; et al. | 2020-02-27 |
| Fluidic oscillator device Grant 10,563,776 - Lindsay , et al. Feb | 2020-02-18 |
| Using oscillation of optical components to reduce fixed pattern noise in a virtual reality headset Grant 10,558,036 - Keller , et al. Feb | 2020-02-11 |
| Deformable signaling pathways Grant 10,557,699 - Keller , et al. Feb | 2020-02-11 |
| Detecting positions of a device based on magnetic fields generated by magnetic field generators at different positions of the device Grant 10,551,916 - Chen , et al. Fe | 2020-02-04 |
| Optical hand tracking in virtual reality systems Grant 10,528,151 - Keller , et al. J | 2020-01-07 |
| Fluidic switching devices Grant 10,514,111 - Keller , et al. Dec | 2019-12-24 |
| Wearable accessory for force feedback Grant 10,514,765 - Keller , et al. Dec | 2019-12-24 |
| Resistive-capacitive deformation sensor Grant 10,502,643 - Keller , et al. Dec | 2019-12-10 |
| Co-casted fluidic devices Grant 10,502,327 - Keller , et al. Dec | 2019-12-10 |
| Wearable accessory with heat transfer capability Grant 10,496,169 - Keller , et al. De | 2019-12-03 |
| Indexable strain sensor Grant 10,458,864 - Keller , et al. Oc | 2019-10-29 |
| Enhancing dielectric constants of elastomer sheets Grant 10,460,873 - Keller , et al. Oc | 2019-10-29 |
| Birefringence deformation sensing apparatus having a controller to instruct the function of a transmitter and a receiver Grant 10,429,210 - Keller , et al. October 1, 2 | 2019-10-01 |
| Wave reflection deformation sensing apparatus Grant 10,422,637 - Keller , et al. Sept | 2019-09-24 |
| Composite ribbon in a virtual reality device Grant 10,372,213 - Keller , et al. | 2019-08-06 |
| Semi-rigid assembly for movement restriction via variable curvature in virtual reality haptic devices Grant 10,353,466 - Keller , et al. July 16, 2 | 2019-07-16 |
| Skin stretch instrument Grant 10,347,094 - Keller , et al. July 9, 2 | 2019-07-09 |
| Kinesthetic sensors for determining angular displacements Grant 10,331,206 - Keller , et al. | 2019-06-25 |
| Vibrotactile driver circuit for haptic devices Grant 10,317,999 - Ahne , et al. | 2019-06-11 |
| Wearable accessory for force feedback Grant 10,310,608 - Keller , et al. | 2019-06-04 |
| Modifying haptic feedback provided to a user to account for changes in user perception of haptic feedback Grant 10,310,804 - Keller , et al. | 2019-06-04 |
| Haptic device for artificial reality systems Grant 10,310,610 - Krogstad , et al. | 2019-06-04 |
| Inflatable actuators in virtual reality Grant 10,281,982 - Keller , et al. | 2019-05-07 |
| Haptic Device For Artificial Reality Systems App 20190121432 - Krogstad; Dustin Jeffery Gordon ; et al. | 2019-04-25 |
| Vibrotactile Driver Circuit For Haptic Devices App 20190113971 - Ahne; Adam ; et al. | 2019-04-18 |
| Optical hand tracking in virtual reality systems Grant 10,261,592 - Keller , et al. | 2019-04-16 |
| Switchable fluidic device Grant 10,240,622 - Lindsay , et al. | 2019-03-26 |
| Strain measurement ring Grant 10,216,272 - Keller , et al. Feb | 2019-02-26 |
| Indexable strain sensor Grant 10,197,459 - Keller , et al. Fe | 2019-02-05 |
| Resistive-capacitive Deformation Sensor App 20180372562 - Keller; Sean Jason ; et al. | 2018-12-27 |
| Fiducial Rings In Virtual Reality App 20180373332 - Keller; Sean Jason ; et al. | 2018-12-27 |
| Fiducial rings in virtual reality Grant 10,088,902 - Keller , et al. October 2, 2 | 2018-10-02 |
| Resistive-capacitive deformation sensor Grant 10,067,007 - Keller , et al. September 4, 2 | 2018-09-04 |
| Fluidic Switching Devices App 20180209562 - Keller; Sean Jason ; et al. | 2018-07-26 |
| Skin stretch instrument Grant 10,032,347 - Keller , et al. July 24, 2 | 2018-07-24 |
| Haptic surface with damping apparatus Grant 10,013,064 - Keller , et al. July 3, 2 | 2018-07-03 |
| Eye tracking using optical flow Grant 10,013,055 - Perek , et al. July 3, 2 | 2018-07-03 |
| Transversal actuator for haptic feedback Grant 9,971,410 - Keller , et al. May 15, 2 | 2018-05-15 |
| Fiducial Rings In Virtual Reality App 20180120936 - Keller; Sean Jason ; et al. | 2018-05-03 |
| Skin Stretch Instrument App 20180108226 - Keller; Sean Jason ; et al. | 2018-04-19 |
| Inflatable Actuators In Virtual Reality App 20180107277 - Keller; Sean Jason ; et al. | 2018-04-19 |
| Force Grounding Wristband For Haptic Glove App 20180098583 - Keller; Sean Jason ; et al. | 2018-04-12 |
| Actuated Tendon Pairs In A Virtual Reality Device App 20180077976 - Keller; Sean Jason ; et al. | 2018-03-22 |
| Composite Ribbon In A Virtual Reality Device App 20180081436 - Keller; Sean Jason ; et al. | 2018-03-22 |
| Strain Measurement Ring App 20180059787 - Keller; Sean Jason ; et al. | 2018-03-01 |
| Haptic Surface With Damping Apparatus App 20180059795 - Keller; Sean Jason ; et al. | 2018-03-01 |
| Haptic surface with damping apparatus Grant 9,851,799 - Keller , et al. December 26, 2 | 2017-12-26 |
| Transversal Actuator For Haptic Feedback App 20170351333 - Keller; Sean Jason ; et al. | 2017-12-07 |
| Embroidered strain sensing elements Grant 9,816,799 - Keller , et al. November 14, 2 | 2017-11-14 |
| Transversal actuator for haptic feedback Grant 9,778,746 - Keller , et al. October 3, 2 | 2017-10-03 |
| Ultrasound/radar For Eye Tracking App 20170261610 - Scally; Brian Michael ; et al. | 2017-09-14 |
| Skin stretch instrument Grant 9,741,216 - Keller , et al. August 22, 2 | 2017-08-22 |
| Using Oscillation Of Optical Components To Reduce Fixed Pattern Noise In A Virtual Reality Headset App 20170192228 - Keller; Sean Jason ; et al. | 2017-07-06 |
| Indexable Strain Sensor App 20170176267 - Keller; Sean Jason ; et al. | 2017-06-22 |
| Embroidered Strain Sensing Elements App 20170176167 - Keller; Sean Jason ; et al. | 2017-06-22 |
| Wearable Accessory With Heat Transfer Capability App 20170168577 - Keller; Sean Jason ; et al. | 2017-06-15 |
| Modifying Haptic Feedback Provided To A User To Account For Changes In User Perception Of Haptic Feedback App 20170168773 - Keller; Sean Jason ; et al. | 2017-06-15 |
| Kinesthetic Sensors For Determining Angular Displacements App 20170168558 - Keller; Sean Jason ; et al. | 2017-06-15 |
| Enhancing Dielectric Constants Of Elastomer Sheets App 20170133167 - Keller; Sean Jason ; et al. | 2017-05-11 |
| Eye Tracking Using Optical Flow App 20170131765 - Perek; David R. ; et al. | 2017-05-11 |
| Optical Hand Tracking In Virtual Reality Systems App 20170102775 - Keller; Sean Jason ; et al. | 2017-04-13 |
| Computing device and an apparatus having sensors configured for measuring spatial information indicative of a position of the computing devices Grant 9,619,071 - Perek , et al. April 11, 2 | 2017-04-11 |
| Detecting Positions Of A Device Based On Magnetic Fields Generated By Magnetic Field Generators At Different Positions Of The Device App 20170090568 - Chen; Ke-Yu ; et al. | 2017-03-30 |
| Haptic Surface With Damping Apparatus App 20170090578 - Keller; Sean Jason ; et al. | 2017-03-30 |
| Transversal Actuator For Haptic Feedback App 20170092086 - Keller; Sean Jason ; et al. | 2017-03-30 |
| Resistive-capacitive Deformation Sensor App 20170059418 - Keller; Sean Jason ; et al. | 2017-03-02 |
| Computing Device and an Apparatus Having Sensors Configured for Measuring Spatial Information Indicative of a Position of the Computing Devices App 20140379942 - Perek; David R. ; et al. | 2014-12-25 |
| Computer device and an apparatus having sensors configured for measuring spatial information indicative of a position of the computing devices Grant 8,903,517 - Perek , et al. December 2, 2 | 2014-12-02 |
| Sensor Fusion Algorithm App 20140012401 - Perek; David R. ; et al. | 2014-01-09 |
| Sensor fusion algorithm Grant 8,548,608 - Perek , et al. October 1, 2 | 2013-10-01 |
| Sensor fusion algorithm Grant 8,543,227 - Perek , et al. September 24, 2 | 2013-09-24 |
| Sensor Fusion Algorithm App 20130231755 - Perek; David R. ; et al. | 2013-09-05 |
| Sensor Fusion Algorithm App 20130232280 - Perek; David R. ; et al. | 2013-09-05 |
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