PS

Philip Raymond Schaefer

VT Vortant Technologies: 7 patents #1 of 2Top 50%
SI Simula: 2 patents #17 of 72Top 25%
Overall (All Time): #166,512 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12239881 System and method for interfacing to an exercise machine Ethan Williams 2025-03-04
12200467 System and method for improved processing of stereo or binaural audio 2025-01-14
11914042 System and method for measuring the position of a moving object 2024-02-27
11917394 System and method for reducing noise in binaural or stereo audio 2024-02-27
11852493 System and method for sensing walked position 2023-12-26
11589181 System and method for realistic rotation of stereo or binaural audio 2023-02-21
11169268 System and method for measuring the position of a moving object 2021-11-09
11047693 System and method for sensing walked position 2021-06-29
11032660 System and method for realistic rotation of stereo or binaural audio 2021-06-08
10915242 Interface to computer and other display information 2021-02-09
10545026 System and method for tracking the position of a person and providing navigation assistance 2020-01-28
10251012 System and method for realistic rotation of stereo or binaural audio 2019-04-02
10113877 System and method for providing directional information 2018-10-30
9367127 System and method for detecting facial gestures for control of an electronic device 2016-06-14
9308377 System and method for transmission of electrical signals in imperfectly-conducting media 2016-04-12
8723790 System and method for detecting facial gestures for control of an electronic device 2014-05-13
8599147 Computer interface for navigating graphical user interface by touch 2013-12-03
8160311 System and method for detecting facial gestures for control of an electronic device 2012-04-17
7684016 Method and apparatus for measuring distances using light 2010-03-23
7379053 Computer interface for navigating graphical user interface by touch 2008-05-27
7221437 Method and apparatus for measuring distances using light 2007-05-22
7123351 Method and apparatus for measuring distances using light 2006-10-17
6204499 Method and apparatus for a rotation angle sensor 2001-03-20
5701006 Method and apparatus for measuring distances using fiber optics 1997-12-23