Beaverton, Oregon
United States
6
2019-06-13
The entities that hold a legal rights for patent applications filed by inventor Proebstel Robert C.:
Robert C. Proebstel from Beaverton, US has applied for patents for these inventions. The list has both pending applications and granted patents:
ACOUSTIC LAYER IN MEDIA DEVICE PROVIDING ENHANCED AUDIO PERFORMANCE
#2 | 2017-09-07ACOUSTIC LAYER IN MEDIA DEVICE PROVIDING ENHANCED AUDIO PERFORMANCE
#3 | 2014-08-07Acoustic layer in media device providing enhanced audio performance
#4 | 2013-06-20Pad-type device case providing enhanced audio functionality and output
#5 | 2006-09-28Television program highlight tagging
#6 | 2006-09-28Multi-user PVR
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