Inventor
WIGGINS DAN
US10 patents
⚠️ This page may combine multiple inventors who share the name “WIGGINS DAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DOPPLER LABS INC
6 patentsUS9087506B1Jul 21, 2015
Passive acoustical filters incorporating inserts that reduce the speed of sound
DOPPLER LABS INC43 citations95
US9131308B2Sep 8, 2015
Passive audio ear filters with multiple filter elements
DOPPLER LABS INC33 citations92
US9524731B2Dec 20, 2016
Active acoustic filter with location-based filter characteristics
DOPPLER LABS INC13 citations83
US9305568B2Apr 5, 2016
Active acoustic filter with socially determined location-based filter characteristics
DOPPLER LABS INC12 citations83
US9412356B1Aug 9, 2016
Apparatus and method for non-occluded active noise shaping
DOPPLER LABS INC8 citations80
US9420367B2Aug 16, 2016
Passive acoustical filters with filled expansion chamber
DOPPLER LABS INC1 citations61