EW

Erik Wiederholtz

KE Knowles Electronics: 5 patents #58 of 325Top 20%
PA Perlisten Audio: 3 patents #2 of 3Top 70%
Overall (All Time): #602,326 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12309546 Directivity pattern control waveguide for a speaker, and speaker including a directivity pattern control waveguide Dan Roemer 2025-05-20
12047738 Directivity pattern control waveguide for a speaker, and speaker including a directivity pattern control waveguide Dan Roemer 2024-07-23
12041414 Directivity pattern control waveguide for a speaker, and speaker including a directivity pattern control waveguide Dan Roemer 2024-07-16
11102576 Audio device with audio signal processing based on acoustic valve state Thomas E. Miller, Shehab Albahri, Andrew Bellavia, Christopher Monti 2021-08-24
11082778 Driver with acoustic filter chamber 2021-08-03
10939217 Audio device with acoustic valve Christopher Monti, Shehab Albahri, Charles King, Christopher A. Jones, Timothy K. Wickstrom +2 more 2021-03-02
10687153 Hearing device with contextually actuated valve Shehab Albahri, Christopher Monti, Thomas E. Miller, Charles King, Christopher A. Jones +1 more 2020-06-16
10516935 Hybrid transducer David Prince 2019-12-24