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USPTO Patent Rankings Data through Sept 30, 2025
EW

Erik Wiederholtz — 3 Patents in 2021

KEKnowles Electronics: 3 patents #8 of 62Top 15%
New Glarus, WI: #1 of 3 inventorsTop 35%
Wisconsin: #424 of 4,723 inventorsTop 9%
Overall (2021): #83,963 of 548,734Top 20%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
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