Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Gregory J. Hallingstad — 2 Patents in 2021

KOKoss: 2 patents #1 of 8Top 15%
DeForest, WI: #2 of 18 inventorsTop 15%
Wisconsin: #728 of 4,723 inventorsTop 20%
Overall (2021): #159,781 of 548,734Top 30%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10959011 System with wireless earphones Michael J. Koss, Michael J. Pelland, Michael Sagan, Steven R. Reckamp, Jeffrey K. Bovee +1 more 2021-03-23 $7,717,000
10959012 System with wireless earphones Michael J. Koss, Michael J. Pelland, Michael Sagan, Steven R. Reckamp, Jeffrey K. Bovee +1 more 2021-03-23 $7,717,000