Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DH

David A. Hein — 4 Patents in 2019

LELear: 4 patents #7 of 200Top 4%
Sterling Heights, MI: #10 of 140 inventorsTop 8%
Michigan: #817 of 10,747 inventorsTop 8%
Overall (2019): #56,670 of 560,194Top 15%
4 Patents 2019

Issued Patents 2019

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10483772 System and method for electric vehicle wireless charger output protection Steven Cong, Ryan Cleveland, Eric Salem 2019-11-19 $22,591,000
10333335 System and method of electric vehicle wireless charger output protection using zero voltage switching Steven Cong, Ryan Cleveland, Eric Salem 2019-06-25 $11,583,000
10304621 Bobbin with electromagnetic interference shield for electromagnetic device Ajmal Imran Ansari, Steven Cong, Allen Leo Mott 2019-05-28 $49,731,000
10245963 Air cooled wireless charging pad Ajmal Imran Ansari, Richard J. Hampo 2019-04-02 $29,218,000