Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DD

David DeGraaff

MEMainspring Energy: 1 patents #7 of 18Top 40%
SUSunpower: 1 patents #45 of 124Top 40%
Mountain View, CA: #548 of 2,642 inventorsTop 25%
California: #13,721 of 66,859 inventorsTop 25%
Overall (2021): #169,812 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11056997 Universal photovoltaic laminate 2021-07-06
10985641 Linear electromagnetic machine system with bearing housings having pressurized gas John Lawler, John Powers, Scott Coakley, Alan Crapo, Christopher Gadda +5 more 2021-04-20