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

Michael Knotz

SPSpectraswitch: 1 patents #7 of 12Top 60%
Sebastopol, CA: #143 of 246 inventorsTop 60%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,499,428 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6504642 Birefringent optical device Richard D. Albert, Arne Erstling, Desmond Laurence Seekola, Brent Bergner 2003-01-07