Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Derek Puff — 3 Patents

SBSru Biosystems: 2 patents #16 of 31Top 55%
X-X-Body: 1 patents #23 of 30Top 80%
Long Beach, CA: #575 of 2,153 inventorsTop 30%
California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,554,798 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8247240 Method and apparatus for biosensor spectral shift detection Homer Pien, William C. Karl, Peter Li, Brian T. Cunningham 2012-08-21
7718440 Method and apparatus for biosensor spectral shift detection Homer Pien, William C. Karl, Peter Li, Brian T. Cunningham 2010-05-18
7217574 Method and apparatus for biosensor spectral shift detection Homer Pien, William C. Karl, Peter Li, Brian T. Cunningham 2007-05-15