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

Phil Leighton — 3 Patents

CBCrystal Bioscience: 3 patents #4 of 5Top 80%
San Francisco, CA: #11,477 of 26,999 inventorsTop 45%
California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,508,503 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9404125 Transgenic animal for production of antibodies having minimal CDRs William Don Harriman, Robert Etches 2016-08-02
9380769 Transgenic chicken comprising an inactivated immunoglobulin gene William Don Harriman, Robert Etches 2016-07-05
8592644 Transgenic animal for production of antibodies having minimal CDRS William Don Harriman, Robert Etches 2013-11-26