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

Devin Spratt

PLPax Labs: 3 patents #5 of 24Top 25%
San Francisco, CA: #809 of 7,035 inventorsTop 15%
California: #8,414 of 66,859 inventorsTop 15%
Overall (2021): #85,285 of 548,734Top 20%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D933286 Vaporizer cartridge Alexander Weiss, David Carlberg, Timothy McFarland 2021-10-12
D923864 Vaporizer cartridge David Carlberg, Alexander Weiss, Alexander Ringrose, Marko Markovic, Robyn Nariyoshi +4 more 2021-06-29
D919881 Vaporizer device David Carlberg, Alexander Weiss, Alexander Ringrose, Marko Markovic, Robyn Nariyoshi +4 more 2021-05-18