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

Wei-Ling Chang

JLJuul Labs: 2 patents #18 of 54Top 35%
San Francisco, CA: #1,355 of 7,035 inventorsTop 20%
California: #13,721 of 66,859 inventorsTop 25%
Overall (2021): #100,703 of 548,734Top 20%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11196274 Charging case assembly Cesar Ambriz Rios, Brandon Cheung, Richard Johnson, Nolan Y T Lau, Kevin Lomeli +3 more 2021-12-07
10888125 Vaporizer device with subassemblies Samuel C. Anderson, Brandon Cheung, Steven Christensen, Joseph Chun, Joseph Fisher +11 more 2021-01-12