QC

Qianyan Cheng

📍 Sacramento, CA: #45 of 173 inventorsTop 30%
🗺 California: #26,007 of 66,859 inventorsTop 40%
Overall (2021): #298,031 of 548,734Top 55%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11047151 Surface mounted barn door privacy lock — 2021-06-29