QC

Qian Chang

📍 Los Angeles, CA: #254 of 1,677 inventorsTop 20%
🗺 California: #9,729 of 55,090 inventorsTop 20%
Overall (2025): #94,244 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12348810 Incorporating user-recorded feedback into media broadcast Albert Curtis Mitchell, Michael Scott Woodruff, Adam Michael Roberts, Steven Douglas Wight, Siu Leung Chan +3 more 2025-07-01
12281827 Air conditioner and control apparatus Jinrui Zhang, Shuai Yang 2025-04-22