QF

Qing-Yi Feng

TT Tangtring Seating Technology: 1 patents #10 of 13Top 80%
📍 Irvine, CA: #3,053 of 6,241 inventorsTop 50%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #1,756,792 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11953114 Air valve with SMA for switching Jian Zeng, Jun Xie 2024-04-09
5563348 System for measuring stress Hideyo Suzuki, Isamu Yokoi 1996-10-08