QZ

Qiu Zheng

FM Fmc: 1 patents #23 of 77Top 30%
📍 Spring, TX: #50 of 169 inventorsTop 30%
🗺 Texas: #2,449 of 8,709 inventorsTop 30%
Overall (2003): #139,254 of 273,478Top 55%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6510895 Energized sealing cartridge for annulus sealing between tubular well components Bashir M. Koleilat, David Cain, Michael H. Hunt 2003-01-28