Inventor
YANG GUIMO
CN7 patents
⚠️ This page may combine multiple inventors who share the name “YANG GUIMO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHANDONG WEIDA MACH CO LTD
6 patentsUS7296803B2Nov 20, 2007
Chuck
SHANDONG WEIDA MACH CO LTD31 citations90
US7128324B2Oct 31, 2006
Hammerlock chuck
SHANDONG WEIDA MACH CO LTD17 citations90
US6848691B2Feb 1, 2005
Hammerlock chuck
SHANDONG WEIDA MACH CO LTD42 citations90
US7654539B2Feb 2, 2010
Locking drill chuck
SHANDONG WEIDA MACH CO LTD10 citations83
US6991238B2Jan 31, 2006
Locking drill chuck
SHANDONG WEIDA MACH CO LTD15 citations83
US7249770B2Jul 31, 2007
Locking drill chuck
SHANDONG WEIDA MACH CO LTD15 citations79