Inventor
QIU YANPING
US10 patents
⚠️ This page may combine multiple inventors who share the name “QIU YANPING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONOCO DEV INC
6 patentsUS6186329B1Feb 13, 2001
Multiple-grade paper corner post
SONOCO DEV INC52 citations95
US7128214B2Oct 31, 2006
Reinforced packaging support post assembly
SONOCO DEV INC35 citations92
US6234314B1May 22, 2001
Package support post with joined surfaces
SONOCO DEV INC56 citations92
US7014046B2Mar 21, 2006
I-beam wall corner post
SONOCO DEV INC28 citations88
US6309717B1Oct 30, 2001
Composite paperboard containers of optimized axial strength construction
SONOCO DEV INC32 citations87
US6851643B2Feb 8, 2005
Spirally wound tube with enhanced inner diameter stiffness, and method of making same
SONOCO DEV INC29 citations86