Inventor
DONG WEIMIN
US5 patents
⚠️ This page may combine multiple inventors who share the name “DONG WEIMIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RISK MAN SOLUTIONS INC
3 patentsUS8380545B2Feb 19, 2013
Systems and methods for determining concentrations of exposure
RISK MAN SOLUTIONS INC11 citations82
US7707050B2Apr 27, 2010
Systems and methods for determining concentrations of exposure
RISK MAN SOLUTIONS INC9 citations82
US8650053B2Feb 11, 2014
Systems and methods for determining concentrations of exposure
RISK MAN SOLUTIONS INC1 citations60
CHANGCHUN APPLIED CHEMISTRY
2 patentsUS7288611B2Oct 30, 2007
Methods for preparing a rare-earth cis-1,4-polybutadiene rubber with a controlled molecular weight distribution
CHANGCHUN APPLIED CHEMISTRY28 citations86
US7723449B2May 25, 2010
Catalysts for synthesizing a polypropylene with a wide molecular weight distribution and use of the same
CHANGCHUN APPLIED CHEMISTRY0 citations33