Inventor
HAN ZHENGXU
US14 patents
⚠️ This page may combine multiple inventors who share the name “HAN ZHENGXU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEPRACOR INC
5 patentsUS6610887B2Aug 26, 2003
Methods of preparing didesmethylsibutramine and other sibutramine derivatives
SEPRACOR INC24 citations91
US6710087B2Mar 23, 2004
Methods of treating or preventing neuropathic pain using sibutramine metabolites
SEPRACOR INC7 citations72
US6399826B1Jun 4, 2002
Salts of sibutramine metabolites, methods of making sibutramine metabolites and intermediates useful in the same, and methods of treating pain
SEPRACOR INC7 citations72
US6894189B2May 17, 2005
Methods of preparing didesmethylsibutramine and other sibutramine derivatives
SEPRACOR INC4 citations61
US6974838B2Dec 13, 2005
Methods of treating or preventing pain using sibutramine metabolites
SEPRACOR INC0 citations50
APSINTERM LLC
4 patentsUS7129378B2Oct 31, 2006
Method of preparing amine stereoisomers
APSINTERM LLC6 citations72
US7064214B2Jun 20, 2006
Methods of preparing sulfinamides and sulfoxides
APSINTERM LLC8 citations71
US7332610B2Feb 19, 2008
Method of preparing amine stereoisomers
APSINTERM LLC4 citations61
US7256297B2Aug 14, 2007
Methods of preparing sulfinamides and sulfoxides
APSINTERM LLC5 citations60
BOEHRINGER INGELHEIM INT
2 patentsUS7772191B2Aug 10, 2010
Processes for preparing of glucopyranosyl-substituted benzyl-benzene derivatives and intermediates therein
BOEHRINGER INGELHEIM INT65 citations97
US10442795B2Oct 15, 2019
Processes for preparing of glucopyranosyl-substituted benzyl-benzene derivatives and intermediates therein
BOEHRINGER INGELHEIM INT2 citations71