Inventor
KLEEMISS WOLFGANG
DE14 patents
⚠️ This page may combine multiple inventors who share the name “KLEEMISS WOLFGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUELS CHEMISCHE WERKE AG
9 patentsUS5728873AMar 17, 1998
Process for the preparation of cyclopropanamine
HUELS CHEMISCHE WERKE AG30 citations88
US6248917B1Jun 19, 2001
Process for the preparation of 2-hydroxybenzonitrile
HUELS CHEMISCHE WERKE AG9 citations72
US6002046ADec 14, 1999
Process for the preparation of cyclopropyl alkyl ketones
HUELS CHEMISCHE WERKE AG7 citations72
US6045662AApr 4, 2000
Process for preparing high-purity cyclopropyl methyl ketone
HUELS CHEMISCHE WERKE AG6 citations62
US5831119ANov 3, 1998
Process for the preparation of aminoacetic acids with a tertiary hydrocarbon radical in the α-position, or their nitriles
HUELS CHEMISCHE WERKE AG4 citations62
US5569781AOct 29, 1996
Process for the preparation of 1-aminocyclopropanecarboxylic acid hydrochloride
HUELS CHEMISCHE WERKE AG6 citations62
US6143920ANov 7, 2000
Process for the preparation of methoxyacetic acid esters
HUELS CHEMISCHE WERKE AG0 citations51
US5767326AJun 16, 1998
Process for preparing hydroxymethylcyclopropane
HUELS CHEMISCHE WERKE AG1 citations51
US5659081AAug 19, 1997
Process for the preparation of cyclopropanecarboxamide
HUELS CHEMISCHE WERKE AG1 citations51
DEGUSSA
5 patentsUS6613934B1Sep 2, 2003
Enantiomerically enriched malonic acid monoesters substituted by a tertiary hydrocarbon radical, and their preparation
DEGUSSA65 citations92
US6399809B1Jun 4, 2002
Process for the preparation of amino acid derivatives
DEGUSSA2 citations62
US6100424AAug 8, 2000
Process for the preparation of amino acetic acid esters with a tertiary hydrocarbon radical in the α-position
DEGUSSA2 citations61
US6107522AAug 22, 2000
Process for the preparation of cyclopropylamine
DEGUSSA1 citations51
US6500980B1Dec 31, 2002
Process for preparing amino derivatives of C-H-acid compounds
DEGUSSA0 citations41