P

Inventor

DOBLER WALTER

DE42 patents
⚠️ This page may combine multiple inventors who share the name “DOBLER WALTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BASF AG

23 patents
US5455362AOct 3, 1995

Preparation of astaxanthin novel intermediates therefor and the preparation thereof

BASF AG44 citations96
US4999437AMar 12, 1991

Preparation of ascorbic acid 2-phosphate and of 5, 6-isopropylideneascorbic acid and potassium magnesium l-ascorbate 2-phosphate as an advantageous salt of l-ascorbic acid 2- phosphate

BASF AG24 citations92
US7090748B2Aug 15, 2006

Dividing-wall column with feed in whole or in part in the vaporous state and/or side stream take off in whole or in part in the vaporous state

BASF AG18 citations90
US7098366B2Aug 29, 2006

Supported metal oxides as catalysts for aldol condensations

BASF AG13 citations83
US6828468B2Dec 7, 2004

Preparation of higher α, β-unsaturated alcohols

BASF AG16 citations83
US5489694AFeb 6, 1996

Preparation of R/S-γ-lipoic acid or R/S-α-lipoic acid

BASF AG17 citations82
US7264696B2Sep 4, 2007

Dividing-wall column with feed in whole or in part in the vaporous state and/or side stream take off in whole or in part in the vaporous state

BASF AG10 citations81
US5710341AJan 20, 1998

Preparation of α-chloroalkyl aryl ketones

BASF AG13 citations74
US5015296AMay 14, 1991

Continuous epimerization of sugars, in particular D-arabinose to D-ribose

BASF AG15 citations74
US4987229AJan 22, 1991

Purification of salts of riboflavin 5'-phosphate, in particular of monosodium riboflavin 5'-phosphate

BASF AG7 citations74
US4778531AOct 18, 1988

Epimerization of sugars, in particular of D-arabinose to D-ribose

BASF AG9 citations74
US5380920AJan 10, 1995

Preparation of R/S-γ-lipoic acid or R/S-α-lipoic acid

BASF AG9 citations73
US5202445AApr 13, 1993

Preparation of potassium magnesium l-ascorbate 2-phosphate

BASF AG8 citations73
US5717128AFeb 10, 1998

Preparation of alkylesters of 0,0-dialkyl-4-phosphono-2-methyl-2-butenoic acid and alkyl esters of 4-halo-2-methyl-2-butenoic acid containing a high percentage of E isomers

BASF AG2 citations63
US5344995ASep 6, 1994

Preparation of cyclic acetals of 3-formyl-2-butenyltriphenylphosphonium chloride

BASF AG3 citations63
US5009753AApr 23, 1991

Preparation of dihydroxydiones

BASF AG5 citations63
US5773635AJun 30, 1998

Preparation of polyenecarbonyl compounds having a high content of the all-E isomer, and of their acetals or ketals

BASF AG5 citations59
US5654444AAug 5, 1997

Preparation of 5-hydroxy-4-methyl-2(5H)-furanone

BASF AG1 citations52
US5112723AMay 12, 1992

Photosensitive recording element

BASF AG1 citations52
US7345205B2Mar 18, 2008

Method for the production of tetrahydrogeranylacetone

BASF AG0 citations51
US6245944B1Jun 12, 2001

Process for producing substituted indanones

BASF AG1 citations49
US7141698B2Nov 28, 2006

Continuous process for producing pseudoionones and ionones

BASF AG1 citations48
US7431804B2Oct 7, 2008

Method for carrying out the distillation or reactive distillation of a mixture containing at least one toxic constituent

BASF AG0 citations41

WACKER CHEMIE GMBH

8 patents

BASF SE

5 patents

KNAUER SYSTEC ENG GMBH

2 patents

(unassigned)

1 patent

WACKER CHEMIE AG

1 patent

ERNST HANSGEORG

1 patent

IBM

1 patent