P

Inventor

FISCHER ROLF

DE200 patents
⚠️ This page may combine multiple inventors who share the name “FISCHER ROLF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BASF AG

43 patents
US6204417B1Mar 20, 2001

Method for producing aliphatic alcohols

BASF AG78 citations96
US6008418ADec 28, 1999

Process for preparing 1,6 hexanediol with a level of purity over 99%

BASF AG68 citations96
US5981769ANov 9, 1999

Process for preparing 1,6- hexanediol and caprolactone

BASF AG61 citations96
US5496941AMar 5, 1996

Process for continuous purification of crude caprolactam prepared from 6-aminocapronitrile

BASF AG61 citations96
US5453516ASep 26, 1995

Preparation of 5-membered ring heterocycles

BASF AG101 citations96
US5099074AMar 24, 1992

Process for the preparation of polyether glycols

BASF AG53 citations96
US4853473AAug 1, 1989

Preparation of 2(5H)-furanones

BASF AG71 citations96
US5618954AApr 8, 1997

Preparation of 3,4-epoxy-1-butene

BASF AG43 citations95
US6139693AOct 31, 2000

Method for obtaining hexamethylene diamine from mixtures containing hexamethylene diamine

BASF AG24 citations93
US5905159AMay 18, 1999

Method of producing 1,4-butanediol and tetrahydrofuran from furan

BASF AG27 citations93
US5527946AJun 18, 1996

Preparation of aliphatic alpha, omega-aminonitriles

BASF AG41 citations93
US5512697AApr 30, 1996

Preparation of aliphatic alpha, omega-aminonitriles

BASF AG22 citations93
US6852669B2Feb 8, 2005

Hydrogenation catalyst

BASF AG16 citations92
US6462220B1Oct 8, 2002

Method for simultaneous preparation of 6-aminocapronitrile and hexamethylene diamine

BASF AG47 citations92
US6441110B1Aug 27, 2002

Method for producing halogen-free reactive polyisobutene

BASF AG53 citations92
US6433192B1Aug 13, 2002

Method for producing mixtures of 1,4-butanediol, tetrahydrofuran and γ-butyrolactone

BASF AG19 citations92
US6384154B1May 7, 2002

Preparation of halogen-free, reactive polyisobutene

BASF AG31 citations92
US6297394B1Oct 2, 2001

Iron-based catalyst for hydrogenating alpha-, omega-dinitriles

BASF AG29 citations92
US6147208ANov 14, 2000

Process for simultaneously preparing caprolactam and hexamethylene diamine

BASF AG58 citations92
US6140545AOct 31, 2000

Preparation of alcohols

BASF AG21 citations92
US5905161AMay 18, 1999

Regeneration of catalyst used in the preparation of 3,4-epoxy-1-butene

BASF AG25 citations92
US5773648AJun 30, 1998

Preparation of polytetrahydrofuran

BASF AG31 citations92
US5693793ADec 2, 1997

Preparation of caprolactam from 6-aminocapronitrile

BASF AG34 citations92
US5589600ADec 31, 1996

Preparation of cyclohexene by partial hydrogenation of benzene

BASF AG24 citations92
US4767856AAug 30, 1988

Preparation of caprolactam from 6-aminocaproic acid, esters and amides

BASF AG32 citations92
US4730040AMar 8, 1988

Preparation of caprolactam

BASF AG46 citations92
US4940805AJul 10, 1990

Preparation of 1,4-butanediol or tetrahydrofuran or both

BASF AG24 citations91
US4780448AOct 25, 1988

Preparation of a catalyst containing copper and silica

BASF AG29 citations91
US6387224B1May 14, 2002

Method for distilling mixtures containing butanediol

BASF AG17 citations84
US6359178B1Mar 19, 2002

Method for producing hexamethylene diamine

BASF AG15 citations84
US5068398ANov 26, 1991

Preparation of 6-aminocaproic esters

BASF AG18 citations82
US4730041AMar 8, 1988

Preparation of ε-caprolactams

BASF AG21 citations82
US5032684AJul 16, 1991

Continuous purification of caprolactam

BASF AG19 citations81
US4740613AApr 26, 1988

Preparation of 4-pentenoates

BASF AG22 citations76
US7091153B2Aug 15, 2006

Hydrogenation catalyst

BASF AG10 citations74
US6815388B1Nov 9, 2004

Method for activating passivated iron

BASF AG10 citations74
US6521763B1Feb 18, 2003

Method for producing gamma-butyrolactone

BASF AG8 citations74
US6433229B1Aug 13, 2002

Method of producing cyclic, α, β-unsaturated ketones

BASF AG10 citations74
US6350924B1Feb 26, 2002

Method for producing 1,4-butanediol

BASF AG13 citations74
US6316640B1Nov 13, 2001

Preparation of tetrahydrofuran

BASF AG12 citations74
US6222059B1Apr 24, 2001

Process for the manufacture of aliphatic alpha, omega amino nitriles

BASF AG10 citations74
US6207851B1Mar 27, 2001

Process for simultaneously preparing 6-aminocapronitrile and hexamethylene diamine

BASF AG11 citations74
US6121481ASep 19, 2000

Process for preparing 6-aminocapronitrile

BASF AG7 citations74

GOPRO INC

3 patents

CONTINENTAL GUMMI WERKE AG

2 patents

(unassigned)

1 patent

WEYER HANS JUERGEN

1 patent

Showing the top 50 of 200 patents by PatentIndex Score.