P

Inventor

HOFFMANN WERNER

DE79 patents
⚠️ This page may combine multiple inventors who share the name “HOFFMANN WERNER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BASF AG

33 patents
US4347537AAug 31, 1982

Tape cartridge assembly and tape transport apparatus for use therewith

BASF AG21 citations82
US4333116AJun 1, 1982

Positioning device for a magnetic head of a magnetic tape recorder

BASF AG27 citations81
US4276575AJun 30, 1981

Tape guide for high-speed tape transport apparatus

BASF AG24 citations81
US4908481AMar 13, 1990

Preparation of 1-(4-hydroxy-phenyl)-butan-3-one and novel intermediates

BASF AG7 citations74
US4654167AMar 31, 1987

p-Alkoxycyclohexylalkanols and p-alkoxycyclohexylalkyl esters and their use as scents

BASF AG15 citations74
US4113781ASep 12, 1978

Phenylpropanals

BASF AG16 citations74
US4088681AMay 9, 1978

Substituted 1-alkenynyl-cyclohexanols and -cyclohexenes and processes for their preparation

BASF AG10 citations74
US4031141AJun 21, 1977

12-Alkoxy-3,7,11-trimethyl-dodecatetraenes

BASF AG8 citations74
US4585594AApr 29, 1986

Preparation of 4-substituted but-3-ene-1-carboxylic acids and their esters

BASF AG8 citations73
US4347388AAug 31, 1982

3,6-Dimethyl-3-hydroxy-oct-1-ynes and -oct-1-enes, derivatives of these, and their use as scents, and in the preparation of 3,6-dimethyl-3-hydroxy-octane

BASF AG9 citations73
US4238088ADec 9, 1980

Guide for a thin tape-like recording medium, particularly a magnetic tape

BASF AG10 citations73
US4143065AMar 6, 1979

Polycyclic scents

BASF AG5 citations73
US4069258AJan 17, 1978

Cyclopentene derivatives

BASF AG6 citations73
US3996246ADec 7, 1976

Resolution of racemic pantolactone

BASF AG11 citations73
US4426332AJan 17, 1984

Preparation of resorcinol derivatives

BASF AG11 citations72
US4431844AFeb 14, 1984

Preparation of polyunsaturated ketones

BASF AG14 citations70
US4242518ADec 30, 1980

Thiophene compounds and their manufacture

BASF AG10 citations70
US4239897ADec 16, 1980

Thiophene compounds and their manufacture

BASF AG10 citations70
US4729877AMar 8, 1988

Apparatus for the solid-bed polymerization of monomers

BASF AG12 citations68
US5210314AMay 11, 1993

Preparation of canthaxanthin and astaxanthin

BASF AG6 citations63
US4418216ANov 29, 1983

Bis-tert.-butoxypentanals and bis-tert.-butoxypentanols

BASF AG2 citations63
US4409402AOct 11, 1983

Tert.-butoxybutanals, tert.-butoxybutanols, bis-tert.-butoxypentanals and bis-tert.-butoxypentanols

BASF AG2 citations63
US4355180AOct 19, 1982

Preparation of primary aromatic amines from cyclic alcohols and/or ketones

BASF AG5 citations63
US4272456AJun 9, 1981

Derivatives of 8-dehydro-vitamin A and their preparation

BASF AG2 citations63
US4233464ANov 11, 1980

Cyclohexene carotinoid intermediates

BASF AG4 citations63
US4224253ASep 23, 1980

Novel bicyclic scents

BASF AG4 citations63
US4200766AApr 29, 1980

Preparation of hydroxycitronellol

BASF AG2 citations63
US3932520AJan 13, 1976

2-Methyl-2-hepten-6-on-1-al acetals

BASF AG5 citations63
US5496958AMar 5, 1996

Preparation of 5-vinylpyrrolidones

BASF AG4 citations62
US4728747AMar 1, 1988

Novel 2,3-disubstituted bicyclo(2.2.1)heptanes and heptenes, their preparation, and their use as scents

BASF AG6 citations62
US4550211AOct 29, 1985

Preparation of compounds of the 4-oxodamascone series, and novel scents from this class of compounds

BASF AG4 citations62
US4517382AMay 14, 1985

1-Formyl-tri- and tetramethyl-cyclohex-1-en-3-one oximes

BASF AG2 citations62
US4431490AFeb 14, 1984

Preparation of cyclopentadecanolide

BASF AG3 citations62

GKN AUTOMOTIVE AG

6 patents

DIEFFENBACHER GMBH MASCHF

2 patents

UNI CARDAN AG

2 patents

GKN AUTOMOTIVE INC

2 patents

HOFFMANN WERNER

1 patent

IAV GMBH

1 patent

SIEMENS AG

1 patent

MASHINENFABRIK J DIEFFENBACHER

1 patent

ICI PLC

1 patent

Showing the top 50 of 79 patents by PatentIndex Score.