Inventor

Werner Hoffmann

Inventor

Neuhofen, DE

Overview

80→

Patents

1976–2016

Patent span

Chemistry

Primary field (CPC C)

Patents· 80 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Cprimary

C07CAcyclic or carbocyclic compounds28%

C11BProducing, e.g. by pressing raw materials or by extraction from waste materials, refining or preserving fats, fatty substances, e.g. lanolin, fatty oils or waxes12%

C07DHeterocyclic compounds11%

F16DCouplings for transmitting rotation6%

G11BInformation storage based on relative movement between record carrier and transducer6%

F16CShafts5%

B60KArrangement or mounting of propulsion units or of transmissions in vehicles4%

Y10TTechnical subjects covered by former us classification4%

B29CShaping or joining of plastics3%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium2%

PatentTitleYear

9,274,868'Computerized method and system for automated system diagnosis detection'2016 9,005,070'Clutch arrangement for a vehicle drive train'2015 8,215,440'Drive train for a vehicle with connectable secondary axle'2012 7,806,219'Axle drive unit for a drive train'2010 7,617,919'Drivetrain for a motor vehicle'2009 7,133,738'System and method for programming an automation system, based on pulse timing diagrams'2006 6,983,267'System having a model-based user interface for operating and monitoring a device and a method therefor'2006 6,880,499'Device for displacing the cylinder block and cylinder head with respect to the crankcase'2005 6,412,589'Torque arm assembly for a motor vehicle'2002 6,339,110'Process for rigid polyurethane foams'2002 6,290,809'Apparatus for the production of boards of wood-based material'2001 6,209,673'All wheel drive system for a motor vehicle'2001 6,176,951'Process for the production of boards of wood-based material'2001 5,942,079'Apparatus for the continuous assembly and gluing of veneer panels to form veneer laminates'1999 5,496,958'Preparation of 5-vinylpyrrolidones'1996 5,320,579'Energy absorbing driveshaft connections'1994 5,295,744'Resilient central bearing for a propeller shaft'1994 5,295,912'Resilient shaft coupling designed as a composite part and method of producing it'1994 5,253,947'Connection between a tubular shaft made of a fiber composite material and a metal journal, as well as a method of producing such a connection'1993 5,222,915'Self-destructing coupling assembly for use in propeller shafts of motor vehicles'1993 5,210,314'Preparation of canthaxanthin and astaxanthin'1993 5,196,609'Preparation of 3-alkoxycarbonyl propenals and 3-dialkoxymethyl propenals'1993 5,087,147'Assembly of shaft and hub member'1992 4,973,736'Diethers of m- or p-hydroxyphenol'1990 4,914,229'Novel preparation of compounds of the 4-oxodamascone series, and novel scents from this class of compounds'1990 4,908,481'Preparation of 1-(4-hydroxy-phenyl)-butan-3-one and novel intermediates'1990 4,773,891'Drive shaft of fibre-reinforced plastic material'1988 4,751,214'Use of 2-tert-butyl-4-methylcyclohexanol as a scent and as a component of scent compositions'1988 4,747,806'Detachable flange connection for torque transmitting drive shaft particularly for connecting two parts of a cardan drive shaft for motor vehicles'1988 4,729,877'Apparatus for the solid-bed polymerization of monomers'1988 4,728,747'Novel 2,3-disubstituted bicyclo(2.2.1)heptanes and heptenes, their preparation, and their use as scents'1988 4,671,816'Acetylene compounds, their preparation and their use for regulating plant growth'1987 4,665,221'Preparation of terpenoid formates'1987 4,654,167'p-Alkoxycyclohexylalkanols and p-alkoxycyclohexylalkyl esters and their use as scents'1987 4,585,594'Preparation of 4-substituted but-3-ene-1-carboxylic acids and their esters'1986 4,550,211'Preparation of compounds of the 4-oxodamascone series, and novel scents from this class of compounds'1985 4,517,382'1-Formyl-tri- and tetramethyl-cyclohex-1-en-3-one oximes'1985 4,491,545'Preparation of 2,3,5-trimethyl-p-benzoquinone'1985 4,431,844'Preparation of polyunsaturated ketones'1984 4,431,490'Preparation of cyclopentadecanolide'1984 4,426,332'Preparation of resorcinol derivatives'1984 4,418,216'Bis-tert.-butoxypentanals and bis-tert.-butoxypentanols'1983 4,409,402'Tert.-butoxybutanals, tert.-butoxybutanols, bis-tert.-butoxypentanals and bis-tert.-butoxypentanols'1983 4,358,614'Preparation of .alpha.- and .beta.-cyclocitral, and the N-methylaldimines of these compounds'1982 4,355,180'Preparation of primary aromatic amines from cyclic alcohols and/or ketones'1982 4,347,537'Tape cartridge assembly and tape transport apparatus for use therewith'1982 4,347,388'3,6-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'1982 4,333,116'Positioning device for a magnetic head of a magnetic tape recorder'1982 4,292,244'Novel 2,4-disubstituted pyran derivatives, their preparation and their use as scents'1981 4,276,575'Tape guide for high-speed tape transport apparatus'1981 4,272,456'Derivatives of 8-dehydro-vitamin A and their preparation'1981 4,250,101'Bis-epoxy-dialkoxy-alkanes'1981 4,242,518'Thiophene compounds and their manufacture'1980 4,239,897'Thiophene compounds and their manufacture'1980 4,238,088'Guide for a thin tape-like recording medium, particularly a magnetic tape'1980 4,233,464'Cyclohexene carotinoid intermediates'1980 4,225,099'Tape transport mechanism'1980 4,224,253'Novel bicyclic scents'1980 4,212,436'Tape transport apparatus having a central capstan'1980 4,200,766'Preparation of hydroxycitronellol'1980 4,197,411'Bicyclic aldehydes'1980 4,156,258'Head positioning device for multi-track tape recorders'1979 4,143,065'Polycyclic scents'1979 4,143,050'Manufacture of 3-halosulfonylthiophene-carboxylic acid compounds'1979 4,124,451'Closure for a coking chamber of a coking oven'1978 4,116,982'3-Oximino-4-oxo-2,5-dimethyl-tetrahydrofuran'1978 4,113,781'Phenylpropanals'1978 4,088,681'Substituted 1-alkenynyl-cyclohexanols and -cyclohexenes and processes for their preparation'1978 4,081,477'Pinane derivatives'1978 4,081,482'Manufacture of 2,6,6-trimethyl-cyclohex-2-en-1-one'1978 4,076,748'Polycyclic scents'1978 4,069,258'Cyclopentene derivatives'1978 4,056,545'Manufacture of olefinically unsaturated esters'1977 4,053,511'Nopinylamines'1977 4,038,330'1-Methyl-2-halogenomethyl-3-isopropenyl-cyclopent-1-enes'1977 4,031,141'12-Alkoxy-3,7,11-trimethyl-dodecatetraenes'1977 4,021,491'Manufacture of 2,6,6-trimethyl-cyclohex-2-en-1-one'1977 3,996,246'Resolution of racemic pantolactone'1976 RE029049'Tape recorder and magnetic tape cassette with movable tensioning and brake means'1976 3,932,520'2-Methyl-2-hepten-6-on-1-al acetals'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1996Patents assigned to BASF AG (56)· patent assignee history

1976–1996Based in Neuhofen, DE· patent location history

1976–1982Based in Ludwigshafen, DE· patent location history

1988–2015Based in Siegburg, DE· patent location history

1992–1994Patents assigned to GKN AUTOMOTIVE AG (6)· patent assignee history

1999–2001Based in Eppingen, DE· patent location history

2001Patents assigned to DIEFFENBACHER GMBH MASCHF (2)· patent assignee history

2006–2016Patents assigned to SIEMENS AG (3)· patent assignee history

2006–2016Based in Herzogenaurach, DE· patent location history

2009–2012Patents assigned to GETRAG DRIVELINE SYSTEMS GMBH (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BASF AG	56	1976–1996
GKN AUTOMOTIVE AG	6	1992–1994
GETRAG DRIVELINE SYSTEMS GMBH	3	2009–2012
SIEMENS AG	3	2006–2016
DIEFFENBACHER GMBH MASCHF	2	2001

Locations

Location	Patents	Span
Neuhofen, DE	44	1976–1996
Siegburg, DE	14	1988–2015
Ludwigshafen, DE	9	1976–1982
Herzogenaurach, DE	3	2006–2016
Eppingen, DE	3	1999–2001