Inventor

Werner Lenz

Inventor

Bad Durkheim, DE

Overview

1976–2004

Patent span

General tagging of new technological developments

Primary field (CPC Y)

Patents· 51 as inventor

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

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer20%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests19%

Y10TTechnical subjects covered by former us classification19%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds13%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices7%

C08LCompositions of macromolecular compounds3%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds3%

F28FDetails of heat-exchange and heat-transfer apparatus, of general application3%

C09DCoating compositions, e.g. paints, varnishes or lacquers2%

F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact2%

PatentTitleYear

6,684,937'Module carrier for various heat exchangers for a motor vehicle engine'2004 6,231,963'Magnetic recording media'2001 5,982,567'Magnetic recording apparatus with magnetic recording medium having high recording density'1999 5,968,658'Magnetic recording media'1999 5,858,097'Apparatus for the production of a magnetic recording medium'1999 5,552,229'Magnetic recording medium containing magnetic material dispersed in a polyurethaneurea-polyurethane binder'1996 5,543,226'Magnetic recording media'1996 5,522,457'Heat exchanger, particularly radiator for internal combustion engines of commercial vehicles'1996 5,523,151'Magnetic recording media'1996 5,470,650'Magnetic recording media'1995 5,419,959'Magnetic recording medium having an infra-red light transparent balkcoat layer'1995 5,346,761'Flexible magnetic recording media having a backing coating containing a polyurethane resin having a phosphate group and precipated silica'1994 5,266,407'Magnetic recording media'1993 5,266,408'Magnetic recording media'1993 5,236,764'Component for absorbing impact energy'1993 5,217,810'Magnetic recording medium having a magnetic layer containing chromium dioxide particles and linolenic acid'1993 5,169,721'Magnetic recording media comprising a polyurethane binder resin containing perfluoro groups'1992 5,130,202'Magnetic recording medium containing an isocyanate-free branched thermoplastic polyurethane binder resin with urea groups at the chain ends'1992 5,128,191'Flexurally strong component'1992 5,120,608'Magnetic recording media comprising a polyurethane binder resin containing perfluoro groups'1992 5,082,737'Magnetic recording media having a branched thermoplastic polyurethane binder containing a polysiloxane component in the main chain'1992 5,075,179'Magnetic recording media'1991 5,064,721'Magnetic recording media'1991 5,006,406'Magnetic recording media'1991 4,895,764'Magnetic recording media'1990 4,687,813'Production of coatings'1987 4,678,026'Cooler for a water cooled internal combustion engine'1987 4,673,591'Production of layer-type magnetic recording media'1987 4,671,969'Production of layer-type magnetic recording media'1987 4,666,781'Magnetic recording media'1987 4,666,783'Magnetic recording media'1987 4,590,144'Photopolymerizable recording material and the production of relief plates using this recording material'1986 4,578,426'Production of coatings'1986 4,576,898'Process of making photopolymer relief plates using an adhesive layer'1986 4,568,612'Magnetic recording media'1986 4,567,109'Magnetic recording media'1986 4,560,456'Magnetic recording media'1985 4,559,118'Magnetic recording media'1985 4,557,813'Magnetic recording media'1985 4,548,691'Thermally insulating glazing'1985 4,540,044'Radiator arrangement'1985 4,532,300'Production of coatings'1985 4,421,840'Photopolymerizable recording material containing a diisocyanate modified nylon binder'1983 4,387,157'Photosensitive multi-layer material and preparation of adhesive layers employed therein'1983 4,357,414'Laminate useful for the production of printing plates and relief plates'1982 4,355,093'Laminate useful for the production of printing plates and relief plates'1982 4,334,034'Process for the preparation of polymerizable polyurethane elastomers'1982 4,144,073'Photopolymerizable composition for the manufacture of relief printing plates'1979 4,017,183'Apparatus for the production of exposed printing plates'1977 4,011,084'Fluid photo-crosslinkable compositions for the manufacture of relief printing plates'1977 3,942,259'Apparatus for drying photosensitive sheets for the production of printing plates'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1993Patents assigned to BASF AG (34)· patent assignee history

1976–1993Based in Ludwigshafen, DE· patent location history

1979–1996Based in Bad Duerkheim, DE· patent location history

1982–2001Based in Bad Durkheim, DE· patent location history

1985–1987Patents assigned to SUEDDEUTSCHE KUEHLER BEHR (2)· patent assignee history

1987–1996Based in Muhlacker, DE· patent location history

1993–1996Patents assigned to BASF MAGNETICS GMBH (7)· patent assignee history

1996–2004Patents assigned to BEHR GMBH & CO (2)· patent assignee history

1999–2001Patents assigned to EMTEC MAGNETICS GMBH (4)· patent assignee history

2004Based in Mhlacker, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BASF AG	34	1976–1993
BASF MAGNETICS GMBH	7	1993–1996
EMTEC MAGNETICS GMBH	4	1999–2001
BEHR GMBH & CO	2	1996–2004
SUEDDEUTSCHE KUEHLER BEHR	2	1985–1987

Locations

Location	Patents	Span
Bad Durkheim, DE	28	1982–2001
Bad Duerkheim, DE	13	1979–1996
Ludwigshafen, DE	5	1976–1993
Muhlacker, DE	2	1987–1996
Mhlacker, DE	1	2004