Inventor

Franz-Heinrich Kreuzer

Inventor

Martinsried, DE

Overview

43→

Patents

1977–2004

Patent span

Chemistry

Primary field (CPC C)

Patents· 43 as inventor

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

C09Kprimary

C09KMaterials for miscellaneous applications, not provided for elsewhere24%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium15%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds11%

G02BOptical elements, systems or apparatus6%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%

C08LCompositions of macromolecular compounds3%

C09DCoating compositions, e.g. paints, varnishes or lacquers3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

A61LMethods or apparatus for sterilising materials or objects in general3%

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

PatentTitleYear

6,732,961'Method of producing platelets'2004 6,423,246'Thermostable pigments, films and effect coatings, and mixtures for their production'2002 6,224,664'Mixture comprising pigments having a liquid-crystalline structure with a chiral phase and its use'2001 6,071,438'Process for the production of three-dimensionally crosslinked polymeric materials having broad cholesteric reflection bands, and filters, reflectors and polarizers produced by this process'2000 6,057,008'Process for broadening cholesteric reflection bands of photopolymerizable cholesteric liquid crystals, and optical elements produced by this process'2000 6,040,411'Low glass temperature organosiloxanes'2000 5,827,449'Liquid-crystal mixtures, process for their preparation and their use'1998 5,695,680'Liquid crystalline doristerol-containing organosiloxanes'1997 5,683,622'Optical elements having color-selective and polarization-selective reflection containing LC pigments, and the production of these elements'1997 5,682,212'Optical elements having image-forming, color- and polarization-selective reflection and containing cholesteric liquid crystals, and the preparation and use of these elements'1997 5,641,850'Process for the preparation of liquid-crystalline polyorganosiloxanes containing (meth)acryloxy groups'1997 RE035462'Silylated benzoic acid derivatives'1997 5,502,206'Liquid-crystalline organosiloxanes containing chiral tartarimides'1996 5,442,025'Organosilsesquioxanes having at least one mesogenic side group'1995 5,399,290'Liquid crystals with (polysila) alkyl wing groups'1995 5,362,315'Pigments whose color depends on the viewing angle, their preparation and use'1994 5,360,899'Cyclodextrin polymers and process for their preparation'1994 5,359,439'Optical elements based on liquid-crystalline substances with no birefringence in a non-perpendicular direction and a process for their preparation'1994 5,357,012'Water-insoluble cyclodextrin polymers and processes for their preparation'1994 5,304,667'Cyclosiloxanes containing mesogenic side groups'1994 5,301,045'Helical liquid crystalline element which produces linear polarized light'1994 5,277,838'Silylated benzoic acid derivatives'1994 5,231,206'Cyclic organosiloxanes having nonlinear optical properties'1993 5,221,759'Cyclosiloxanes containing mesogenic side groups'1993 5,211,877'Liquid-crystalline polyorganosiloxanes containing (meth) acryloxy groups'1993 5,210,247'Organosilylalkylaromatic compounds'1993 5,185,419'Poly(arylenevinylenesiloxanes) compounds'1993 5,158,702'Silylated benzoic acid derivatives II'1992 5,106,530'Silylated benzoic acid derivatives'1992 5,098,978'Liquid-crystalline polymers containing chromophoric side groups'1992 5,009,934'Process for preparing poly-(imidesiloxanes)'1991 4,914,221'Dimethylsilyl-substituted benzoyl chlorides and a process for preparing the same'1990 4,863,723'Method for preparing hexamethylcyclotrisiloxane and uses for the same'1989 4,842,853'Solid which releases a fragrant substance and/or a disinfectant'1989 4,668,836'Process for producing cycloalkadienes'1987 4,620,023'Method for preparing hexamethylcyclotrisiloxane and uses for the same'1986 4,552,942'Silanes and compositions prepared therefrom'1985 4,511,728'Silanes and compositions prepared therefrom'1985 4,410,570'Compositions containing liquid-crystalline phases'1983 4,388,453'Crosslinked organopolysiloxanes having liquid-crystalline properties'1983 4,211,729'Compositions containing diorganopolysiloxanes'1980 4,032,499'Method for preparing modified polysiloxanes'1977 4,026,853'Curable bituminous organopolysiloxane compositions'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–2004Patents assigned to CONSORTIUM ELEKTROCHEM IND (40)· patent assignee history

1977–1980Based in Munich, DE· patent location history

1983–2002Based in Martinsried, DE· patent location history

1991–2001Patents assigned to WACKER CHEMIE GMBH (2)· patent assignee history

1994–2004Based in Planegg, DE· patent location history

1997Patents assigned to CONSORTIUM FUR ELEKOCHEMISCHE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CONSORTIUM ELEKTROCHEM IND	40	1977–2004
WACKER CHEMIE GMBH	2	1991–2001
CONSORTIUM FUR ELEKOCHEMISCHE	1	1997

Locations

Location	Patents	Span
Martinsried, DE	38	1983–2002
Munich, DE	3	1977–1980
Planegg, DE	2	1994–2004