Inventor

Stefan Weiss

Inventor

Trostberg, DE

Overview

1976–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 71 as inventor

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

C07Cprimary

C07CAcyclic or carbocyclic compounds7%

C07DHeterocyclic compounds6%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%

C08LCompositions of macromolecular compounds4%

A61KPreparations for medical, dental or toiletry purposes3%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients3%

H05KPrinted circuits3%

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

C12NMicroorganisms or enzymes3%

PatentTitleYear

D0906240Powercore module2020 10,876,947Optical particle sensor apparatus and corresponding particle measurement method2020 10,790,207Power semiconductor device comprising a power semiconductor component and a housing2020 10,782,221System and method for determining a particle contamination2020 10,763,182Power semiconductor device comprising a housing, and method for producing a power semiconductor device2020 10,297,976Low thermal resistance, stress-controlled diode laser assemblies2019 10,001,142Turbine casing of an exhaust-gas turbocharger2018 9,935,032Power electronics arrangement and vehicle with said arrangement2018 9,875,874Apparatus for suppression of arcs in an electron beam generator2018 9,744,296'Medicament application adapter comprising a gas blocking element for a hemodialysis tube set'2017 9,354,281'Magnetic field sensor'2016 9,316,703'Apparatus and method for measuring magnetic fields'2016 D0745731'Head light'2015 9,097,121'Turbine casing of an exhaust-gas turbocharger'2015 8,818,747'Calibration of a triaxial magnetic field sensor'2014 D0709192'Otoscope'2014 8,692,339'Micromechanical component having a rear volume'2014 8,621,929'Manufacturing method for a micromechanical component and micromechanical component'2014 8,565,276'High power semiconductor laser diodes'2013 8,355,591'Lossless compression process for interferograms'2013 8,320,419'High power semiconductor laser diodes'2012 7,902,615'Micromechanical structure for receiving and/or generating acoustic signals, method for producing a micromechanical structure, and use of a micromechanical structure'2011 7,863,072'Micromechanical diaphragm sensor having a double diaphragm'2011 7,600,502'Damping device and damping element'2009 7,371,833'Nucleic acid molecules with specific recognition of native PrPSc, production and use'2008 6,812,274'Pigment concentrates and their production'2004 6,579,337'Reinforced, bendable filter element'2003 6,562,779'Preparation of emulsifiable ethylene polymers'2003 6,451,541'Chaperones capable of binding to prion proteins and distinguishing the isoforms PrPc and PrPsc '2002 6,445,173'Printed circuit board tester'2002 6,426,409'Nucleic acid molecules that bind prion proteins and processes for the production thereof'2002 6,342,600'Process for preparing 2-methoxy-4-methyl-6-methylamino-1,3,5-triazine'2002 6,342,631'Method of producing calcium pyruvates'2002 6,172,111'Creatine pyruvates and a method of producing them'2001 6,166,249'Creatine pyruvates'2000 6,043,985'Thermal connecting structure for connecting materials with different expansion coefficients'2000 5,962,734'Method of producing calcium pyruvates'1999 5,875,720'Production of prints by the offset heatset process'1999 5,863,939'Creatine ascorbates and a method of producing them'1999 5,845,838'Process for remelting a contact surface metallization'1998 5,785,234'Method of surface-contacting electronic components'1998 5,746,812'Stable aqueous polyolefin wax dispersions'1998 5,719,319'Process for the preparation of a creatine or creatine monohydrate'1998 5,708,182'Method for preparation of 2-imino 4-oxo-5-phenyloxazolidine'1998 5,705,666'Process for the preparation of crystalline O-isopropylisourea hydrochloride'1998 5,463,055'Process for the production of 2-ethoxy-4,6-dihydroxypyrimidine or its alkali salts'1995 5,367,305'Method and apparatus for controlling an active antenna'1994 5,208,351'Process for the preparation of N-cyanoimidocarbonates'1993 5,126,269'Spin filter perfusion bioreactor (SFPB) cell culture apparatus'1992 5,064,908'Oxidized polyethylene and use as lubricant for polyvinylchloride'1991 5,034,096'Process for bleaching and delignifying cellulose-containing products'1991 4,956,503'Process for the preparation of N-cyanoethanimidic acid esters'1990 4,889,897'Oxidation of polyethylene'1989 4,750,933'Floor polish emulsions based on ethylene copolymer'1988 4,714,602'Process for the preparation of solid sodium hydrogen cyanamide'1987 4,693,909'Aqueous wax dispersions as preservatives for metal surfaces and surfaces of coatings, their use and a process for preserving metal surfaces and surfaces of coatings'1987 4,680,327'Stabilizers'1987 4,621,109'Polypropylene stabilizing anti-oxidant 2,3-dihydrobenz-4-oxa-1-thiin derivatives, compositions and method of use therefor'1986 4,614,604'Lubricants for shaping polyvinyl chloride, which contain esterified oligomeric polyhydric alcohols'1986 4,604,471'Furan-3-carbohydroxamates and their use'1986 4,603,205'Furan-3-carboxylic acid derivatives'1986 4,587,337'Process for the preparation of 2-amino-s-triazines'1986 4,477,421'Process for the stabilization of aqueous cyanamide solutions'1984 4,459,388'Preparation of emulsifiable polyethylene by oxidizing polyethylene in a fluidized bed reactor'1984 4,438,008'Lubricant, containing esterified ethylene/acrylic acid or ethylene/maleic acid copolymers as the active ingredient, for moulding chlorine-containing thermoplastics'1984 4,417,035'Emulsifiable hard waxes consisting of copolymers of ethylene with unsaturated carboxylic acids'1983 4,406,705'Hard waxes comprising terpolymers of ethylene with unsaturated carboxylic acids and unsaturated carboxylic acid esters'1983 4,126,664'Stabilized cyanamide solutions'1978 4,072,565'Production of viruses in tissue culture without use of serum'1978 4,024,020'Method of cell culture on polyacrylonitrile surface'1977 3,931,316'Method of preparing O-methyl-isourea hydrogen sulfate and O-methyl-isourea sulfate from cyanamide'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2002Patents assigned to SUEDDEUTSCHE KALKSTICKSTOFF (16)· patent assignee history

1976–2002Based in Trostberg, DE· patent location history

1983–2004Patents assigned to BASF AG (17)· patent assignee history

1983–1991Based in Neckargemuend, DE· patent location history

1987–2017Patents assigned to WEISS STEFAN (11)· patent assignee history

1998–2018Patents assigned to FRAUNHOFER GES FORSCHUNG (4)· patent assignee history

2011–2020Patents assigned to BOSCH GMBH ROBERT (9)· patent assignee history

2011–2016Based in Tuebingen, DE· patent location history

2012–2019Based in Langnau am Albis, CH· patent location history

2020Based in Hochstadt, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BASF AG	17	1983–2004
SUEDDEUTSCHE KALKSTICKSTOFF	16	1976–2002
WEISS STEFANself	11	1987–2017
BOSCH GMBH ROBERT	9	2011–2020
FRAUNHOFER GES FORSCHUNG	4	1998–2018

Locations

Location	Patents	Span
Trostberg, DE	17	1976–2002
Neckargemuend, DE	13	1983–1991
Tuebingen, DE	6	2011–2016
Hochstadt, DE	3	2020
Langnau am Albis, CH	3	2012–2019