Katharina Weitershaus

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Kriens, CH

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Patents Grantslast 30 patents

Information Patent Grant
Methods of generating manganese (III) ions in mixed aqueous acid so...
- Patent number 10,889,905
- Issue date Jan 12, 2021
- Rohm and Haas Electronic Materials LLC
- Andreas Scheybal
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Metallization inhibitors for plastisol coated plating tools
- Patent number 9,506,150
- Issue date Nov 29, 2016
- Rohm and Haas Electronic Materials LLC
- Katharina Weitershaus
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Chrome-free methods of etching organic polymers with mixed acid sol...
- Patent number 9,267,077
- Issue date Feb 23, 2016
- Rohm and Haas Electronic Materials LLC
- Katharina Weitershaus
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Adhesion promotion of cyanide-free white bronze
- Patent number 9,145,617
- Issue date Sep 29, 2015
- Rohm and Haas Electronic Materials LLC
- Katharina Weitershaus
- B32 - LAYERED PRODUCTS
Information Patent Grant
Chrome-free methods of etching organic polymers
- Patent number 8,603,352
- Issue date Dec 10, 2013
- Rohm and Haas Electroncis Materials LLC
- Wan Zhang-Beglinger
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
METHODS OF GENERATING MANAGESE (III) IONS IN MIXED AQUEOUS ACID SOL...
- Publication number 20200181787
- Publication date Jun 11, 2020
- Rohm and Haas Electronic Materials L.L.C.
- Andreas SCHEYBAL
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METALLIZATION INHIBITORS FOR PLASTISOL COATED PLATING TOOLS
- Publication number 20160102403
- Publication date Apr 14, 2016
- Rohm and Haas Electronic Materials L.L.C.
- Katharina Weitershaus
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
CHROME-FREE METHODS OF ETCHING ORGANIC POLYMERS WITH MIXED ACID SOL...
- Publication number 20140306147
- Publication date Oct 16, 2014
- Katharina WEITERSHAUS
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
ADHESION PROMOTION OF CYANIDE-FREE WHITE BRONZE
- Publication number 20130236742
- Publication date Sep 12, 2013
- Rohm and Haas Electronic Materials L.L.C.
- Katharina WEITERSHAUS
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR