Klaus Ruf

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Bollschweil, DE

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Patents Grantslast 30 patents

Information Patent Grant
Pigments having improved coloristic properties and process for thei...
- Patent number 6,913,642
- Issue date Jul 5, 2005
- Ciba Specialty Chemicals Corp.
- Yves Grandidier
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigments having improved coloristic properties and process for thei...
- Patent number 6,911,075
- Issue date Jun 28, 2005
- Ciba Specialty Chemicals Corp.
- Yves Grandidier
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigments having improved coloristic properties and process for thei...
- Patent number 6,911,074
- Issue date Jun 28, 2005
- Ciba Specialty Chemicals Corp.
- Yves Grandidier
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Crimson-colored pigment composition and the utilization thereof
- Patent number 6,494,947
- Issue date Dec 17, 2002
- Ciba Specialty Chemicals Corporation
- Hanspeter Hauser
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of bisazo pigments in halogen-free solv...
- Patent number 5,185,435
- Issue date Feb 9, 1993
- Ciba-Geigy Corporation
- Klaus Ruf
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Pigments having improved colouristic properties and process for the...
- Publication number 20040261662
- Publication date Dec 30, 2004
- Yves Grandidier
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Pigments having improved colouristic properties and process for the...
- Publication number 20040250732
- Publication date Dec 16, 2004
- Yves Grandidier
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Pigments having improved colouristic properties and process for the...
- Publication number 20040250733
- Publication date Dec 16, 2004
- Yves Grandidier
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Pigments having improved colouristic properties and process for the...
- Publication number 20030127023
- Publication date Jul 10, 2003
- Yves Grandidier
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...