Hans-Peter Letschert

Person

Ransbach-Baumbach, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Nickel-free green pigment
- Patent number 9,187,617
- Issue date Nov 17, 2015
- Ferro Corporation
- Hans-Peter Letschert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Display screen, in particular a color display screen, coating of th...
- Patent number 6,673,473
- Issue date Jan 6, 2004
- Ferro GmbH
- Hans-Peter Letschert
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for the production of yellow to red pigments based on nitri...
- Patent number 6,379,449
- Issue date Apr 30, 2002
- dmc2 Degussa Metals Catalysts Cerdec AG
- Martin Jansen
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Tantalum (V) nitride pigment, process for producing it and its use
- Patent number 6,294,009
- Issue date Sep 25, 2001
- dmc2 Degussa Metals Catalysts Cerdec AG
- Hans-Peter Letschert
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Tantalum (V) nitride pigments, process for the production thereof a...
- Patent number 6,235,103
- Issue date May 22, 2001
- Cerdec Aktiengesellschaft Keramische Farben
- Hans-Peter Letschert
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Pigments for the production of purple ceramic decoration, process f...
- Patent number 6,004,391
- Issue date Dec 21, 1999
- Cerdec Aktiengesellschaft Keramische Farben
- Hans-Peter Letschert
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Colored pigments based on oxide-nitrides, the preparation and use t...
- Patent number 5,766,336
- Issue date Jun 16, 1998
- Cerdec Aktiengesellschaft Keramische Farben
- Martin Jansen
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Oxonitrides of the formula LnTaON.sub.2 with enhanced brightness an...
- Patent number 5,693,102
- Issue date Dec 2, 1997
- Cerdec Aktiengesellschaft Keramische Farben
- Martin Jansen
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for using tantalum (V) nitride as a pigment and the colored...
- Patent number 5,569,322
- Issue date Oct 29, 1996
- Degussa Aktiengesellschaft
- Martin Jansen
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Oxonitrides of the formula LnTaOn.sub.2 with enhanced brightness an...
- Patent number 5,439,660
- Issue date Aug 8, 1995
- Cerdec Aktiengesellschaft Keramische Farben
- Martin Jansen
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of producing tantalum (V) nitride
- Patent number 5,376,349
- Issue date Dec 27, 1994
- Degussa Aktiengesellschaft
- Martin Jansen
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
NICKEL-FREE GREEN PIGMENT
- Publication number 20150353706
- Publication date Dec 10, 2015
- FERRO CORPORATION
- Hans-Peter Letschert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Display screen, in particular a colour display screen, coating of t...
- Publication number 20020090560
- Publication date Jul 11, 2002
- Ferro GmbH
- Hans-Peter Letschert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Hans-Peter Letschert

Person

Patents Grantslast 30 patents

Nickel-free green pigment

Display screen, in particular a color display screen, coating of th...

Process for the production of yellow to red pigments based on nitri...

Tantalum (V) nitride pigment, process for producing it and its use

Tantalum (V) nitride pigments, process for the production thereof a...

Pigments for the production of purple ceramic decoration, process f...

Colored pigments based on oxide-nitrides, the preparation and use t...

Oxonitrides of the formula LnTaON.sub.2 with enhanced brightness an...

Process for using tantalum (V) nitride as a pigment and the colored...

Oxonitrides of the formula LnTaOn.sub.2 with enhanced brightness an...

Method of producing tantalum (V) nitride

Patents Applicationslast 30 patents

NICKEL-FREE GREEN PIGMENT

Display screen, in particular a colour display screen, coating of t...