Membership
Tour
Register
Log in
Fritz Graser
Follow
Person
Ludwigshafen, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Perylene-3,4,9,10-tetracarboxylic acid diimide dye
Patent number
4,725,690
Issue date
Feb 16, 1988
BASF Aktiengesellschaft
Fritz Graser
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Preparation of aerogels
Patent number
4,667,417
Issue date
May 26, 1987
BASF Aktiengesellschaft
Fritz Graser
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Electrophotographic recording medium
Patent number
4,517,270
Issue date
May 14, 1985
BASF Aktiengesellschaft
Fritz Graser
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Conditioning of finely divided crude organic pigments
Patent number
4,451,654
Issue date
May 29, 1984
BASF Aktiengesellschaft
Fritz Graser
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
NN' Para methoxy benzyl perylene-3,4,9,10-tetracarboxylic acid diimide
Patent number
4,450,273
Issue date
May 22, 1984
BASF Aktiengesellschaft
Fritz Graser
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Perylenetetracarboxylic acid diimides and their use
Patent number
4,446,324
Issue date
May 1, 1984
BASF Aktiengesellschaft
Fritz Graser
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic electrophotographic recording medium
Patent number
4,429,029
Issue date
Jan 31, 1984
BASF Aktiengesellschaft
Gerhard Hoffmann
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic medium with perylene-3,4,9,10-tetracarboxylic a...
Patent number
4,419,427
Issue date
Dec 6, 1983
BASF Aktiengesellschaft
Fritz Graser
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process for two-dimensionally concentrating light, and novel peryle...
Patent number
4,379,934
Issue date
Apr 12, 1983
BASF Aktiengesellschaft
Fritz Graser
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for drying finely divided pigments
Patent number
4,368,582
Issue date
Jan 18, 1983
BASF Aktiengesellschaft
Fritz Graser
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for converting crude and/or coarsely crystalline perylenete...
Patent number
4,262,851
Issue date
Apr 21, 1981
BASF Aktiengesellschaft
Fritz Graser
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Preparation of a high-hiding and deeply colored pigmentary form of...
Patent number
4,240,793
Issue date
Dec 23, 1980
BASF Aktiengesellschaft
Fritz Graser
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrically conductive perylene derivatives
Patent number
4,156,757
Issue date
May 29, 1979
BASF Aktiengesellschaft
Fritz Graser
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process of preparing pyranthrone pigments
Patent number
4,145,356
Issue date
Mar 20, 1979
BASF Aktiengesellschaft
Fritz Graser
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...