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Walter Simm
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Leverkusen, DE
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last 30 patents
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Patent Grant
Process for the production of electrically charged spray mist of co...
Patent number
4,726,521
Issue date
Feb 23, 1988
Bayer Aktiengesellschaft
Walter Simm
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Thermoplastic processing of thermotropic liquid-crystalline polymer...
Patent number
4,668,448
Issue date
May 26, 1987
Bayer Aktiengesellschaft
Gunter Weber
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Electrostatographic suspension developer and process for the produc...
Patent number
4,521,505
Issue date
Jun 4, 1985
Agfa-Gevaert Aktiengesellschaft
Wolfgang Podszun
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process for electrophotographic color image development on a contin...
Patent number
4,383,019
Issue date
May 10, 1983
Agfa-Gevaert Aktiengesellschaft
Walter Simm
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of improving the electrical contact between the insulating i...
Patent number
4,265,996
Issue date
May 5, 1981
AGFA-Gevaert, A.G.
Walter Simm
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process for the transfer printing of electrostatic charge images us...
Patent number
4,168,973
Issue date
Sep 25, 1979
AGFA-Gevaert, A.G.
Walter Simm
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of altering the gradation in electrostatic recording of half...
Patent number
4,153,836
Issue date
May 8, 1979
AGFA-Gevaert A.G.
Walter Simm
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fibre fleece of electrostatically spun fibres and methods of making...
Patent number
4,143,196
Issue date
Mar 6, 1979
Bayer Aktiengesellschaft
Walter Simm
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS