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Karl H. Neisius
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Darmstadt, DE
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last 30 patents
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Patent Grant
Agent and method for the removal of photoresist and stripper residu...
Patent number
4,786,578
Issue date
Nov 22, 1988
Merck Patent Gesellschaft mit beschrankter Haftung
Karl H. Neisius
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Negatively operating photoresist composition, with radiation-absorb...
Patent number
4,762,767
Issue date
Aug 9, 1988
Merck Patent Gesellschaft mit beschrankter Haftung
Gunther Haas
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoresists suitable for forming relief structures of highly heat-...
Patent number
4,540,650
Issue date
Sep 10, 1985
Merck Patent Gesellschaft mit beschrankter Haftung
Rudolf Klug
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aromatic-aliphatic ketones useful as photoinitiators
Patent number
4,496,447
Issue date
Jan 29, 1985
Merck Patent Gesellschaft mit beschraenkter Haftung
Jurgen Eichler
C07 - ORGANIC CHEMISTRY
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Patent Grant
Mixtures of aromatic-aliphatic ketones as photoinitiators and photo...
Patent number
4,434,035
Issue date
Feb 28, 1984
Merck Patent Gesellschaft mit beschr/a/ nkter Haftung
J/u/ rgen Eichler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Mixtures of aromatic-aliphatic ketones as photoinitiators and photo...
Patent number
4,390,453
Issue date
Jun 28, 1983
Merck Patent Gesellschaft mit beschrankter Haftung
Jurgen Eichler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aromatic-aliphatic ketones useful as photoinitiators
Patent number
4,374,984
Issue date
Feb 22, 1983
Merck Patent Gesellschaft mit beschrankter Haftung
Jurgen Eichler
C07 - ORGANIC CHEMISTRY