Hans-Joachim Merrem

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Basking Ridge, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Radiation-sensitive composition containing esterification product o...
- Patent number 5,358,823
- Issue date Oct 25, 1994
- Hoechst Aktiengesellschaft
- Wolfgang Zahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Radiation-sensitive polymers containing diazocarbonyl groups and a...
- Patent number 5,326,826
- Issue date Jul 5, 1994
- Hoechst Aktiengesellschaft
- Horst Roeschert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Radiation-sensitive polymers containing naphthoquinone-2-diazide-4-...
- Patent number 5,302,488
- Issue date Apr 12, 1994
- Hoechst Aktiengesellschaft
- Horst Roeschert
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positive-working radiation-sensitive mixture and recording material...
- Patent number 5,256,517
- Issue date Oct 26, 1993
- Hoechst Aktiengesellschaft
- Horst Roeschert
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY