Gerhard Lohaus

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Kelkheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Substituted 1-sulfonyloxy-2-pyridones and process for preparing them
- Patent number 5,286,867
- Issue date Feb 15, 1994
- Hoechst Aktiengesellschaft
- Gerhard Lohaus
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Negative-working radiation-sensitive mixtures, and radiation-sensit...
- Patent number 5,230,985
- Issue date Jul 27, 1993
- Hoechst Aktiengesellschaft
- Gerhard Lohaus
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positive-working radiation-sensitive mixtures, and radiation-sensit...
- Patent number 5,229,254
- Issue date Jul 20, 1993
- Hoechst Aktiengesellschaft
- Gerhard Lohaus
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Acid degradable radiation-sensitive mixture
- Patent number 4,248,957
- Issue date Feb 3, 1981
- Hoechst Aktiengesellschaft
- Jurgen Sander
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photopolymer having 2-pyridone side group
- Patent number 4,159,202
- Issue date Jun 26, 1979
- Hoechst Aktiengesellschaft
- Harald Furrer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...