Michael Piepho

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Fallingbostel, DE

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Patents Grantslast 30 patents

Information Patent Grant
Water-dispersible allyl urethanes and their use for the production...
- Patent number 5,089,586
- Issue date Feb 18, 1992
- Wolff Walsrode Aktiengesellschaft
- Michael Piepho
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Desensitized nitrocellulose mixtures
- Patent number 5,071,892
- Issue date Dec 10, 1991
- Wolff Walsrode AG
- Lutz Hoppe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cellulose ester/polymer combinations, and their preparation and use
- Patent number 5,011,874
- Issue date Apr 30, 1991
- Wolff Walsrode Aktiengesellschaft
- Lutz Hoppe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aqueous cellulose ester dispersions and their preparation
- Patent number 4,970,247
- Issue date Nov 13, 1990
- Wolff Walsrode Aktiengesellschaft
- Lutz Hoppe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymerizable water soluble binders
- Patent number 4,933,428
- Issue date Jun 12, 1990
- Wolff Walsrode AG
- Michael Piepho
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...