Gerhard Stein

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Kelheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Fibre treatment
- Patent number 5,776,598
- Issue date Jul 7, 1998
- Faserwerk Kelheim GmbH
- Bernd Huber
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Spin finished aramid fibers and use thereof
- Patent number 5,674,615
- Issue date Oct 7, 1997
- Hoechst Aktiengesellschaft
- Richard Neuert
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Aromatic polyamide staple fiber bundles of improved dispersibility...
- Patent number 5,589,265
- Issue date Dec 31, 1996
- Hoechst Aktiengesellschaft
- Richard Neuert
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Recycling materials comprising cellulosic and synthetic fibers
- Patent number 5,521,305
- Issue date May 28, 1996
- Hoechst Aktiengesellschaft
- Bernd Huber
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Spin finished aramid fibers and use thereof
- Patent number 5,478,648
- Issue date Dec 26, 1995
- Hoechst Aktiengesellschaft
- Gerhard Stein
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS