Wolfgang Ermert

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Bomlitz, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of polyurethane films for blood or infu...
- Patent number 4,810,451
- Issue date Mar 7, 1989
- Wolff Walsrode Aktiengesellschaft
- Wolfgang Ermert
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for the production of elastic tapes from polyurethane
- Patent number 4,787,948
- Issue date Nov 29, 1988
- Wolff Walsrode Aktiengesellschaft
- Wolfgang Ermert
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Composite films for deep-drawn packings
- Patent number 4,420,516
- Issue date Dec 13, 1983
- Wolff Walsrode Aktiengesellschaft
- Wolfgang Ermert
- B32 - LAYERED PRODUCTS