Alfred Schiffer

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Obersteinebach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Plasticizing unit of an injection molding machine for micro-injecti...
- Patent number 10,105,887
- Issue date Oct 23, 2018
- Dr. Boy GmbH & Co., KG
- Alfred Schiffer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Mold closing device for injection molding machines
- Patent number 7,438,553
- Issue date Oct 21, 2008
- DR. BOY GmbH & Co. KG
- Horst-Jürgen Holl
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
INJECTION DEVICE OF AN INJECTION MOULDING MACHINE
- Publication number 20210187808
- Publication date Jun 24, 2021
- Dr. Boy GmbH & Co. KG
- Alfred Schiffer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
PLASTICIZING UNIT OF AN INJECTION MOLDING MACHINE FOR MICRO-INJECTI...
- Publication number 20170087756
- Publication date Mar 30, 2017
- Dr. Boy GmbH & Co. KG
- Alfred Schiffer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Mold closing device for injection molding machines
- Publication number 20070218163
- Publication date Sep 20, 2007
- Host-Jurgen Holl
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL