Joachim Ulfik

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Vlotho-Exter, DE

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Patents Grantslast 30 patents

Information Patent Grant
Switching hinge
- Patent number 7,271,358
- Issue date Sep 18, 2007
- Bernstein AG
- Joachim Ulfik
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Switching hinge
- Patent number 7,238,900
- Issue date Jul 3, 2007
- Bernstein AG
- Joachim Ulfik
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Quick-action tensioning device for cable control switches
- Patent number 6,913,247
- Issue date Jul 5, 2005
- Bernstein AG
- Rolf Wecke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Switch hinge
- Patent number 6,667,449
- Issue date Dec 23, 2003
- Bernstein AG
- Rolf Wecke
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Safety switch assembly
- Patent number 5,929,404
- Issue date Jul 27, 1999
- Hans Bernstein Spezialfabrik fur Schaltkontakte GmbH & Co.
- Rolf Wecke
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Safety switch
- Patent number 5,909,166
- Issue date Jun 1, 1999
- Hans Bernstein Spezialfabrik fur Schaltkontakte
- Rolf Wecke
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Quick -Action Tensioning Device
- Publication number 20090083956
- Publication date Apr 2, 2009
- Bernstein AG
- Joachim Ulfik
- G01 - MEASURING TESTING
Information Patent Application
Switching hinge
- Publication number 20070068780
- Publication date Mar 29, 2007
- Bernstein AG
- Joachim Ulfik
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Switching hinge
- Publication number 20070068778
- Publication date Mar 29, 2007
- Bernstein AG
- Joachim Ulfik
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Quick-action tensioning device for cable control switches
- Publication number 20040088833
- Publication date May 13, 2004
- Rolf Wecke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Switch hinge
- Publication number 20020125116
- Publication date Sep 12, 2002
- Bernstein AG
- Rolf Wecke
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES