Christian Hein

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Langenhagen, DE

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Patents Grantslast 30 patents

Information Patent Grant
System for locking a sliding door
- Patent number 6,530,176
- Issue date Mar 11, 2003
- DORMA GmbH + Co. KG
- Christian Hein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Sliding door
- Patent number 6,375,562
- Issue date Apr 23, 2002
- DORMA GmbH + Co. KG
- Christian Hein
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Partition forming a draft-free fire barrier; and a draft-free fire...
- Patent number 6,079,162
- Issue date Jun 27, 2000
- Dorma GmbH + Co. KG
- Christian Hein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Revolving door
- Patent number 5,987,817
- Issue date Nov 23, 1999
- Dorma GmbH + Co. KG
- Christian Hein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Automatic sliding door
- Patent number 5,247,763
- Issue date Sep 28, 1993
- Dorma GmbH & Co. KG.
- Christian Hein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Sliding door
- Patent number 5,127,190
- Issue date Jul 7, 1992
- Dorma GmbH + Co. KG
- Christian Hein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES