Dieter Butterweck

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Dortmund, DE

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Patents Grantslast 30 patents

Information Patent Grant
Electronic input and dial entry lock
- Patent number 6,298,699
- Issue date Oct 9, 2001
- U-Code, Inc.
- Klaus W. Gartner
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Electronic input and dial entry lock
- Patent number 6,116,066
- Issue date Sep 12, 2000
- Klaus W. Gartner
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Pawl & solenoid locking mechanism
- Patent number 5,887,467
- Issue date Mar 30, 1999
- U-Code, Inc.
- Dieter Butterweck
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Electronic input and dial entry lock
- Patent number 5,845,523
- Issue date Dec 8, 1998
- U-Code, Inc.
- Dieter Butterweck
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Programmable electronic time lock
- Patent number 5,594,430
- Issue date Jan 14, 1997
- La Gard
- Larry Cutter
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Programmable electronic time lock
- Patent number 5,387,903
- Issue date Feb 7, 1995
- Ciposa Microtechniques S.A.
- Larry Cutter
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES