David Barry Berger

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Willowdale, CA

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic tilt and raise/lower mechanisms for a venetian blind
- Patent number 7,640,964
- Issue date Jan 5, 2010
- Masonite International Corporation
- David Barry Berger
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Magnetic tilt and raise/lower mechanisms for a venetian blind
- Patent number 7,337,824
- Issue date Mar 4, 2008
- Masonite International Corporation
- David Barry Berger
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC TILT AND RAISE/LOWER MECHANISMS FOR A VENETIAN BLIND
- Publication number 20100243177
- Publication date Sep 30, 2010
- David Barry BERGER
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
MAGNETIC TILT AND RAISE/LOWER MECHANISMS FOR A VENETIAN BLIND
- Publication number 20080179018
- Publication date Jul 31, 2008
- David Barry Berger
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Magnetic tilt and raise/lower mechanisms for a venetian blind
- Publication number 20040226665
- Publication date Nov 18, 2004
- Specialty Building Products Ltd.
- David Barry Berger
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS