David Frank Whitehead

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Romford, GB

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Patents Grantslast 30 patents

Information Patent Grant
Lockable container with improved slide latch and lock
- Patent number 8,016,147
- Issue date Sep 13, 2011
- Checkpoint Systems, Inc.
- Robert Malcolm Broadhead
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Method of locking a container for prerecorded storage media
- Patent number 7,837,051
- Issue date Nov 23, 2010
- Checkpoint Systems, Inc.
- Robert Malcolm Broadhead
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lockable container for prerecorded storage media
- Patent number 6,926,164
- Issue date Aug 9, 2005
- 5,147,034, LLC
- Robert Malcolm Broadhead
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Sliding rail latch mechanism
- Patent number 5,882,052
- Issue date Mar 16, 1999
- Robert Malcolm Broadhead
- David Frank Whitehead
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Sliding rail latch mechanism
- Patent number 5,147,034
- Issue date Sep 15, 1992
- Broadhead; Robert M.
- Robert M. Broadhead
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
LOCKABLE CONTAINER FOR PRERECORDED STORAGE MEDIA
- Publication number 20100126993
- Publication date May 27, 2010
- Robert Malcolm Broadhead
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Lockable container
- Publication number 20050184530
- Publication date Aug 25, 2005
- Robert Malcolm Broadhead
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES