David Matthew Hirst

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Somerville, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for searching message data in a portable elect...
- Patent number 8,725,764
- Issue date May 13, 2014
- BlackBerry Limited
- David Matthew Hirst
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for searching message data in a portable elect...
- Patent number 8,423,570
- Issue date Apr 16, 2013
- Research In Motion Limited
- David M. Hirst
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR SEARCHING MESSAGE DATA IN A PORTABLE ELECT...
- Publication number 20130185290
- Publication date Jul 18, 2013
- Research in Motion Limited
- David Matthew Hirst
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR SEARCHING MESSAGE DATA IN A PORTABLE ELECT...
- Publication number 20110264689
- Publication date Oct 27, 2011
- Research in Motion Limited
- David Matthew Hirst
- G06 - COMPUTING CALCULATING COUNTING