David S. Schuman

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Naperville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Electronic control system used in security system for cargo trailers
- Patent number 7,501,946
- Issue date Mar 10, 2009
- William P. Lanigan
- G08 - SIGNALLING
Information Patent Grant
Electronic control system used in security system for cargo trailers
- Patent number 7,091,857
- Issue date Aug 15, 2006
- Mi-Jack Products, Inc.
- William P. Lanigan
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
Facility access management system
- Publication number 20090271207
- Publication date Oct 29, 2009
- William P. Lanigan
- G07 - CHECKING-DEVICES
Information Patent Application
Intelligent keyfob management system
- Publication number 20080218373
- Publication date Sep 11, 2008
- William P. Lanigan
- G07 - CHECKING-DEVICES
Information Patent Application
Electronic control system used in security system for cargo trailers
- Publication number 20060220847
- Publication date Oct 5, 2006
- William P. Lanigan
- G07 - CHECKING-DEVICES
Information Patent Application
Electronic control system used in security system for cargo trailers
- Publication number 20050179546
- Publication date Aug 18, 2005
- William P. Lanigan
- G07 - CHECKING-DEVICES