Darren Paul Umstead

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Apex, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Wireless system to detect presence of child in a baby car seat
- Patent number 7,733,228
- Issue date Jun 8, 2010
- International Business Machines Corporation
- Joseph Kinman Lee
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Wireless system provided in a vehicle to detect presence of child i...
- Patent number 7,489,247
- Issue date Feb 10, 2009
- International Business Machines Corporation
- Joseph Kinman Lee
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Wireless system to detect presence of child in a baby car seat
- Patent number 7,321,306
- Issue date Jan 22, 2008
- International Business Machines Corporation
- Joseph Kinman Lee
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
WIRELESS SYSTEM TO DETECT PRESENCE OF CHILD IN A BABY CAR SEAT
- Publication number 20080309493
- Publication date Dec 18, 2008
- International Business Machines Corporation
- Joseph Kinman Lee
- B60 - VEHICLES IN GENERAL
Information Patent Application
WIRELESS SYSTEM TO DETECT PRESENCE OF CHILD IN A BABY CAR SEAT
- Publication number 20070273524
- Publication date Nov 29, 2007
- International Business Machines Corporation
- Joseph Kinman Lee
- B60 - VEHICLES IN GENERAL
Information Patent Application
Wireless system to detect presence of child in a baby car seat
- Publication number 20060139159
- Publication date Jun 29, 2006
- International Business Machines Corporation
- Joseph Kinman Lee
- B60 - VEHICLES IN GENERAL