David M. Chi

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Birmingham, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Sound modification system and method
- Patent number 8,542,844
- Issue date Sep 24, 2013
- Visteon Global Technologies, Inc.
- Upton Beall Bowden
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
System and method of operating an output device in a vehicle
- Patent number 7,898,531
- Issue date Mar 1, 2011
- Visteon Global Technologies, Inc.
- Upton B. Bowden
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Biometric keyless entry system
- Patent number 6,992,562
- Issue date Jan 31, 2006
- Visteon Global Technologies, Inc.
- Stephen E. Fuks
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Multistage vehicle security system
- Patent number 6,891,467
- Issue date May 10, 2005
- Visteon Global Technologies, Inc.
- Karl V. Perttunen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle personalization via biometric identification
- Patent number 6,810,309
- Issue date Oct 26, 2004
- Visteon Global Technologies, Inc.
- John G. Sadler
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Sound Modification System And Method
- Publication number 20120257763
- Publication date Oct 11, 2012
- VISTEON GLOBAL TECHNOLOGIES, INC.
- Upton Beall Bowden
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
System and method of operating an output device in a vehicle
- Publication number 20080157605
- Publication date Jul 3, 2008
- Upton B. Bowden
- B60 - VEHICLES IN GENERAL
Information Patent Application
Biometric keyless entry system
- Publication number 20040252013
- Publication date Dec 16, 2004
- Visteon Global Technologies, Inc.
- Stephen E. Fuks
- B60 - VEHICLES IN GENERAL
Information Patent Application
Remote voice identification system
- Publication number 20040220798
- Publication date Nov 4, 2004
- Visteon Global Technologies, Inc.
- David M. Chi
- B60 - VEHICLES IN GENERAL
Information Patent Application
MULTISTAGE VEHICLE SECURITY SYSTEM
- Publication number 20040217850
- Publication date Nov 4, 2004
- Visteon Global Technologies, Inc.
- Karl V. Perttunen
- B60 - VEHICLES IN GENERAL
Information Patent Application
Vehicle personalization via biometric identification
- Publication number 20030204290
- Publication date Oct 30, 2003
- Visteon Global Technologies, Inc.
- John G. Sadler
- B60 - VEHICLES IN GENERAL