Junseok Chang

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Rochester Hills, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Cold start systems and methods
- Patent number 9,163,568
- Issue date Oct 20, 2015
- GM Global Technology Operations LLC
- David P. Sczomak
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method and apparatus for continuously variable differential phasing...
- Patent number 8,061,318
- Issue date Nov 22, 2011
- GM Global Technology Operations LLC
- David J. Cleary
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method for mid load operation of auto-ignition combustion
- Patent number 7,128,062
- Issue date Oct 31, 2006
- General Motors Corporation
- Tang-Wei Kuo
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
COLD START SYSTEMS AND METHODS
- Publication number 20110088661
- Publication date Apr 21, 2011
- GM Global Technology Operations, Inc.
- David P. Sczomak
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD AND APPARATUS FOR CONTINUOUSLY VARIABLE DIFFERENTIAL PHASING...
- Publication number 20090084333
- Publication date Apr 2, 2009
- GM Global Technology Operations, Inc.
- David J. Cleary
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Method for mid load operation of auto-ignition combustion
- Publication number 20060005818
- Publication date Jan 12, 2006
- Tang-Wei Kuo
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...