Kyun-Jung Chang

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Waterloo, CA

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Patents Grantslast 30 patents

Information Patent Grant
Clamping top plate using magnetic force
- Patent number 7,755,378
- Issue date Jul 13, 2010
- Research in Motion Limited
- Kyun-Jung Chang
- G01 - MEASURING TESTING
Information Patent Grant
Clamping top plate using magnetic force
- Patent number 7,355,427
- Issue date Apr 8, 2008
- Research In Motion Limited
- Kyun-Jung Chang
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
CLAMPING TOP PLATE USING MAGNETIC FORCE
- Publication number 20080136435
- Publication date Jun 12, 2008
- Research in Motion Limited
- Kyun-Jung Chang
- G01 - MEASURING TESTING
Information Patent Application
Clamping top plate using magnetic force
- Publication number 20070057681
- Publication date Mar 15, 2007
- Research in Motion Limited
- Kyun-Jung Chang
- G01 - MEASURING TESTING