Derrick Chang

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Los Angeles, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Multiple level container
- Patent number 9,427,062
- Issue date Aug 30, 2016
- HCT Group Holdings Limited
- David Jeffrey Eberlein
- A45 - HAND OR TRAVELLING ARTICLES

Patents Applicationslast 30 patents

Information Patent Application
MULTIPLE LEVEL CONTAINER
- Publication number 20160007714
- Publication date Jan 14, 2016
- HCT Group Holdings Limited
- David Jeffrey Eberlein
- A45 - HAND OR TRAVELLING ARTICLES