Shu Kun Chang

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Transdermal/transmucosal patch packaging
- Patent number 6,796,429
- Issue date Sep 28, 2004
- 3M Innovative Properties Company
- Brian D. Cameron
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus and method for signaling using a light pipe stylus
- Patent number 6,473,552
- Issue date Oct 29, 2002
- 3COM Corporation
- Mark Fisher
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Transdermal/transmucosal patch packaging
- Publication number 20030075470
- Publication date Apr 24, 2003
- 3M Innovative Properties Company
- Brian D. Cameron
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE