Tso-Yu Chang

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New Taipei City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Hand-held analytical devices and methods of use thereof
- Patent number 9,201,082
- Issue date Dec 1, 2015
- Roche Diabetes Care, Inc.
- Tso-Yu Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Image capturing apparatus and auto-focusing method thereof
- Patent number 8,967,803
- Issue date Mar 3, 2015
- Altek Corporation
- Tso-Yu Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
HAND-HELD ANALYTICAL DEVICES AND METHODS OF USE THEREOF
- Publication number 20140242705
- Publication date Aug 28, 2014
- Roche Diagnostics Operations, Inc.
- Tso-Yu Chang
- G01 - MEASURING TESTING
Information Patent Application
IMAGE DETECTING APPARATUS AND IMAGE DETECTING METHOD
- Publication number 20140085607
- Publication date Mar 27, 2014
- ALTEK CORPORATION
- Pin-Wen Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
IMAGE CAPTURING APPARATUS AND AUTO-FOCUSING METHOD THEREOF
- Publication number 20140016092
- Publication date Jan 16, 2014
- ALTEK CORPORATION
- Tso-Yu Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE