Huang-Chang Chang

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Taoyuan Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Optical image system surface resolution calibration method
- Patent number 7,580,590
- Issue date Aug 25, 2009
- Chroma Ate Inc.
- Yao-Min Lin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Integrated interference scanning method
- Patent number 7,423,764
- Issue date Sep 9, 2008
- Chroma Ate Inc.
- Chieh-Cheng Liao
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Interference measurement system self-alignment method
- Publication number 20070127036
- Publication date Jun 7, 2007
- Chroma ATE Inc.
- Chien-Chong Liao
- G01 - MEASURING TESTING
Information Patent Application
Integrated interference scanning method
- Publication number 20070097379
- Publication date May 3, 2007
- CHROMA ATE INC.
- Chieh-Cheng Liao
- G01 - MEASURING TESTING
Information Patent Application
Optical image system surface resolution calibration method
- Publication number 20070076170
- Publication date Apr 5, 2007
- CHROMA ATE INC.
- Yao-Min Lin
- G06 - COMPUTING CALCULATING COUNTING