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Cheng-Hao Ko Edit Profile


Cheng-Hao Ko, Chinese physicist. Scholar, National Taiwan University, 1981, 1983, 1984, State University of New York, Department Physics, 1988-1995.


Ko, Cheng-Hao was born on October 8, 1962 in Chang-Hua, Taiwan. Son of Chia-Hsing Ko and Ying-Hsien Yen.


Bachelor of Science in Physics, National Taiwan University, Taipei, 1985. Master of Science in Physics, State University of New York Stony Brook, Long Island, 1990. Doctor of Philosophy in Physics, State University of New York Stony Brook, Long Island, 1995.


Associate scientist National Synchrotron Radiation Research Center, HsinChu, Taiwan, 1995—1999. Founder, Chief Executive Officer SpeechNet, Inc., PanChiao, Taiwan, 1999—2001. Founder, chief technical officer MesoPhase Technology, Inc., Tainan, Taiwan, 2001—2002.

Assistant professor Yuan Ze University, Chung-Li, Taiwan, since 2002. President, founder OTO Science, Inc., Hsinchu, Taiwan, since 2006. Consultant Mechanical and Systems Research Laboratories, Industrial Technology Research Center, Chutung, Taiwan, since 2007, China Intangible Asset Appraisement Colorado., Ltd, Taipei, Taiwan, since 2004.

Leader SPEM project National Synchrotron Radiation Research Center, Hsinchu, Taiwan, 1995—1999, science spokesperson u5 beamline, 1997—1999. Second lieutenant Taiwan Military, 1985-1987.


  • Achievements include development of soft x-ray scanning photoemission microscope at beamline X1A. Development of multi-channel soft x-ray scanning photoemission spectromicroscope. Invention of color spectrum sensor chip.

    Research in Complementary Metal Oxide Semiconductor cu-interconnect photonic crystal beam polarizer chip. Development of hard x-ray imaging microscope. Research in surface acoustic wave biosensor chip.

    Research in x-ray LIGA micrograting fabrication. Development of generation of nanopower of pearl by ultrasonic technique.


Married Yu-Ying Huang, 1988. 1 child Bryan.

Chia-Hsing Ko

Ying-Hsien Yen

Yu-Ying Huang

Bryan Ko