Lay Cheng Choo

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Singapore, SG

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Patents Grantslast 30 patents

Information Patent Grant
Application of single exposure alternating aperture phase shift mas...
- Patent number 7,037,791
- Issue date May 2, 2006
- Chartered Semiconductor Manufacturing Ltd.
- Lay Cheng Choo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Two-section distributed Bragg reflector laser
- Patent number 6,807,215
- Issue date Oct 19, 2004
- Denselight Semiconductor PTE LTD
- Yee Loy Lam
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Application of single exposure alternating aperture phase shift mas...
- Publication number 20060194397
- Publication date Aug 31, 2006
- Chartered Semiconductor Manufacturing Ltd.
- Lay Cheng Choo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Optical probe for wafer scale testing of light-electrical (l-i-v) p...
- Publication number 20050047715
- Publication date Mar 3, 2005
- Yee Loy Lam
- G02 - OPTICS
Information Patent Application
Application of single exposure alternating aperture phase shift mas...
- Publication number 20030203580
- Publication date Oct 30, 2003
- Chartered Semiconductor Manufacturing Ltd.
- Lay Cheng Choo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Two-section distributed Bragg reflector laser
- Publication number 20030072344
- Publication date Apr 17, 2003
- Yee Loy Lam
- B82 - NANO-TECHNOLOGY