Stephen Duan-Fu Hsu

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Freemont, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for providing optical proximity features to a...
- Patent number 7,774,736
- Issue date Aug 10, 2010
- ASML Masktools B.V.
- Douglas Van Den Broeke
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Orientation dependent shielding for use with dipole illumination te...
- Patent number 7,725,872
- Issue date May 25, 2010
- ASML Masktools, B.V.
- Stephen Duan-Fu Hsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for providing optical proximity features to a...
- Patent number 7,247,574
- Issue date Jul 24, 2007
- ASML Masktools B.V.
- Douglas Van Den Broeke
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Orientation dependent shielding for use with dipole illumination te...
- Patent number 7,246,342
- Issue date Jul 17, 2007
- ASML Masktools B.V.
- Stephen Duan-Fu Hsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY