Roger Caldwell

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Milpitas, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Hybrid phase-shift mask
- Patent number 6,835,510
- Issue date Dec 28, 2004
- ASML Masktools B.V.
- Jang Fung Chen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hybrid phase-shift mask
- Patent number 6,623,895
- Issue date Sep 23, 2003
- ASML Masktools Netherlands B.V.
- Jang Fung Chen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of patterning sub-0.25λ line features with high trans...
- Patent number 6,482,555
- Issue date Nov 19, 2002
- ASML Masktools Netherlands B.V.
- J. Fung Chen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of patterning sub-0.25 lambda line features with high transm...
- Patent number 6,312,854
- Issue date Nov 6, 2001
- ASML Masktools Netherlands B.V.
- J. Fung Chen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Hybrid phase-shift mask
- Publication number 20040067423
- Publication date Apr 8, 2004
- ASML MASKTOOLS NETHERLANDS B.V.
- Jang Fung Chen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method of patterning sub-0.25lambda line features with high transmi...
- Publication number 20020048708
- Publication date Apr 25, 2002
- ASML MASKTOOLS NETHERLANDS B.V.
- J. Fung Chen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Hybrid phase-shift mask
- Publication number 20020015899
- Publication date Feb 7, 2002
- Jang Fung Chen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY