DH

Duan-Fu Stephen Hsu

AB Asml Netherlands B.V.: 37 patents #84 of 3,192Top 3%
AB Asml Masktools B.V.: 19 patents #4 of 37Top 15%
AN Asml Holding N.V.: 1 patents #312 of 520Top 60%
AB Asml Masktools Netherlands B.V.: 1 patents #8 of 9Top 90%
CY Cymer: 1 patents #195 of 339Top 60%
📍 Fremont, CA: #188 of 9,298 inventorsTop 3%
🗺 California: #6,140 of 386,348 inventorsTop 2%
Overall (All Time): #40,989 of 4,157,543Top 1%
58
Patents All Time

Issued Patents All Time

Showing 26–50 of 58 patents

Patent #TitleCo-InventorsDate
10459346 Flows of optimization for lithographic processes Rafael C. Howell, Xiaofeng Liu 2019-10-29
10401732 Optimization flows of source, mask and projection optics Luoqi Chen, Hanying Feng, Rafael C. Howell, Xinjian Zhou, Yi-Fan Chen 2019-09-03
10394131 Image log slope (ILS) optimization 2019-08-27
10386727 Pattern placement error aware optimization Jianjun Jia, Xiaofeng Liu, Cuiping Zhang 2019-08-20
10331039 Rule-based deployment of assist features Kurt E. Wampler 2019-06-25
10310386 Optimization of assist features and source Feng-Liang Liu 2019-06-04
10025201 Flows of optimization for lithographic processes Rafael C. Howell, Xiaofeng Liu 2018-07-17
9588438 Optimization flows of source, mask and projection optics Luoqi Chen, Hanying Feng, Rafael C. Howell, Xinjian Zhou, Yi-Fan Chen 2017-03-07
8910091 Method, program product and apparatus for performing double exposure lithography Jang Fung Chen, Douglas Van Den Broeke 2014-12-09
8644589 Method and apparatus for performing model-based OPC for pattern decomposed features Jungchul PARK, Doug Van Den Broeke, Jang Fung Chen 2014-02-04
8632930 Method and apparatus for performing dark field double dipole lithography (DDL) Sangbong Park, Douglas Van Den Broeke, Jang Fung Chen 2014-01-21
8629064 Multiple patterning lithography using spacer and self-aligned assist patterns Xiaoyang Li 2014-01-14
8486589 Lithographic processing method, and device manufactured thereby Joobyoung Kim 2013-07-16
8391605 Method and apparatus for performing model-based OPC for pattern decomposed features Jung Chul Park, Douglas Van Den Broeke, Jang Fung Chen 2013-03-05
8182969 Lithographic processing method, and device manufactured thereby Joobyoung Kim 2012-05-22
8132130 Method, program product and apparatus for performing mask feature pitch decomposition for use in a multiple exposure process Jang Fung Chen, Douglas Van Den Broeke, Thomas Laidig 2012-03-06
8122391 Method, program product and apparatus for performing double exposure lithography Jang Fung Chen, Douglas Van Den Broeke 2012-02-21
8111921 Method and apparatus for performing model-based OPC for pattern decomposed features Jung Chul Park, Douglas Van Den Broeke, Jang Fung Chen 2012-02-07
7985515 Method and apparatus for performing model-based layout conversion for use with dipole illumination Kurt E. Wampler, Markus Franciscus Antonius Eurlings, Jang Fung Chen, Noel Corcoran 2011-07-26
7981576 Method and apparatus for performing dark field double dipole lithography (DDL) Sangbong Park, Douglas Van Den Broeke, Jang Fung Chen 2011-07-19
7892703 CPL mask and a method and program product for generating the same Jang Fung Chen, Douglas Van Den Broeke, Jung Chul Park, Thomas Laidig 2011-02-22
7824826 Method and apparatus for performing dark field double dipole lithography (DDL) Sangbong Park, Douglas Van Den Broeke, Jang Fung Chen 2010-11-02
7735052 Method of identifying an extreme interaction pitch region, methods of designing mask patterns and manufacturing masks, device manufacturing methods and computer programs Xuelong Shi, Jang Fung Chen 2010-06-08
7681171 Method, program product and apparatus for performing double exposure lithography Jang Fung Chen, Douglas Van Den Broeke 2010-03-16
7666554 Method and apparatus for performing model-based layout conversion for use with dipole illumination Kurt E. Wampler, Markus Franciscus Antonius Eurlings, Jang Fung Chen, Noel Corcoran 2010-02-23