Inventor · Richmond, CA, US

Thomas Laidig

82Patents
12h-index
42Co-inventors
84Inventor score

Filing activity: May 3, 1995 → Feb 13, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7175940B2 Method of two dimensional feature model calibration and optimization Physics 264 Expired
US5663893A Method for generating proximity correction features for a lithographic mask pattern Electricity 164 Expired
US5821014A Optical proximity correction method for intermediate-pitch features using sub-resolution scattering bars on a mask Physics 163 Expired
US5887155A Vertex based geometry engine system for use in integrated circuit design Physics 34 Expired
US6670081B2 Optical proximity correction method utilizing serifs having variable dimensions Physics 34 Expired
US7247574B2 Method and apparatus for providing optical proximity features to a reticle pattern for deep sub-wavelength optical lithography Physics 32 Expired
US6851103B2 Method and apparatus for decomposing semiconductor device patterns into phase and chrome regions for chromeless phase lithography Physics 26 Expired
US6623895B2 Hybrid phase-shift mask Physics 21 Expired
US7398508B2 Eigen decomposition based OPC model Physics 19 Expired
US7550235B2 Method and apparatus for performing model based placement of phase-balanced scattering bars for sub-wavelength optical lithography Physics 18 Active
US7231629B2 Feature optimization using enhanced interference mapping lithography Physics 14 Expired
US9025136B2 System and method for manufacturing three dimensional integrated circuits Physics 12 Active
US8132130B2 Method, program product and apparatus for performing mask feature pitch decomposition for use in a multiple exposure process Physics 12 Active
US6951701B2 Method for improved lithographic patterning utilizing multiple coherency optimized exposures and high transmission attenuated PSM Physics 12 Expired
US8390781B2 Optical imaging writer system Physics 10 Active
US7820341B2 Method of two dimensional feature model calibration and optimization Physics 10 Active
US7523438B2 Method for improved lithographic patterning utilizing optimized illumination conditions and high transmission attenuated PSM Physics 10 Active
US8390786B2 Optical imaging writer system Physics 10 Active
US7355681B2 Optical proximity correction using chamfers and rounding at corners Physics 9 Expired
US7434195B2 Method for performing full-chip manufacturing reliability checking and correction Physics 9 Expired
US8670106B2 Optical imaging writer system Physics 9 Active
US8253923B1 Optical imaging writer system Physics 7 Active
US6835510B2 Hybrid phase-shift mask Physics 7 Expired
US7354681B2 Scattering bar OPC application method for sub-half wavelength lithography patterning Physics 6 Active
US8395752B2 Optical imaging writer system Physics 6 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.