Inventor · Sunnyvale, CA, US

Kurt E. Wampler

27Patents
12h-index
16Co-inventors
78Inventor score

Filing activity: May 3, 1995 → Jun 13, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7175940B2 Method of two dimensional feature model calibration and optimization Physics 264 Expired
US6114071A Method of fine feature edge tuning with optically-halftoned mask Physics 238 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
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
US6312854A "Method of patterning sub-0.25 lambda line features with high transmission, ""attenuated"" phase shift masks" Physics 26 Expired
US6851103B2 Method and apparatus for decomposing semiconductor device patterns into phase and chrome regions for chromeless phase lithography Physics 26 Expired
US7138212B2 Method and apparatus for performing model-based layout conversion for use with dipole illumination Physics 22 Expired
US6623895B2 Hybrid phase-shift mask Physics 21 Expired
US7550235B2 Method and apparatus for performing model based placement of phase-balanced scattering bars for sub-wavelength optical lithography Physics 18 Active
US6482555B2 Method of patterning sub-0.25&lgr; line features with high transmission, “attenuated” phase shift masks Physics 14 Expired
US7820341B2 Method of two dimensional feature model calibration and optimization Physics 10 Active
US7434195B2 Method for performing full-chip manufacturing reliability checking and correction Physics 9 Expired
US7376930B2 Method, program product and apparatus for generating assist features utilizing an image field map Physics 8 Expired
US6835510B2 Hybrid phase-shift mask Physics 7 Expired
US7666554B2 Method and apparatus for performing model-based layout conversion for use with dipole illumination Physics 7 Active
US7774736B2 Method and apparatus for providing optical proximity features to a reticle pattern for deep sub-wavelength optical lithography Physics 6 Active
US7354681B2 Scattering bar OPC application method for sub-half wavelength lithography patterning Physics 6 Active
US7892707B2 Scattering bar OPC application method for sub-half wavelength lithography patterning Physics 4 Active
US7549140B2 Method and apparatus for decomposing semiconductor device patterns into phase and chrome regions for chromeless phase lithography Physics 3 Expired
US7485396B2 Scattering bar OPC application method for sub-half wavelength lithography patterning Physics 2 Active
US8039180B2 Scattering bar OPC application method for sub-half wavelength lithography patterning Physics 1 Active
US7985515B2 Method and apparatus for performing model-based layout conversion for use with dipole illumination Physics 0 Active
US11022894B2 Rule-based deployment of assist features Physics 0 Active

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