Inventor · Webster, NY, US

Bruce W. Smith

29Patents
11h-index
9Co-inventors
68Inventor score

Filing activity: Sep 3, 1974 → Nov 14, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US6881523B2 Optical proximity correction method utilizing ruled ladder bars as sub-resolution assist features Physics 112 Expired
US4209069A Drills with chip collectors Emerging Cross-Sectional Technologies 73 Expired
US5939227A Multi-layered attenuated phase shift mask and a method for making the mask Physics 39 Expired
US7136143B2 Method for aberration detection and measurement Physics 38 Expired
US6466304B1 Illumination device for projection system and method for fabricating Physics 37 Expired
US4053667A Stiffened structural laminate and method of molding laminate with stiffener beads Emerging Cross-Sectional Technologies 35 Expired
US6525806B1 Apparatus and method of image enhancement through spatial filtering Physics 23 Expired
US6388736B1 Imaging method using phase boundary masking with modified illumination Physics 23 Expired
US6395433B1 Photomask for projection lithography at or below about 160 nm and a method thereof Physics 17 Expired
US7233887B2 Method of photomask correction and its optimization using localized frequency analysis Physics 16 Expired
US6309780A Attenuated phase shift mask and a method for making the mask Physics 11 Expired
US6846595B2 Method of improving photomask geometry Physics 7 Expired
US6531656B1 Supply line alignment apparatus for supply column Mechanical Engineering; Lighting; Heating 6 Expired
US6556361B1 Projection imaging system with a non-circular aperture and a method thereof Physics 5 Expired
US6821296B2 Device for delivering a radioactive and/or drug dosage alone or in connection with a vascular stent Human Necessities 5 Expired
US6788388B2 Illumination device for projection system and method for fabricating Physics 5 Expired
US6934010B2 Optical proximity correction method utilizing gray bars as sub-resolution assist features Physics 3 Expired
US6480263B1 Apparatus and method for phase shift photomasking Physics 3 Expired
US7170588B2 Reduction Smith-Talbot interferometer prism for micropatterning Physics 2 Expired
US7345735B2 Apparatus for aberration detection and measurement Physics 2 Active
US6791667B2 Illumination device for projection system and method for fabricating Physics 1 Expired
US7768648B2 Method for aberration evaluation in a projection system Physics 1 Active
US6541750B1 Modification of a projection imaging system with a non-circular aperture and a method thereof Physics 1 Expired
USRE40239E1 Illumination device for projection system and method for fabricating General 1 Expired
USRE39349E1 Masks for use in optical lithography below 180 nm General 0 Expired

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