Inventor · Menlo Park, CA, US

Kurt Lehman

21Patents
10h-index
25Co-inventors
75Inventor score

Filing activity: Jun 25, 1993 → Apr 10, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6707540B1 In-situ metalization monitoring using eddy current and optical measurements Physics 95 Expired
US6433541B1 In-situ metalization monitoring using eddy current measurements during the process for removing the film Physics 92 Expired
US6621264B1 In-situ metalization monitoring using eddy current measurements during the process for removing the film Physics 37 Expired
US6628397B1 Apparatus and methods for performing self-clearing optical measurements Physics 35 Expired
US5552704A Eddy current test method and apparatus for measuring conductance by determining intersection of lift-off and selected curves Electricity 33 Expired
US8010222B2 Methods and systems for monitoring a parameter of a measurement device during polishing, damage to a specimen during polishing, or a characteristic of a polishing pad or tool Performing Operations; Transporting 18 Active
US6866559B2 Windows configurable to be coupled to a process tool or to be disposed within an opening in a polishing pad Performing Operations; Transporting 17 Expired
US8754972B2 Integrated multi-channel analog front end and digitizer for high speed imaging applications Electricity 16 Active
US7070476B2 In-situ metalization monitoring using eddy current measurements during the process for removing the film Physics 11 Expired
US6884146B2 Systems and methods for characterizing a polishing process Performing Operations; Transporting 11 Expired
US6885190B2 In-situ metalization monitoring using eddy current measurements during the process for removing the film Physics 9 Expired
US6935922B2 Methods and systems for generating a two-dimensional map of a characteristic at relative or absolute locations of measurement spots on a specimen during polishing Performing Operations; Transporting 7 Expired
US7030018B2 Methods and systems for monitoring a parameter of a measurement device during polishing, damage to a specimen during polishing, or a characteristic of a polishing pad or tool Performing Operations; Transporting 6 Expired
US7052369B2 Methods and systems for detecting a presence of blobs on a specimen during a polishing process Performing Operations; Transporting 5 Expired
US7332438B2 Methods and systems for monitoring a parameter of a measurement device during polishing, damage to a specimen during polishing, or a characteristic of a polishing pad or tool Performing Operations; Transporting 5 Expired
US7175503B2 Methods and systems for determining a characteristic of polishing within a zone on a specimen from combined output signals of an eddy current device Performing Operations; Transporting 5 Expired
US10905613B2 Transfer board Human Necessities 2 Active
US9462206B2 Integrated multi-channel analog front end and digitizer for high speed imaging applications Electricity 2 Active
US8831767B2 Methods and systems for monitoring a parameter of a measurement device during polishing, damage to a specimen during polishing, or a characteristic of a polishing pad or tool Performing Operations; Transporting 1 Active
US7096752B1 Environmental damage reduction Electricity 1 Expired
US10724964B1 Multi-sensor tiled camera with flexible electronics for wafer inspection Physics 0 Active

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