Inventor · Tokyo, JP

Chusuke Munakata

13Patents
10h-index
23Co-inventors
68Inventor score

Filing activity: May 1, 1981 → Aug 27, 1990

Most-cited inventions

PatentTitleAreaCited byStatus
US4731855A Pattern defect inspection apparatus Electricity 52 Expired
US4876458A Apparatus for measuring particles in liquid Physics 44 Expired
US4767211A Apparatus for and method of measuring boundary surface Physics 44 Expired
US4733063A Scanning laser microscope with aperture alignment Physics 39 Expired
US4563642A Apparatus for nondestructively measuring characteristics of a semiconductor wafer with a junction Physics 23 Expired
US5140272A Method of semiconductor surface measurment and an apparatus for realizing the same Physics 23 Expired
US4581578A Apparatus for measuring carrier lifetimes of a semiconductor wafer Emerging Cross-Sectional Technologies 21 Expired
US4827143A Monitor for particles of various materials Physics 19 Expired
US4464627A Device for measuring semiconductor characteristics Physics 15 Expired
US5252719A Process for preparing protein-oriented membrane Emerging Cross-Sectional Technologies 10 Expired
US4672578A Method of information recording on a semiconductor wafer Physics 4 Expired
US4453181A Scanning-image forming apparatus using photo response signal Electricity 3 Expired
US4791288A Scanning photon microscope for simulataneously displaying both the ampitude and phase distributions of ac photovoltage or photocurrents Physics 2 Expired

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