Inventor · disambiguated record
Masahiko Kokubo
Also filed as: KOKUBO MASAHIKO
10 granted patents·2 pending applications·180 citations·filing 1994–2017
88Inventor score
Top patents by PatentIndex Score
12 records- 0190US5493401AMethod of measuring film thicknessesDAINIPPON SCREEN MFG·Filed 1994·Granted Feb 20, 1996·80 cites·4 claims
- 0284US5686993AMethod of and apparatus for measuring film thicknessDAINIPPON SCREEN MFG·Filed 1996·Granted Nov 11, 1997·62 cites·10 claims
- 0376US10036958B2Light irradiation apparatus and drawing apparatusSCREEN HOLDINGS CO LTD·Filed 2015·Granted Jul 31, 2018·4 cites·6 claims
- 0474US10116848B2Illumination and imaging system for imaging raw samples with liquid in a sample containerSCREEN HOLDINGS CO LTD·Filed 2016·Granted Oct 30, 2018·2 cites·10 claims
- 0565US9906698B2Imaging apparatus and imaging methodSCREEN HOLDINGS CO LTD·Filed 2016·Granted Feb 27, 2018·1 cites·6 claims
- 0659US6850350B2Optical scannerDAINIPPON SCREEN MFG·Filed 2003·Granted Feb 1, 2005·7 cites·18 claims
- 0759US5422703AReflected light measuring method and reflected light measuring apparatus for a microscopic photometric systemDAINIPPON SCREEN MFG·Filed 1994·Granted Jun 6, 1995·19 cites·11 claims
- 0857US10133187B2Light irradiation apparatus and drawing apparatusSCREEN HOLDINGS CO LTD·Filed 2015·Granted Nov 20, 2018·1 cites·3 claims
- 0946US6771429B2Optical scannerDAINIPPON SCREEN MFG·Filed 2003·Granted Aug 3, 2004·2 cites·14 claims
- 1043US2003059103A1Surface inspection of object using image processingDAINIPPON SCREEN MFG·Filed 2002·Application pending·0 cites
- 1138US2019114465A1Bottom surface position detection apparatus, image acquisition apparatus, bottom surface position detection method, and image acquisition methodSCREEN HOLDINGS CO LTD·Filed 2017·Application pending·0 cites
- 1230US5718503AIllumination apparatusDAINIPPON SCREEN MFG·Filed 1995·Granted Feb 17, 1998·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →