Inventor · disambiguated record
Katsutoshi Tsurutani
Also filed as: TSURUTANI KATSUTOSHI
16 granted patents·3 pending applications·136 citations·filing 1993–2025
91Inventor score
Files withKONICA MINOLTA INC9MINOLTA CO LTD4KONICA MINOLTA SENSING INC3TERAOKA YOSHITAKA2TSURUTANI KATSUTOSHI1
Top patents by PatentIndex Score
19 records- 0190US6459485B1Optical systemMINOLTA CO LTD·Filed 2000·Granted Oct 1, 2002·40 cites·15 claims
- 0281US7369239B2Light measuring apparatus and method for measuring monochromatic lightKONICA MINOLTA SENSING INC·Filed 2005·Granted May 6, 2008·11 cites·20 claims
- 0381US6509973B2Apparatus for measuring three-dimensional shapeMINOLTA CO LTD·Filed 2001·Granted Jan 21, 2003·30 cites·14 claims
- 0476US7355712B2Apparatus for measuring goniometric reflection property of sampleKONICA MINOLTA SENSING INC·Filed 2006·Granted Apr 8, 2008·5 cites·12 claims
- 0572US7667856B2Optical characteristic measuring apparatusKONICA MINOLTA SENSING INC·Filed 2008·Granted Feb 23, 2010·7 cites·5 claims
- 0671US9222835B2Multi-angle colorimeterKONICA MINOLTA INC·Filed 2015·Granted Dec 29, 2015·1 cites·4 claims
- 0770US11846544B2SpectrophotometerKONICA MINOLTA INC·Filed 2021·Granted Dec 19, 2023·0 cites·19 claims
- 0862US5440340ADevice for measuring characteristics of a color cathode ray tubeMINOLTA CO LTD·Filed 1993·Granted Aug 8, 1995·24 cites·14 claims
- 0960US2025020513A1Photometric apparatus and photometric methodKONICA MINOLTA INC·Filed 2024·Application pending·0 cites
- 1059US11054308B2SpectrophotometerKONICA MINOLTA INC·Filed 2018·Granted Jul 6, 2021·0 cites·7 claims
- 1159US2025020578A1Photometric apparatus, photometric method, and calibration systemKONICA MINOLTA INC·Filed 2024·Application pending·0 cites
- 1254US2025271604A1Optical filter, method of manufacturing optical filter, optical filter unit, method of manufacturing optical filter unit, and optical measurement apparatusKONICA MINOLTA INC·Filed 2025·Application pending·0 cites
- 1353US8982349B2Measuring optical system, and color luminance meter and colorimeter using the sameTSURUTANI KATSUTOSHI·Filed 2011·Granted Mar 17, 2015·1 cites·8 claims
- 1452US12104953B2SpectrometerKONICA MINOLTA INC·Filed 2020·Granted Oct 1, 2024·0 cites·15 claims
- 1552US6014267AVariable magnification optical systemMINOLTA CO LTD·Filed 1998·Granted Jan 11, 2000·17 cites·12 claims
- 1648US10012583B2Reflection properties measuring device and manufacturing method for polarizing plates used in sameKONICA MINOLTA INC·Filed 2013·Granted Jul 3, 2018·0 cites·8 claims
- 1747US9001329B2Multi-angle colorimeterTERAOKA YOSHITAKA·Filed 2012·Granted Apr 7, 2015·0 cites·14 claims
- 1846US9841323B2Spectroscopic unit and spectroscopic device using sameKONICA MINOLTA INC·Filed 2014·Granted Dec 12, 2017·0 cites·7 claims
- 1937US9500525B2Multi-angle colorimeterTERAOKA YOSHITAKA·Filed 2012·Granted Nov 22, 2016·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →