Inventor · disambiguated record
Kouji Ishiguro
Also filed as: ISHIGURO KOUJI
9 granted patents·4 pending applications·292 citations·filing 1991–2022
89Inventor score
Top patents by PatentIndex Score
13 records- 0192US6084356APlasma processing apparatus with a dielectric body in the waveguideHITACHI LTD·Filed 1998·Granted Jul 4, 2000·87 cites·9 claims
- 0290US5753923AIon injection device and method thereforHITACHI LTD·Filed 1996·Granted May 19, 1998·78 cites·14 claims
- 0388US8669518B2Mass spectrometerISHIGURO KOUJI·Filed 2011·Granted Mar 11, 2014·16 cites·5 claims
- 0486US6196155B1Plasma processing apparatus and method of cleaning the apparatusHITACHI LTD·Filed 1999·Granted Mar 6, 2001·65 cites·5 claims
- 0575US8558193B2Charged particle beam deviceMAEDA SHUSAKU·Filed 2010·Granted Oct 15, 2013·6 cites·12 claims
- 0675US5260542ALaser Marking apparatusHITACHI LTD·Filed 1991·Granted Nov 9, 1993·35 cites·9 claims
- 0762US8629410B2Charged particle radiation deviceTSUJI HIROSHI·Filed 2010·Granted Jan 14, 2014·2 cites·6 claims
- 0852US2025104991A1Mass spectrometerHITACHI HIGH TECH CORP·Filed 2022·Application pending·0 cites
- 0952US2025226197A1AnalyzerHITACHI HIGH TECH CORP·Filed 2022·Application pending·0 cites
- 1048US12087565B2Mass spectrometerHITACHI HIGH TECH CORP·Filed 2019·Granted Sep 10, 2024·0 cites·11 claims
- 1145US2023402273A1Mass SpectrometerHITACHI HIGH TECH CORP·Filed 2021·Application pending·0 cites
- 1243US2001001185A1Plasma processing apparatus and method of cleaning the apparatusHITACHI LTD·Filed 2001·Application pending·0 cites
- 1338USD708530SComponent analyzerNODA HIROYUKI·Filed 2011·Granted Jul 8, 2014·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →