Inventor · disambiguated record
Koji Nagai
Also filed as: NAGAI KOJI
37 granted patents·12 pending applications·101 citations·filing 1976–2025
96Inventor score
Files withMINOLTA CAMERA KK7TOSHIBA TEC KK7HITACHI HIGH TECH CORP6NAKAI JUNJI4SHINKO ELECTRIC IND CO4
Top patents by PatentIndex Score
49 records- 0194US9259941B2Image forming apparatus, image forming system, and method of producing printed productWATANABE TATSURO·Filed 2014·Granted Feb 16, 2016·8 cites·6 claims
- 0292US9259924B2Printing apparatus and printed material manufacturing methodNAKAI JUNJI·Filed 2013·Granted Feb 16, 2016·6 cites·19 claims
- 0390US9623677B2Printing apparatus and printed material manufacturing methodNAKAI JUNJI·Filed 2016·Granted Apr 18, 2017·3 cites·18 claims
- 0482US9873266B2Printing apparatus and printed material manufacturing methodNAKAI JUNJI·Filed 2017·Granted Jan 23, 2018·1 cites·17 claims
- 0581US9387696B2Printing apparatus, printing system, and method for manufacturing printed materialHIRATSUKA HIROYUKI·Filed 2015·Granted Jul 12, 2016·3 cites·20 claims
- 0681US9120334B2Image forming apparatus and image forming methodNAGAI KOJI·Filed 2015·Granted Sep 1, 2015·2 cites·12 claims
- 0779US8794738B2Inkjet recording apparatus and method for maintenance of inkjet recording apparatusKATOH SATOSHI·Filed 2010·Granted Aug 5, 2014·3 cites·12 claims
- 0877US10141165B2Plasma processing apparatus and sample stage thereofHITACHI HIGH TECH CORP·Filed 2016·Granted Nov 27, 2018·2 cites·6 claims
- 0977US10036798B1Positioning apparatus and positioning methodTOSHIBA TEC KK·Filed 2017·Granted Jul 31, 2018·2 cites·18 claims
- 1074US4239845AElectrophotographic copying method using two toners on magnetic brushMINOLTA CAMERA KK·Filed 1979·Granted Dec 16, 1980·16 cites·5 claims
- 1174US2025277634A1Heat storage deviceSHINKO ELECTRIC IND CO·Filed 2025·Application pending·0 cites
- 1270US11526315B2Image processing apparatus configured to encode identification information about a package for deliveryTOSHIBA TEC KK·Filed 2021·Granted Dec 13, 2022·0 cites·19 claims
- 1370US9242482B2pH detecting device, printing system, and method for manufacturing printed materialSAITOH HARUKI·Filed 2015·Granted Jan 26, 2016·1 cites·14 claims
- 1466US10279604B2Printing apparatus and printed material manufacturing methodNAKAI JUNJI·Filed 2017·Granted May 7, 2019·0 cites·21 claims
- 1564US8459772B2Image forming apparatus and method for maintaining headKATOH SATOSHI·Filed 2011·Granted Jun 11, 2013·1 cites·8 claims
- 1663US9591742B2Interposer and semiconductor device including the sameSHINKO ELECTRIC IND CO·Filed 2014·Granted Mar 7, 2017·1 cites·19 claims
- 1763US9399358B2Image forming apparatus, image forming system, and method of producing printed productWATANABE TATSURO·Filed 2016·Granted Jul 26, 2016·0 cites·5 claims
- 1862US10732912B2Image forming apparatus for printing an image according to one of document types used in a predetermined serviceTOSHIBA TEC KK·Filed 2019·Granted Aug 4, 2020·0 cites·18 claims
- 1962US2020348894A1Image forming apparatus and image forming methodTOSHIBA TEC KK·Filed 2020·Application pending·0 cites
- 2061US2025290847A1Quality inspection apparatus, quality inspection method, and storage mediumKONICA MINOLTA INC·Filed 2025·Application pending·0 cites
- 2158US10796890B2Plasma processing apparatus and sample stage thereofHITACHI HIGH TECH CORP·Filed 2018·Granted Oct 6, 2020·0 cites·7 claims
- 2256US10634758B2Positioning apparatus and positioning methodTOSHIBA TEC KK·Filed 2018·Granted Apr 28, 2020·0 cites·18 claims
- 2356US4254204AMagnetic brush electrographic developing methodMINOLTA CAMERA KK·Filed 1979·Granted Mar 3, 1981·8 cites·18 claims
- 2455US12391040B2Liquid discharge apparatus, non-transitory computer-executable medium, and method for controlling driving of liquid discharge headWATANABE HAYATO·Filed 2023·Granted Aug 19, 2025·0 cites·7 claims
- 2555US9739477B2Drainage collection systemAKINAGA SOHEI·Filed 2012·Granted Aug 22, 2017·2 cites·10 claims
- 2655US4897275AProcess for preparing frozen fried foodTAIYO FISHERY CO LTD·Filed 1988·Granted Jan 30, 1990·23 cites·15 claims
- 2755US2025118847A1Vehicle and battery packTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2853US2009013901A1Active energy beam-curable inkTOHOKU RIKO KK·Filed 2008·Application pending·0 cites
- 2951US7215963B2Wireless communication network for processing call traffic over a backhaul networkLUCENT TECHNOLGIES INC·Filed 2004·Granted May 8, 2007·3 cites·12 claims
- 3051US2008105161A1Active energy beam-curable ink for screen printingTOHOKU RIKO KK·Filed 2007·Application pending·0 cites
- 3151US2025046582A1Regenerating method for inner member of plasma processing apparatusHITACHI HIGH TECH CORP·Filed 2022·Application pending·0 cites
- 3250US10487488B2Sanitary washing deviceAISIN SEIKI·Filed 2018·Granted Nov 26, 2019·0 cites·11 claims
- 3350US2014216657A1Plasma processing apparatus and sample stage thereofHITACHI HIGH TECH CORP·Filed 2013·Application pending·0 cites
- 3449US11885680B2Spectral deviceKONICA MINOLTA INC·Filed 2020·Granted Jan 30, 2024·0 cites·8 claims
- 3549US11195526B2Indication management device and control method thereforTOSHIBA TEC KK·Filed 2019·Granted Dec 7, 2021·0 cites·17 claims
- 3648US12112922B2Plasma treatment apparatusHITACHI HIGH TECH CORP·Filed 2021·Granted Oct 8, 2024·0 cites·9 claims
- 3747US7654199B2Printing deviceTOHOKU RIKO KK·Filed 2006·Granted Feb 2, 2010·0 cites·6 claims
- 3847US2015042578A1Information processing apparatus and display control programTOSHIBA TEC KK·Filed 2014·Application pending·0 cites
- 3946US2010190406A1Heat-bondable composite fiber, process for producing the same, and fibrous massDAIWABO HOLDINGS CO LTD·Filed 2008·Application pending·0 cites
- 4044US8376491B2Image forming apparatusRICOH CO LTD·Filed 2011·Granted Feb 19, 2013·0 cites·12 claims
- 4140US2009308189A1Steering deviceNSK LTD·Filed 2007·Application pending·0 cites
- 4239US10309988B2Probe guide plate and probe deviceSHINKO ELECTRIC IND CO·Filed 2017·Granted Jun 4, 2019·0 cites·5 claims
- 4339US4262076AMethod for manufacturing magnetically attractive toner particles and particleMINOLTA CAMERA KK·Filed 1979·Granted Apr 14, 1981·6 cites·19 claims
- 4439US2013148253A1Substrate temperature adjusting-fixing device and manufacturing method thereofSHINKO ELECTRIC IND CO·Filed 2012·Application pending·0 cites
- 4536US4132548AProcess for reproducing images of fine lines or characters of low densityMINOLTA CAMERA KK·Filed 1977·Granted Jan 2, 1979·3 cites·11 claims
- 4633US4273848AOriented magnetic tonerMINOLTA CAMERA KK·Filed 1979·Granted Jun 16, 1981·3 cites·3 claims
- 4733US4079697AElectrode conductive roller developing deviceMINOLTA CAMERA KK·Filed 1976·Granted Mar 21, 1978·1 cites·9 claims
- 4832US4362802APowdery developing material for electrophotographic reproductionMINOLTA CAMERA KK·Filed 1980·Granted Dec 7, 1982·3 cites·4 claims
- 4930USD1094319SUpper chamber for a plasma processing deviceHITACHI HIGH TECH CORP·Filed 2022·Granted Sep 23, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →