Inventor · disambiguated record
Tomonori Ishikawa
Also filed as: ISHIKAWA TOMONORI
43 granted patents·17 pending applications·814 citations·filing 1987–2025
98Inventor score
Top patents by PatentIndex Score
60 records- 0198US7768702B2Medical stereo observation systemOLYMPUS MEDICAL SYSTEMS CORP·Filed 2006·Granted Aug 3, 2010·79 cites·13 claims
- 0296US6308024B1Dust protector for image exposure device and image forming apparatus utilizing the sameFUJI XEROX CO LTD·Filed 2000·Granted Oct 23, 2001·93 cites·19 claims
- 0391US6208231B1Stick-type ignition coil having improved structure against crack or dielectric dischargeDENSO CORP·Filed 1998·Granted Mar 27, 2001·53 cites·19 claims
- 0490US5122904AOperating microscope with drape and suction means for removing air from the drapeOLYMPUS OPTICAL CO·Filed 1990·Granted Jun 16, 1992·96 cites·9 claims
- 0588US10085803B2Sterile drapeSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2015·Granted Oct 2, 2018·10 cites·10 claims
- 0686US9683304B2Resin-metal bonded body and method for producing the sameTOADENKA CORP·Filed 2013·Granted Jun 20, 2017·6 cites·1 claims
- 0786US8235383B2Discharge device and image forming apparatusMASAKI SHINJI·Filed 2008·Granted Aug 7, 2012·14 cites·4 claims
- 0883US10888390B2Sterile drapeSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2018·Granted Jan 12, 2021·4 cites·20 claims
- 0983US4871245ASurgical microscopeOLYMPUS OPTICAL CO·Filed 1987·Granted Oct 3, 1989·48 cites·6 claims
- 1081US8049773B2Stereoscopic observation systemOLYMPUS MEDICAL SYSTEMS CORP·Filed 2008·Granted Nov 1, 2011·6 cites·3 claims
- 1178US4734750AHigh electron mobility heterojunction semiconductor devicesFUJITSU LTD·Filed 1987·Granted Mar 29, 1988·34 cites·8 claims
- 1275US6940382B2Resin composition and ignition coil device using the sameDENSO CORP·Filed 2003·Granted Sep 6, 2005·14 cites·42 claims
- 1372US11147647B2Medical stereoscopic observation device, medical stereoscopic observation method, and programSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2017·Granted Oct 19, 2021·2 cites·12 claims
- 1472US5964622AMolded article having electrical connection and method for molding sameDENSO CORP·Filed 1997·Granted Oct 12, 1999·28 cites·7 claims
- 1572US5552929AStereomicroscopeOLYMPUS OPTICAL CO·Filed 1995·Granted Sep 3, 1996·46 cites·7 claims
- 1671US8121666B2Image observation apparatusOTSUKA SATOSHI·Filed 2005·Granted Feb 21, 2012·9 cites·2 claims
- 1769US11513332B2Microscope apparatus and control methodSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2017·Granted Nov 29, 2022·1 cites·20 claims
- 1866US5227914AStereomicroscope including a single variable magnification optical systemOLYMPUS OPTICAL CO·Filed 1991·Granted Jul 13, 1993·25 cites·8 claims
- 1966US5048941ASurgical miscroscope with a modular standOLYMPUS OPTICAL CO·Filed 1989·Granted Sep 17, 1991·25 cites·11 claims
- 2065US8265734B2Imaging and displaying system with imaging unit and display unit which are supported by movable armISHIKAWA TOMONORI·Filed 2005·Granted Sep 11, 2012·4 cites·27 claims
- 2165US4833508AHigh electron mobility device with intrinsic AlAs/GaAs superlattice separator regionFUJITSU LTD·Filed 1987·Granted May 23, 1989·23 cites·5 claims
- 2262US8394503B2Resin-metal bonded article and method for producing the sameKUROYAMA MASUMI·Filed 2008·Granted Mar 12, 2013·5 cites·5 claims
- 2361US12071027B2Train control system, on-board device and train control methodMITSUBISHI HEAVY IND LTD·Filed 2020·Granted Aug 27, 2024·0 cites·6 claims
- 2461US9162633B2Decoration partTOYOTA BOSHOKU KK·Filed 2014·Granted Oct 20, 2015·3 cites·10 claims
- 2560US12489877B2Control apparatus, image pickup apparatus, and lens apparatusCANON KK·Filed 2024·Granted Dec 2, 2025·0 cites·9 claims
- 2660US8501394B2Superfine-patterned mask, method for production thereof, and method employing the same for forming superfine-patternTAKANO YUSUKE·Filed 2009·Granted Aug 6, 2013·1 cites·10 claims
- 2760US2025147403A1Lens apparatus and image pickup apparatus having the sameCANON KK·Filed 2024·Application pending·0 cites
- 2856US8663906B2Silicon-containing composition for fine pattern formation and method for fine pattern formation using the sameDAMMEL RALPH R·Filed 2008·Granted Mar 4, 2014·1 cites·6 claims
- 2955US5276340ASemiconductor integrated circuit having a reduced side gate effectFUJITSU LTD·Filed 1992·Granted Jan 4, 1994·27 cites·14 claims
- 3053US12134416B2Traffic control systemMITSUBISHI HEAVY IND LTD·Filed 2019·Granted Nov 5, 2024·0 cites·2 claims
- 3153USD488823SOperation microscopeOLYMPUS CORP·Filed 2003·Granted Apr 20, 2004·9 cites·1 claims
- 3253US5748366ASurgical microscopeOLYMPUS OPTICAL CO·Filed 1995·Granted May 5, 1998·70 cites·7 claims
- 3350US5023675ASemiconductor deviceFUJITSU LTD·Filed 1989·Granted Jun 11, 1991·14 cites·9 claims
- 3449US7088504B2Surgical microscopeOLYMPUS CORP·Filed 2003·Granted Aug 8, 2006·3 cites·14 claims
- 3547US11160451B2Apparatus, method, program, and systemSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2017·Granted Nov 2, 2021·0 cites·18 claims
- 3647US10067778B2Management system, recording medium and method for managing virtual machinesFUJITSU LTD·Filed 2013·Granted Sep 4, 2018·0 cites·12 claims
- 3747US5654116AHologramNIPPON DENSO CO·Filed 1994·Granted Aug 5, 1997·10 cites·6 claims
- 3847US2014306123A1Stage apparatus, drawing apparatus, and method of manufacturing articleCANON KK·Filed 2014·Application pending·0 cites
- 3946US10561304B2Medical stereoscopic observation device, medical stereoscopic observation method, and programSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2016·Granted Feb 18, 2020·0 cites·12 claims
- 4046US2010279108A1Resin- metal bonded body and method for producing the sameDENSO CORP·Filed 2008·Application pending·0 cites
- 4146US2020163555A1Light shielding member and photoacoustic deviceCANON KK·Filed 2020·Application pending·0 cites
- 4245US2025282223A1Information processing device, content providing method, vehicle, and programTOYOTA BOSHOKU KK·Filed 2025·Application pending·0 cites
- 4345US2025285141A1Information processing device, content switching method, vehicle, and programTOYOTA BOSHOKU KK·Filed 2025·Application pending·0 cites
- 4445US2013262451A1Analysis support apparatus, analysis support method and analysis support programFUJITSU LTD·Filed 2013·Application pending·0 cites
- 4545US2025283729A1Information processing device, content providing method, vehicle, and programTOYOTA BOSHOKU KK·Filed 2025·Application pending·0 cites
- 4644US5118637AMethod of fabricating hemt device with selective etching of gallium arsenide antimonideFUJITSU LTD·Filed 1991·Granted Jun 2, 1992·12 cites·14 claims
- 4744US2007123055A1Insulating materialDENSO CORP·Filed 2006·Application pending·0 cites
- 4843US8476607B2Charged particle beam drawing apparatus and article manufacturing methodISHIKAWA TOMONORI·Filed 2012·Granted Jul 2, 2013·0 cites·7 claims
- 4943US6318864B1Sterile instruments cover for use on surgical microscopesOLYMPUS OPTICAL CO·Filed 1995·Granted Nov 20, 2001·39 cites·43 claims
- 5043US2020124826A1Cemented lens and in-vehicle cameraDENSO CORP·Filed 2019·Application pending·0 cites
Showing the top 50 of 60 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Tomonori Ishikawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →