Inventor · disambiguated record
Yoshiharu Utsumi
Also filed as: UTSUMI YOSHIHARU · YOKOKAWA HIROSHI
24 granted patents·7 pending applications·342 citations·filing 1974–2020
95Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES13HITACHI LTD6MORIGUCHI HIDEKI4SUMITOMO ELECTRIC HARDMETAL CORP3AOYAMA HIROKA1
Top patents by PatentIndex Score
31 records- 0194US6821624B2Amorphous carbon covered memberSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Nov 23, 2004·72 cites·27 claims
- 0292US5766783ABoron-aluminum nitride coating and method of producing sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Jun 16, 1998·103 cites·33 claims
- 0390US7955691B2Hard amorphous carbon filmRIKEN KK·Filed 2006·Granted Jun 7, 2011·11 cites·5 claims
- 0487US12049693B2Cutting toolSUMITOMO ELECTRIC HARDMETAL CORP·Filed 2020·Granted Jul 30, 2024·2 cites·15 claims
- 0586US11992882B2Cutting toolSUMITOMO ELECTRIC HARDMETAL CORP·Filed 2020·Granted May 28, 2024·2 cites·15 claims
- 0685US6962751B2Amorphous carbon coated tools and method of producing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Nov 8, 2005·33 cites·18 claims
- 0784US6881475B2Amorphous carbon coated tool and fabrication method thereofNISSIN ELECTRIC CO LTD·Filed 2002·Granted Apr 19, 2005·31 cites·23 claims
- 0877US7416786B2Amorphous carbon film, process for producing the same and amorphous carbon film-coated materialSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Aug 26, 2008·16 cites·11 claims
- 0975US8701964B2Coated rotary toolMORIGUCHI HIDEKI·Filed 2010·Granted Apr 22, 2014·3 cites·10 claims
- 1075US4122386AUniform magnetic field generating deviceHITACHI LTD·Filed 1976·Granted Oct 24, 1978·23 cites·33 claims
- 1169US8998062B2Rotary toolMORIGUCHI HIDEKI·Filed 2011·Granted Apr 7, 2015·2 cites·7 claims
- 1268US7086362B2Automotive engine valve mechanism system shim and lifter of these and cam shaftNISSAN MOTOR·Filed 2002·Granted Aug 8, 2006·11 cites·8 claims
- 1365US8833633B2Rotary toolMIYAZAKI HIROKA·Filed 2011·Granted Sep 16, 2014·2 cites·7 claims
- 1464US8936186B2Rotary toolAOYAMA HIROKA·Filed 2011·Granted Jan 20, 2015·2 cites·8 claims
- 1561US4221965AScanning type electron microscopeHITACHI LTD·Filed 1978·Granted Sep 9, 1980·9 cites·4 claims
- 1657US8978957B2Coated rotary toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Mar 17, 2015·0 cites·9 claims
- 1755US2014224859A1Coated rotary tool and method for manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Application pending·0 cites
- 1852US2015209896A1Coated rotary tool and method for manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
- 1950US9193007B2Coated rotary tool and method for manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Nov 24, 2015·0 cites·7 claims
- 2050US2023123968A1Cutting toolSUMITOMO ELECTRIC HARDMETAL CORP·Filed 2020·Application pending·0 cites
- 2148US10471523B2Rotating toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Nov 12, 2019·0 cites·6 claims
- 2245US4210861AFourier-transform nuclear gyromagnetic resonance spectrometerHITACHI LTD·Filed 1978·Granted Jul 1, 1980·6 cites·10 claims
- 2344US4339717ANuclear magnetic resonance spectrometerHITACHI LTD·Filed 1978·Granted Jul 13, 1982·6 cites·2 claims
- 2441US10689748B2CoatingSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Jun 23, 2020·0 cites·12 claims
- 2541US4217568AMagnetic pole pieces for use in a nuclear magnetic resonance apparatusHITACHI LTD·Filed 1977·Granted Aug 12, 1980·5 cites·13 claims
- 2640US11408065B2CoatingSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Aug 9, 2022·0 cites·18 claims
- 2740US2013087604A1Rotary toolMORIGUCHI HIDEKI·Filed 2011·Application pending·0 cites
- 2839US2014124564A1Coated rotary toolMORIGUCHI HIDEKI·Filed 2012·Application pending·0 cites
- 2937US2017136571A1Rotary tool and joining methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
- 3037US2017151625A1Rotary tool and joining methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
- 3136US3968423ANuclear magnetic resonance apparatus of fourier transform typeHITACHI LTD·Filed 1974·Granted Jul 6, 1976·3 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Yoshiharu Utsumi 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 →