Inventor · disambiguated record
Noritsugu Umehara
Also filed as: UMEHARA NORITSUGU
8 granted patents·9 pending applications·166 citations·filing 1988–2025
86Inventor score
Files withMITSUBISHI GAS CHEMICAL CO5FUJI ELECTRIC CO LTD2MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2UNIV NAGOYA NAT UNIV CORP2KATO KOJI1
Top patents by PatentIndex Score
17 records- 0195US4821466AMethod for grinding using a magnetic fluid and an apparatus thereofKATO KOJI·Filed 1988·Granted Apr 18, 1989·77 cites·9 claims
- 0274US5185957AMicro-abrading method and micro-abrading toolMATSUSHITA ELECTRIC CO LTD·Filed 1991·Granted Feb 16, 1993·30 cites·13 claims
- 0374US5076026AMicroscopic grinding method and microscopic grinding deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Dec 31, 1991·31 cites·11 claims
- 0472US7252576B1Method and apparatus for magnetic float polishingUNIV OKLAHOMA STATE·Filed 2006·Granted Aug 7, 2007·7 cites·18 claims
- 0569US10669624B2Sliding member and method for producing the sameMANABE KAZUYOSHI·Filed 2017·Granted Jun 2, 2020·1 cites·2 claims
- 0668US2025320607A1Method for manufacturing coated tubular member having amorphous carbon deposition film formed on inner surf ace of tubular memberFUJI ELECTRIC CO LTD·Filed 2025·Application pending·0 cites
- 0765US11097357B2Drill bit and hole formation methodMITSUBISHI GAS CHEMICAL CO·Filed 2020·Granted Aug 24, 2021·0 cites·10 claims
- 0865US2019061017A1Entry Sheet For Cutting Fiber Reinforced Composite Material Or Metal, And Cutting Method For Cutting Fiber Reinforced Material Or MetalMITSUBISHI GAS CHEMICAL CO·Filed 2018·Application pending·0 cites
- 0964US5404680AMethod for polishing slight area of surface of workpiece and tool thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Apr 11, 1995·20 cites·2 claims
- 1053US2011033365A1Process and apparatus for producing carbonaceous filmUNIV NAGOYA NAT UNIV CORP·Filed 2007·Application pending·0 cites
- 1152US2016045961A1Entry sheet for cutting fiber reinforced composite material or metal, and cutting method for cutting fiber reinforced material or metalMITSUBISHI GAS CHEMICAL CO·Filed 2014·Application pending·0 cites
- 1252US2019275593A1Drill Bit And Hole Formation MethodMITSUBISHI GAS CHEMICAL CO·Filed 2017·Application pending·0 cites
- 1348US2014286598A1Sliding member and manufacturing method thereofUNIV NAGOYA NAT UNIV CORP·Filed 2014·Application pending·0 cites
- 1446US8752503B2Plasma processing device, plasma processing method, and plasma surface processing methodKOUSAKA HIROYUKI·Filed 2007·Granted Jun 17, 2014·0 cites·14 claims
- 1539US2022213805A1Steam turbine memberFUJI ELECTRIC CO LTD·Filed 2022·Application pending·0 cites
- 1636US2019184472A1Drill Bit And Hole Formation MethodMITSUBISHI GAS CHEMICAL CO·Filed 2017·Application pending·0 cites
- 1735US2017029932A1Sliding member and production method thereofTOYOTA MOTOR CO LTD·Filed 2016·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Noritsugu Umehara 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 →