Inventor · disambiguated record
Motoo Yumura
Also filed as: YUMURA MOTOO
25 granted patents·18 pending applications·945 citations·filing 1994–2019
96Inventor score
Top patents by PatentIndex Score
43 records- 0198US7854991B2Single-walled carbon nanotube and aligned single-walled carbon nanotube bulk structure, and their production process, production apparatus and application useNAT INST OF ADVANCED IND SCIEN·Filed 2005·Granted Dec 21, 2010·88 cites·9 claims
- 0297US8114518B2Single-walled carbon nanotube and aligned single-walled carbon nanotube bulk structure, and their production process, production apparatus and application useHATA KENJI·Filed 2010·Granted Feb 14, 2012·31 cites·5 claims
- 0397US7897209B2Apparatus and method for producing aligned carbon-nanotube aggregatesZEON CORP·Filed 2009·Granted Mar 1, 2011·70 cites·12 claims
- 0496US5560898AProcess of isolating carbon nanotubes from a mixture containing carbon nanotubes and graphite particlesAGENCY IND SCIENCE TECHN·Filed 1994·Granted Oct 1, 1996·208 cites·6 claims
- 0596US5482601AMethod and device for the production of carbon nanotubesAGENCY IND SCIENCE TECHN·Filed 1995·Granted Jan 9, 1996·253 cites·6 claims
- 0694US8318308B2Single-walled carbon nanotube and aligned single-walled carbon nanotube bulk structure, and their production process, production apparatus and application useHATA KENJI·Filed 2011·Granted Nov 27, 2012·12 cites·11 claims
- 0793US6974627B2Fine carbon fiber mixture and composition thereofNAT INST OF ADVANCED IND SCIEN·Filed 2002·Granted Dec 13, 2005·41 cites·18 claims
- 0892US7897536B2Nanocapsule-type structureNAT INST OF ADVANCED IND SCIEN·Filed 2005·Granted Mar 1, 2011·19 cites·2 claims
- 0990US6998176B2Fine carbon fiber, method for producing the same and electrically conducting material comprising the fine carbon fiberSHOWA DENKO KK·Filed 2003·Granted Feb 14, 2006·28 cites·5 claims
- 1090US5695734AProcess for the separation of carbon nanotubes from graphiteAGENCY IND SCIENCE TECHN·Filed 1995·Granted Dec 9, 1997·89 cites·16 claims
- 1188US6489025B2Fine carbon fiber, method for producing the same and electrically conducting material comprising the fine carbon fiberSHOWA DENKO KK·Filed 2001·Granted Dec 3, 2002·25 cites·7 claims
- 1285US9682863B2Method for producing aligned carbon nanotube assemblyZEON CORP·Filed 2015·Granted Jun 20, 2017·2 cites·8 claims
- 1380US9227171B2Device for manufacturing aligned carbon nanotube assemblySHIBUYA AKIYOSHI·Filed 2010·Granted Jan 5, 2016·3 cites·12 claims
- 1478US11084725B2Drawn carbon nanotube yarn and production method thereforAIST·Filed 2019·Granted Aug 10, 2021·0 cites·5 claims
- 1576US8202505B2Aligned carbon nanotube bulk aggregate, process for producing the same and uses thereofHATA KENJI·Filed 2009·Granted Jun 19, 2012·3 cites·2 claims
- 1676US5587141AMethod and device for the production of fullerenesDIRECTOR GENERAL OF IND SCIENC·Filed 1995·Granted Dec 24, 1996·61 cites·13 claims
- 1775US8178203B2Aligned single-walled carbon nanotube aggregate, bulk aligned single-walled carbon nanotube aggregate, and powdered aligned single-walled carbon nanotube aggregateHATA KENJI·Filed 2008·Granted May 15, 2012·3 cites·5 claims
- 1874US6699582B2Fine carbon fiber, method for producing the same and electrically conducting material comprising the fine carbon fiberSHOWA DENKO KK·Filed 2002·Granted Mar 2, 2004·7 cites·10 claims
- 1971US10046969B2Device for manufacturing and method for manufacturing oriented carbon nanotube aggregatesSHIBUYA AKIYOSHI·Filed 2012·Granted Aug 14, 2018·1 cites·5 claims
- 2068US2008226537A1Fine carbon fiber, method for producing the same and electrically conducting material comprising the fine carbon fiberSHOWA DENKO KK·Filed 2008·Application pending·0 cites
- 2163US10273157B2Drawn carbon nanotube yarn and production method thereforAIST·Filed 2014·Granted Apr 30, 2019·0 cites·16 claims
- 2263US2018297848A1Device for manufacturing oriented carbon nanotube aggregatesZEON CORP·Filed 2018·Application pending·0 cites
- 2361US2006083919A1Fine carbon fiber, method for producing the same and electrically conducting material comprising the fine carbon fiberSHOWA DENKO KK·Filed 2005·Application pending·0 cites
- 2459US9045344B2Method for producing aligned carbon nanotube aggregateTAKAI HIROKAZU·Filed 2011·Granted Jun 2, 2015·1 cites·17 claims
- 2558US2009232965A1Method and apparatus for producing aligned carbon nanotube aggregateHATA KENJI·Filed 2009·Application pending·0 cites
- 2656US2011116995A1Apparatus and method for producing aligned carbon-nanotube aggregatesSHIBUYA AKIYOSHI·Filed 2011·Application pending·0 cites
- 2756US2009186223A1Single-Walled Carbon Nanotubes, Carbon Fiber Aggregate Containing the Single-Walled Carbon Nanotubes, and Method for Producing ThoseNAT INST OF ADVANCED IND SCIEN·Filed 2007·Application pending·0 cites
- 2854US2016207771A1Apparatus for producing aligned carbon nanotube aggregatesZEON CORP·Filed 2016·Application pending·0 cites
- 2953US8329135B2Aligned carbon nanotube bulk structure having portions different in densityHATA KENJI·Filed 2009·Granted Dec 11, 2012·0 cites·6 claims
- 3052US8455050B2Manufacturing apparatus and manufacturing method for alined carbon nanotubesHATA KENJI·Filed 2008·Granted Jun 4, 2013·0 cites·2 claims
- 3152US2010062229A1Aligned single-walled carbon nanotube aggregate, bulk aligned single-walled carbon nanotube aggregate, powdered aligned single-walled carbon nanotube aggregate, and production method thereofHATA KENJI·Filed 2009·Application pending·0 cites
- 3251US2015232991A1Substrate for Producing Aligned Carbon Nanotube Aggregates and Method for Producing the Aligned Carbon Nanotube AggregatesZEON CORP·Filed 2015·Application pending·0 cites
- 3348US9598285B2Apparatus for producing aligned carbon nanotube aggregatesSHIBUYA AKIYOSHI·Filed 2010·Granted Mar 21, 2017·0 cites·1 claims
- 3445US2014154416A1Apparatus and method for producing oriented carbon nanotube aggregateHIROTA MITSUHITO·Filed 2012·Application pending·0 cites
- 3542US2011318487A1Substrate for producing aligned carbon nanotube aggregates and method for producing the aligned carbon nanotube aggregatesTAKAI HIROKAZU·Filed 2010·Application pending·0 cites
- 3642US2007298253A1Transparent Conductive Carbon Nanotube Film and a Method for Producing the SameHATA KENJI·Filed 2005·Application pending·0 cites
- 3741US8883260B2Apparatus and method for producing carbonHATA KENJI·Filed 2010·Granted Nov 11, 2014·0 cites·2 claims
- 3841US2009272935A1Aligned Carbon Nanotube Bulk Aggregate, Process for Producing The Same and Uses ThereofNAT INST OF ADVANCED IND SCIEN·Filed 2007·Application pending·0 cites
- 3941US2009297846A1Double-Walled Carbon Nanotube, Aligned Double-Walled Carbon Nanotube Bulk Structure and Process for Producing the SameHATA KENJI·Filed 2006·Application pending·0 cites
- 4038US2003096104A1Carbon nanotube complex molded body and the method of making the samePOLYMATECH CO LTD·Filed 2002·Application pending·0 cites
- 4138US2012148476A1Method for producing carbon nanotube assembly having high specific surface areaHATA KENJI·Filed 2010·Application pending·0 cites
- 4238US2009214816A1Aligned Carbon Nanotube Bulk Structure Having Portions Different in Density, Process for Producing The Same and Uses thereofHATA KENJI·Filed 2007·Application pending·0 cites
- 4338US2012132861A1Electrode material and electrode containing the electrode materialTAMAMITSU KENJI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →