Inventor
HIKATA TAKESHI
JP43 patents
⚠️ This page may combine multiple inventors who share the name “HIKATA TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
38 patentsUS7785558B2Aug 31, 2010
Method of manufacturing carbon nanostructure
SUMITOMO ELECTRIC INDUSTRIES66 citations98
US5288699AFeb 22, 1994
Method of manufacturing oxide superconducting wire
SUMITOMO ELECTRIC INDUSTRIES23 citations93
US5902774AMay 11, 1999
Method for preparing high-temperature superconducting wire
SUMITOMO ELECTRIC INDUSTRIES25 citations92
US5508254AApr 16, 1996
Method of preparing oxide superconducting wire
SUMITOMO ELECTRIC INDUSTRIES22 citations92
US6641647B2Nov 4, 2003
Hydrogen-permeable structure and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES13 citations84
US6572683B2Jun 3, 2003
Substance separation structure and method of preparing the same
SUMITOMO ELECTRIC INDUSTRIES17 citations84
US5246917ASep 21, 1993
Method of preparing oxide superconducting wire
SUMITOMO ELECTRIC INDUSTRIES19 citations82
US6828037B2Dec 7, 2004
Hydrogen-permeable structure and method for manufacture thereof or repair thereof
SUMITOMO ELECTRIC INDUSTRIES9 citations74
US6357105B1Mar 19, 2002
Oxide superconducting wire
SUMITOMO ELECTRIC INDUSTRIES8 citations74
US5434130AJul 18, 1995
Method of preparing oxide superconducting wire
SUMITOMO ELECTRIC INDUSTRIES7 citations74
US5369089ANov 29, 1994
Method of preparing oxide superconducting wire
SUMITOMO ELECTRIC INDUSTRIES6 citations74
US5236891AAug 17, 1993
Method of preparing bismuth oxide superconductor comprising heating under a reduced pressure
SUMITOMO ELECTRIC INDUSTRIES12 citations74
US6844064B1Jan 18, 2005
Method of manufacturing oxide superconducting wire, oxide superconducting wire, superconducting coil and superconducting apparatus
SUMITOMO ELECTRIC INDUSTRIES11 citations73
US5610123AMar 11, 1997
Method of preparing bismuth oxide superconductor
SUMITOMO ELECTRIC INDUSTRIES11 citations73
US6276048B1Aug 21, 2001
Method of producing oxide superconductor
SUMITOMO ELECTRIC INDUSTRIES7 citations72
US5639714AJun 17, 1997
Method of producing oxide superconductor
SUMITOMO ELECTRIC INDUSTRIES15 citations72
US5910222AJun 8, 1999
Bismuth oxide superconductor and method of preparing the same
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US5807808ASep 15, 1998
Method of preparing Bi oxide superconducting wire
SUMITOMO ELECTRIC INDUSTRIES3 citations63
US5670459ASep 23, 1997
Bismuth oxide superconductor of preparing the same
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US11685655B2Jun 27, 2023
Carbon nanostructure producing method, carbon nanostructure and carbon nanostructure producing apparatus
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US7468207B2Dec 23, 2008
Superconducting coil and superconducting apparatus
SUMITOMO ELECTRIC INDUSTRIES1 citations62
US12221347B2Feb 11, 2025
Carbon nanotube assembled wire and carbon nanotube assembled wire bundle
SUMITOMO ELECTRIC INDUSTRIES0 citations61
US12168607B2Dec 17, 2024
Method for manufacturing carbon nanotube, method for manufacturing carbon nanotube assembled wire, method for manufacturing carbon nanotube assembled wire bundle, carbon nanotube manufacturing apparatus, carbon nanotube assembled wire manufacturing apparatus, and carbon nanotube assembled wire bundle manufacturing apparatus
SUMITOMO ELECTRIC INDUSTRIES0 citations61
US11866330B2Jan 9, 2024
Method for manufacturing carbon nanotube, method for manufacturing carbon nanotube assembled wire, method for manufacturing carbon nanotube assembled wire bundle, carbon nanotube manufacturing apparatus, carbon nanotube assembled wire manufacturing apparatus, and carbon nanotube assembled wire bundle manufacturing apparatus
SUMITOMO ELECTRIC INDUSTRIES0 citations61
US12480230B2Nov 25, 2025
Carbon nanotube-resin composite and method for manufacturing carbon nanotube-resin composite
SUMITOMO ELECTRIC INDUSTRIES0 citations60
US11939219B2Mar 26, 2024
Carbon nanotube assembled wire, carbon nanotube assembled wire bundle, and carbon nanotube structure
SUMITOMO ELECTRIC INDUSTRIES0 citations60
US11673806B2Jun 13, 2023
Carbon nanotube composite assembled wire, heat-treated body of carbon nanotube composite assembled wire, method for manufacturing carbon nanotube composite assembled wire, and method for manufacturing heat-treated body of carbon nanotube composite assembled wire
SUMITOMO ELECTRIC INDUSTRIES0 citations60
US11511996B2Nov 29, 2022
Carbon nanotube composite, method for manufacturing the same, and method for manufacturing refined carbon nanotube
SUMITOMO ELECTRIC INDUSTRIES0 citations60
US7658971B2Feb 9, 2010
Method of producing carbon nanostructure
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US6536096B2Mar 25, 2003
Method of preparing bismuth oxide superconducting wire
SUMITOMO ELECTRIC INDUSTRIES1 citations52
US5663120ASep 2, 1997
Method of preparing oxide high-temperature superconductor
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US5378684AJan 3, 1995
Method of preparing oxide high-temperature
SUMITOMO ELECTRIC INDUSTRIES1 citations52
US7132162B2Nov 7, 2006
Superconducting coil and superconducting apparatus
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US11220432B2Jan 11, 2022
Method for producing carbon nanostructure and apparatus for producing carbon nanostructure
SUMITOMO ELECTRIC INDUSTRIES0 citations50
US10767282B2Sep 8, 2020
Method for manufacturing carbon nanostructure, and device for manufacturing carbon nanostructure
SUMITOMO ELECTRIC INDUSTRIES0 citations50
US10105683B2Oct 23, 2018
Porous member and catalyst member
SUMITOMO ELECTRIC INDUSTRIES0 citations48
US9493354B2Nov 15, 2016
Carbon nanostructure, and method and apparatus for manufacturing carbon nanostructure
SUMITOMO ELECTRIC INDUSTRIES0 citations48
US9096434B2Aug 4, 2015
Method and apparatus for manufacturing carbon nanostructure, and carbon nanostructure assembly
SUMITOMO ELECTRIC INDUSTRIES0 citations48
HIKATA TAKESHI
4 patentsUS8668952B2Mar 11, 2014
Carbon wire and nanostructure formed of carbon film and method of producing the same
HIKATA TAKESHI2 citations60
US9162891B2Oct 20, 2015
Apparatus for manufacturing carbon nanostructure and method for manufacturing carbon nanostructure
HIKATA TAKESHI1 citations50
US8592338B2Nov 26, 2013
Catalyst structure and method of manufacturing carbon nanotube using the same
HIKATA TAKESHI0 citations50
USRE44069EMar 12, 2013
Method of producing carbon nanostructure
HIKATA TAKESHI0 citations50