Inventor
ENOMOTO YUJI
JP79 patents
⚠️ This page may combine multiple inventors who share the name “ENOMOTO YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
13 patentsUS6229241B1May 8, 2001
Structure and manufacturing method for motor and stator
HITACHI LTD90 citations98
US6211587B1Apr 3, 2001
Electric rotating machine
HITACHI LTD99 citations98
US7750529B2Jul 6, 2010
Electric Pump
HITACHI LTD20 citations92
US6222296B1Apr 24, 2001
Electric motor having a stator with an end core part having a different shape than a central core part
HITACHI LTD22 citations92
US5886444AMar 23, 1999
Rotary machine and manufacturing method therefor
HITACHI LTD44 citations92
US8358040B2Jan 22, 2013
Permanent magnet type electric rotating machine
HITACHI LTD16 citations84
US7906881B2Mar 15, 2011
Motor
HITACHI LTD10 citations84
US7701109B2Apr 20, 2010
Rotating electrical machine
HITACHI LTD11 citations84
US6876118B2Apr 5, 2005
Abduction-type motor and fabrication method of motor stator thereof
HITACHI LTD17 citations84
US6481089B1Nov 19, 2002
Method for manufacturing an electromotive machine having an insulated coil
HITACHI LTD16 citations84
US11205935B2Dec 21, 2021
Axial gap dynamo-electric machine
HITACHI LTD11 citations83
US10756600B2Aug 25, 2020
Axial gap rotary electric machine
HITACHI LTD2 citations73
US9154020B2Oct 6, 2015
Axial gap rotating-electric machine
HITACHI LTD6 citations71
HITACHI IND EQUIPMENT SYS
9 patentsUS7649298B2Jan 19, 2010
Claw teeth type electric rotary machine and manufacturing method for stators
HITACHI IND EQUIPMENT SYS21 citations92
US7714475B2May 11, 2010
Multiple phase claw pole type motor
HITACHI IND EQUIPMENT SYS13 citations84
US7714466B2May 11, 2010
Claw-teeth-type rotating electrical machine
HITACHI IND EQUIPMENT SYS8 citations84
US7692344B2Apr 6, 2010
Polyphase claw pole type motor
HITACHI IND EQUIPMENT SYS8 citations83
US7791244B2Sep 7, 2010
Multiphase claw-pole type electric rotary machine, cogging torque adjustment system of the same, generator system, and motor system
HITACHI IND EQUIPMENT SYS7 citations74
US7592734B2Sep 22, 2009
Three-phase permanent magnet brushless motor
HITACHI IND EQUIPMENT SYS7 citations72
US9350206B2May 24, 2016
Axial gap rotating electrical machine
HITACHI IND EQUIPMENT SYS3 citations66
US7795774B2Sep 14, 2010
Multiple phase claw pole type motor
HITACHI IND EQUIPMENT SYS2 citations63
USD572660SJul 8, 2008
Claw teeth motor core
HITACHI IND EQUIPMENT SYS5 citations63
AGENCY IND SCIENCE TECHN
8 patentsUS4500564AFeb 19, 1985
Method for surface treatment by ion bombardment
AGENCY IND SCIENCE TECHN58 citations96
US5387869AFeb 7, 1995
Apparatus for measuring transient electric earth current to predict the occurrence of an earthquake
AGENCY IND SCIENCE TECHN30 citations93
US5100848AMar 31, 1992
Oxide type solid lubricant containing Cr2 O3 and Na2 ZrO.sub.
AGENCY IND SCIENCE TECHN43 citations92
US5271890ADec 21, 1993
Method for producing carbon allotrope
AGENCY IND SCIENCE TECHN18 citations81
US4984453AJan 15, 1991
Indenter for fractoemission measurement
AGENCY IND SCIENCE TECHN15 citations74
US4492764AJan 8, 1985
Sintered ceramic body containing titanium carbonitride
AGENCY IND SCIENCE TECHN18 citations72
US4956205ASep 11, 1990
Method of improving water lubricity of ceramics
AGENCY IND SCIENCE TECHN8 citations66
US4772111ASep 20, 1988
Optical mirror with c/c composite substrate and an intermediate layer of molydenum, tungsten, or niobium 40 to 100 μm thick
AGENCY IND SCIENCE TECHN13 citations65
MITSUI TOATSU CHEMICALS
6 patentsUS4889551ADec 26, 1989
Isoxazoline derivatives and plant growth regulators
MITSUI TOATSU CHEMICALS17 citations81
US4592773AJun 3, 1986
Substituted propargyloxyacetonitrile derivatives, process for production thereof, and herbicide and agricultural-horticultural fungicide comprising said derivatives as active ingredients
MITSUI TOATSU CHEMICALS22 citations80
US4918106AApr 17, 1990
N-(2-chloro-4-nitrophenyl)-3-trifluoromethyl-benzenesulfonamide derivative and agricultural fungicide containing same
MITSUI TOATSU CHEMICALS7 citations73
US4870107ASep 26, 1989
N-(2-chloro-4-nitrophenyl)-(benzenesulfonamide derivative and agricultural fungicide containing same
MITSUI TOATSU CHEMICALS7 citations73
US4851445AJul 25, 1989
N-(2-Chloro-4-nitrophenyl)-benezene-sulfonamide derivative and agricultural fungicide containing same
MITSUI TOATSU CHEMICALS6 citations73
US4692466ASep 8, 1987
N-(2-chloro-4-trifluoromethylphenyl)-3-trifluoromethylbenzenesulfonamide derivative and agricultural fungicide containing same
MITSUI TOATSU CHEMICALS13 citations73
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD
4 patentsUS11165312B2Nov 2, 2021
Axial-gap dynamo-electric machine
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD15 citations84
US10763716B2Sep 1, 2020
Axial-air-gap dynamo-electric machine with a tubular-shaped stator bobbin
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD9 citations82
US9935510B2Apr 3, 2018
Axial-type rotary electric machine
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD2 citations73
US10530210B2Jan 7, 2020
Axial air gap rotating electric machine
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD2 citations71
HITACHI METALS LTD
2 patentsUS8373326B2Feb 12, 2013
Axial gap motor, compressor, motor system, and power generator
HITACHI METALS LTD29 citations92
US11557948B2Jan 17, 2023
Radial-gap-type rotary electric machine, production method for radial-gap-type rotary electric machine, production device for rotary electric machine teeth piece, and production method for rotary electric machine teeth member
HITACHI METALS LTD0 citations63
JAPAN SERVO
2 patentsENOMOTO YUJI
2 patentsWANG ZHUONAN
1 patentNAKATSUGAWA JUNNOSUKE
1 patentIWASAKI NORIHISA
1 patentTOKOI HIROOKI
1 patentShowing the top 50 of 79 patents by PatentIndex Score.