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Inventor

Takeshi Itoh

Inventor
Nagoya, JP

Overview

61→
Patents
1978–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 61 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Pprimary
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters27%
Y02TClimate change mitigation technologies related to transportation10%
B60LPropulsion of electrically-propelled vehicles9%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles3%
B60NSeats specially adapted for vehicles3%
B60WConjoint control of vehicle sub-units of different type or different function3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
B22FWorking metallic powder2%
C12NMicroorganisms or enzymes2%
PatentTitleYear
11,016,345Liquid crystal cell and liquid crystal display device202110,547,239Voltage converter control apparatus configured to determine a normal duty ratio range based on a command value for the output voltage20209,762,154'Control system for electric rotating machine'20179,590,551'Control apparatus for AC motor'20179,374,031'AC motor control apparatus'20169,276,517'Control device of AC motor'20169,172,322'Control apparatus for AC motor'20159,160,267'AC motor control apparatus'20159,154,070'Controller for AC motor'20159,154,064'Control device for AC motor'20159,154,071'AC motor control apparatus'20159,120,388'Rotating electrical machine drive system'20159,106,170'Control device of AC motor'20159,106,163'Control device of AC motor'20159,093,936'Control apparatus for AC motor'20159,084,298'Substrate processing apparatus including shielding unit for suppressing leakage of magnetic field'20159,077,273'Control device of AC motor'20159,077,278'AC motor control apparatus'20159,065,365'Control device of AC motor'20159,065,378'AC motor control apparatus'20159,041,324'AC motor control apparatus'20159,035,580'AC motor control apparatus'20159,028,614'Substrate processing apparatus'20159,024,553'AC motor control apparatus'20159,007,009'Control apparatus for AC motor'20158,981,688'Control device for AC motor'20158,957,613'Control device for AC motor'20158,957,616'Control device for AC motor'20158,917,040'AC motor control apparatus'20148,884,564'Voltage converter and voltage converter system including voltage converter'20148,810,176'Converter control device for vehicle'20148,274,247'Rotary electric machine control system'20128,269,437'Rotary electric machine control system'20128,269,439'Drive controller and drive control method for electric motor'20128,258,728'Rotary electric machine control system'20128,253,356'Vehicle control system'20128,225,893'Control apparatus and control method for hybrid vehicle'20128,212,502'Control apparatus and control method for hybrid vehicle'20128,164,287'Motor drive control apparatus and method'20128,148,937'Alternating-current motor control apparatus'20128,052,571'Control device and control method for hybrid vehicle'20117,901,200'Molding apparatus'20117,594,809'Molding die unit'20097,284,794'Vehicle seat'20077,244,838'Method for detecting, identifying and counting Vibrio parahaemolyticus using gene (rpoD) sequence encoding RNA polymerase σ70 factor'20077,234,769'Vehicle seat'20077,044,545'Vehicle seat'20067,017,989'Vehicular seat including forward movable headrest'20066,351,071'Magnetron apparatus and manufacturing method therefor'20026,056,989'PH adjustors and drinks using the same'20005,532,638'Superconducting energy storage apparatus'19965,495,371'Magnetic tape library device and method for maintaining magnetic recording and reproducing device and magnetic head'19965,370,714'Method of cultivating mushrooms and woody culture medium therefor'19945,097,674'Air conditioning apparatus'19925,029,451'Air conditioning apparatus'19914,870,333'Automatic opening and closing device for a window'19894,689,357'Vibration isolator'19874,480,931'Electronic typewriter'19844,352,899'Coating composition for metal-substrate'19824,074,232'Data sending and receiving system for packet switching network'19784,072,071'Mechanical-hydraulic radial feed system for a lathe'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1996Patents assigned to HITACHI LTD (3)· patent assignee history
1982–2021Based in Sakai, JP· patent location history
1996–2020Based in Nagoya, JP· patent location history
2006–2007Patents assigned to NHK SPRING CO LTD (4)· patent assignee history
2006–2007Based in Yokohama, JP· patent location history
2007–2011Based in Tokyo, JP· patent location history
2011–2020Patents assigned to DENSO CORP (38)· patent assignee history
2011–2012Patents assigned to TOYOTA MOTOR CO LTD (7)· patent assignee history
2012–2015Patents assigned to ITOH TAKESHI (13)· patent assignee history
2015Based in Toyama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DENSO CORP382011–2020
ITOH TAKESHIself132012–2015
TOYOTA MOTOR CO LTD72011–2012
NHK SPRING CO LTD42006–2007
HITACHI LTD31978–1996
Locations
LocationPatentsSpan
Nagoya, JP381996–2020
Yokohama, JP42006–2007
Tokyo, JP32007–2011
Sakai, JP21982–2021
Toyama, JP22015