LexDanaLexDanabeta
Inventor

Hiroshi Okuda

Inventor
Tokyo, JP

Overview

103→
Patents
1977–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 103 as inventor

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

F02Pprimary
F02PIgnition, other than compression ignition, for internal-combustion engines18%
H01JElectric discharge tubes or discharge lamps8%
LOC108%
Y02TClimate change mitigation technologies related to transportation7%
G01NInvestigating or analysing materials by determining their chemical or physical properties4%
H04NPictorial communication, e.g. television4%
F02BInternal-combustion piston engines3%
F02DControlling combustion engines3%
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 systems3%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters3%
PatentTitleYear
10,519,003Elevator operation panel201910,336,574Elevator operation panel201910,248,888Classifying method, storage medium, inspection method, and inspection apparatus201910,095,125Measurement apparatus, lithography apparatus, and method of manufacturing article20189,959,482Classifying method, storage medium, inspection method, and inspection apparatus20189,875,873Particle charger20189,787,708'Information processing apparatus, method, and medium'20179,777,695'High-frequency discharge ignition device'20179,726,140'Internal combustion engine control apparatus'20179,546,637'Ignition apparatus'20179,369,074'Electric power supply system'20169,048,735'Power supply device and method of determining abnormality in power supply device'20158,860,419'Ion current detector'2014D0705688'Control panel for elevator'2014D0705689'Control panel for elevator'2014D0705723'Control panel for elevator'2014D0705687'Control panel for elevator'2014D0700533'Control panel for elevator'2014D0699142'Control panel for elevator'2014D0698274'Control panel for elevator'2014D0696602'Control panel for elevator'2013D0696601'Control panel for elevator'20138,565,425'Recording medium, method for manufacturing the same and apparatus for reproducing the same'20138,525,490'Power supply device'20138,485,166'Ignition device for internal combustion engine'20138,467,666'Recording medium production method, recording medium, and player for recording medium'2013D0681493'Control panel for elevator'20138,421,422'Power supply device'20138,415,931'Power supply device'20138,415,930'Power supply device'2013D0679619'Control panel for elevator'20138,406,379'Curvature distribution crystal lens and X-ray reflectometer'2013D0678795'Control panel for elevator'2013D0678098'Operating panel for elevator'20138,387,580'Plasma ignition device for internal combustion engine'2013D0674353'Operating panel for elevator'2013D0674352'Operating panel for elevator'2013D0673511'Operating panel for elevator'20138,265,494'Image forming apparatus including a toner supply controller to control a supply of toner'20128,126,666'Fuel cell evaluation method and fuel cell evaluation apparatus'20128,096,276'Plasma ignition device'20128,086,086'Information processing apparatus, information processing method, and computer program'20118,025,040'Plasma ignition system'20118,022,362'Ionization device'20117,880,109'Classification apparatus and fine particle measuring apparatus'20117,860,861'Information processing apparatus, information processing method, and program for the same'20107,396,606'Fuel-cell evaluation equipment'20087,359,808'Fuel cell evaluation method and fuel cell evaluation apparatus'20087,298,156'Electronic part test apparatus'20077,140,260'Gas flow measuring device and gas flow measuring method'20066,493,467'Image processor, data processor, and their methods'20026,466,268'Image control device and method, and image display device'20026,371,186'Device for manufacturing panel with functional film'20026,027,390'Frit-sealing apparatus for cathode-ray tube'20005,909,915'Resin-molded electronic circuit device'19995,865,319'Automatic test handler system for IC tester'19995,859,098'Weather resistant polyacetal composition'19995,770,258'Cathode-ray tube and method of producing the same'19985,698,258'Method of producing a cathode-ray tube including first and second transparent layers of high and low refractive indices formed on a face plate to thereby lower electromagnetic wave emission and reduce external light reflection'19975,519,282'Cathode-ray tube and method of producing the same'19965,451,840'Cathode-ray tube providing protection from alternating electric fields'19955,420,648'2-CRT type projection apparatus including a red/green CRT and a blue/green CRT with different green phosphors'19955,404,859'Ignition system for internal combustion engine'19955,391,910'Light receiving device'19955,318,002'Ignition apparatus for internal combustion engine'19945,246,894'Silicon carbide reinforced composite material'19935,225,730'Projection cathode ray tube'19935,213,079'Ignition timing control apparatus'19935,200,667'Color cathode-ray-tube with electrical and optical coating film'19935,166,577'Projection cathode-ray tube with interference film'19925,127,962'Method for cleaning apparatus used for measuring dissolved gas in oil'19925,123,390'Ignition timing control apparatus for an internal combustion engine'19925,105,785'Ignition timing control apparatus'19925,089,743'Projection cathode ray tube'19925,085,191'Tachometer signal generating device'19925,074,274'Ignition system for internal combustion engines'19915,070,839'Ignition timing control apparatus for a marine engine'19915,048,486'Ignition circuit with timing control'19915,013,480'Phosphor for cathode ray tube'19915,009,209'Ignition timing control circuit for an internal combustion engine'19915,001,521'Semiconductor substrate including strained layer superlattice structure layer'19914,983,136'Method of forming an electron reflecting coat on CRT shadow masks'19914,982,717'Ignition system for an engine with a reverse-rotation preventing function'19914,976,234'Internal combustion engine stop device'19904,976,240'Engine ignition system'19904,967,719'Internal combustion engine ignition system'19904,951,625'Internal combustion engine stop device'19904,944,178'Apparatus and method for measuring dissolved gas in oil'19904,927,471'Semiconductor substrate comprising wafer substrate and compound semiconductor layer'19904,887,581'Ignition apparatus for internal combustion engine'19894,871,471'Phosphor for cathode ray tube'19894,859,741'Polyester composition'19894,856,488'Ignition system for an internal combustion engine'19894,844,034'Ignition timing control apparatus'19894,796,411'Packaging food in raised state'19894,718,394'Ignition device for an internal combustion engine'19884,644,927'Engine ignition timing control device'19874,623,907'Semiconductor light-emitting device'19864,612,899'Ignition timing control apparatus'19864,558,683'Ignition system in internal combustion engine'19854,287,542'Recording and reproducing device'19814,147,052'Hardness tester'19794,050,088'Apparatus for selecting playback or recording modes in magnetic recording and/or reproducing apparatus'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–2017Based in Tokyo, JP· patent location history
1985–2019Patents assigned to MITSUBISHI ELECTRIC CORP (66)· patent assignee history
1986–1999Based in Himeji, JP· patent location history
1989–2018Based in Nagaokakyo, JP· patent location history
1990–2013Based in Kyoto, JP· patent location history
1992–2017Patents assigned to OKUDA HIROSHI (32)· patent assignee history
2011–2019Based in Chiyoda-ku, JP· patent location history
2013–2014Patents assigned to OGURA TOSHIHISA (14)· patent assignee history
2013–2014Patents assigned to SAIKAWA YOSHINORI (14)· patent assignee history
2013–2014Patents assigned to YUASA EIJI (10)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI ELECTRIC CORP661985–2019
OKUDA HIROSHIself321992–2017
OGURA TOSHIHISA142013–2014
SAIKAWA YOSHINORI142013–2014
YUASA EIJI102013–2014
Locations
LocationPatentsSpan
Tokyo, JP241979–2017
Himeji, JP221986–1999
Chiyoda-ku, JP172011–2019
Nagaokakyo, JP141989–2018
Kyoto, JP51990–2013