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Inventor

Keiichi Kondo

Inventor
Chiryu, JP

Overview

26→
Patents
1976–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 26 as inventor

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

C21Dprimary
C21DModifying the physical structure of ferrous metals14%
C22CAlloys14%
B60NSeats specially adapted for vehicles9%
F16LPipes6%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles4%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%
Y02PClimate change mitigation technologies in the production or processing of goods4%
B21BRolling of metal3%
B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general3%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%
PatentTitleYear
10,843,607Headrest and vehicle seat202010,752,979Low alloy oil-well steel pipe202010,703,267Haptic and visual attention attracting device for vehicle202010,640,009Seat occupancy sensor having an array of sensors shifted from a center of a seat of a vehicle202010,632,877Vehicle seat202010,583,759Vehicle seat202010,563,793Low alloy oil-well steel pipe202010,487,373Steel pipe for line pipe and method of manufacturing the same201910,415,125Thick-wall oil-well steel pipe and production method thereof201910,407,758Steel for oil country tubular goods and method of producing the same201910,287,645Method for producing high-strength steel material excellent in sulfide stress cracking resistance201910,094,008Seamless steel pipe for line pipe used in sour environments201810,036,078Low alloy oil well steel pipe and method for manufacturing same20189,999,995Method for producing molded article of fiber-reinforced plastic20189,909,198'Method for producing a low alloy steel for oil country tubular goods having excellent sulfide stress cracking resistance'20189,895,867'Laminated molded body'20189,670,356'Matrix material'20178,696,834'Method for manufacturing seamless pipes'20148,459,313'Gas fuel vehicle'20138,408,600'Tank mounting mechanism and vehicle equipped with tank'20137,946,602'Stabilizer'20117,394,648'Electric double-layer capacitor, its manufacturing method, and electronic device using same'20087,338,128'Seat back lock'20087,115,518'Method for fabricating semiconductor device comprising forming holes in a multi-layer insulating film'20065,627,700'Floating type magnetic head having flush rear reference surface'19973,946,093'Process for preparing polyphosphonate'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008–2020Based in Chiryu, JP· patent location history
2011–2020Patents assigned to TOYOTA MOTOR CO LTD (8)· patent assignee history
2013–2014Patents assigned to KONDO KEIICHI (3)· patent assignee history
2014–2020Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (10)· patent assignee history
2014–2020Based in Wakayama, JP· patent location history
2017–2018Patents assigned to FUKUI PREFECTURAL GOVERNMENT (3)· patent assignee history
2017–2018Based in Fukui, JP· patent location history
2019–2020Patents assigned to NIPPON STEEL CORP (5)· patent assignee history
2019–2020Based in Izumisano, JP· patent location history
2019Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON STEEL & SUMITOMO METAL CORP102014–2020
TOYOTA MOTOR CO LTD82011–2020
NIPPON STEEL CORP52019–2020
FUKUI PREFECTURAL GOVERNMENT32017–2018
KONDO KEIICHIself32013–2014
Locations
LocationPatentsSpan
Chiryu, JP82008–2020
Wakayama, JP52014–2020
Izumisano, JP32019–2020
Fukui, JP32017–2018
Tokyo, JP22019