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Inventor

Tomotaka Ishikawa

Inventor
Tokyo, JP

Overview

36→
Patents
1999–2020
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 36 as inventor

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

H01Mprimary
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy20%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution20%
F25BRefrigeration machines, plants or systems14%
B60HArrangements of heating, cooling, ventilating or other air-treating devices specially adapted for passenger or goods spaces of vehicles7%
F25DRefrigerators5%
Y02TClimate change mitigation technologies related to transportation5%
B60LPropulsion of electrically-propelled vehicles3%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%
F24FAir-conditioning3%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications3%
PatentTitleYear
10,868,316Fuel cell system and method of controlling the same202010,845,108Refrigeration device and controller for refrigeration device202010,756,364Fuel cell system and control method of fuel cell system202010,714,772Fuel cell system with improved leak detection202010,693,160Fuel cell system and method of controlling the same202010,601,059Fuel cell system having improved timing control and vehicle utilizing the same202010,431,834Fuel cell system with improved valve control201910,254,016Refrigeration cycle apparatus and method for controlling refrigeration cycle apparatus201910,247,454Refrigerating apparatus201910,186,721Fuel cell system201910,132,539Refrigerating apparatus201810,088,210Refrigeration cycle apparatus201810,077,924Binary refrigeration apparatus201810,060,661Accumulator and refrigeration apparatus including the same201810,001,310Binary refrigeration apparatus20189,874,402Heat exchanger, refrigeration cycle apparatus, and method of manufacturing heat exchanger20189,835,368Refrigerating and air-conditioning apparatus for use in a defrosting operation20179,797,648'Refrigerating and air-conditioning apparatus for use in a defrosting operation'20179,726,420'Apparatus for defrosting a plurality of heat exchangers having a common outdoor fan'20179,541,313'Refrigerating device'20179,452,770'Steering wheel'20169,425,473'Fuel cell system and method of operating fuel cell system'20169,227,588'Steering wheel'20169,105,889'Method and apparatus for determining humidity states of individual cells in a fuel cell, method and apparatus for controlling humidity states of individual cells in a fuel cell, and a fuel cell system'20159,099,705'Fuel cell system, and control method for fuel cell system'20159,070,914'Method of controlling water content of fuel cell and fuel cell system'20158,905,430'Cover body for airbag device'20148,753,782'Cooling system and method of a fuel cell'20148,728,672'Fuel cell system'20148,652,699'Fuel cell system'20148,642,219'Cooling system and method of a fuel cell'20148,252,470'Fuel cell system'20128,119,300'Air conditioning control system'20128,092,947'Fuel cell system'20127,744,121'Airbag, airbag apparatus, and method for folding airbag'20106,006,644'Mine treatment method and mine treating apparatus'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010–2016Patents assigned to NIHON PLAST CO LTD (4)· patent assignee history
2012–2020Patents assigned to TOYOTA MOTOR CO LTD (18)· patent assignee history
2012–2018Patents assigned to ISHIKAWA TOMOTAKA (16)· patent assignee history
2012–2014Based in Toyota, JP· patent location history
2014–2016Patents assigned to SUEMATSU KEIGO (5)· patent assignee history
2014–2016Based in Aichi, JP· patent location history
2014–2016Based in Fujinomiya, JP· patent location history
2017–2020Patents assigned to MITSUBISHI ELECTRIC CORP (13)· patent assignee history
2017–2020Based in Tokyo, JP· patent location history
2019–2020Based in Nagoya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYOTA MOTOR CO LTD182012–2020
ISHIKAWA TOMOTAKAself162012–2018
MITSUBISHI ELECTRIC CORP132017–2020
SUEMATSU KEIGO52014–2016
NIHON PLAST CO LTD42010–2016
Locations
LocationPatentsSpan
Tokyo, JP132017–2020
Nagoya, JP72019–2020
Aichi, JP52014–2016
Toyota, JP52012–2014
Fujinomiya, JP22014–2016