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Inventor

Toshiro Hirai

Inventor
Tokyo, JP

Overview

14→
Patents
1987–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 14 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 energy30%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution30%
Y02TClimate change mitigation technologies related to transportation13%
H01GCapacitors10%
B60GVehicle suspension arrangements5%
F16FSprings3%
G01RMeasuring electric variables3%
H01BCables3%
H02JElectric power networks3%
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%
PatentTitleYear
10,490,855Electrochemical energy storage device201910,153,491Secondary battery201810,033,049Non-aqueous electrolyte for electrochemical devices, method for producing the same, and electrochemical device using the same20189,972,875Alkaline storage battery20189,882,246'Electrochemical energy storing device'20189,812,264'Electrochemical energy storage device which exhibits capacity through a conversion reaction, and active material for the same and production method thereof'20179,742,035'Electrochemical energy storage device'20179,716,292'Electrochemical energy storage device'20176,586,940'Capacity estimation method, degradation estimation method and degradation estimation apparatus for lithium-ion cells, and lithium-ion batteries'20035,572,426'Apparatus and method for controlling damping force characteristic of vehicular shock absorber'19965,485,377'Apparatus and method for controlling damping force characteristic of vehicular shock absorber'19965,368,958'Lithium anode with conductive for and anode tab for rechargeable lithium battery'19944,737,424'Secondary lithium battery'19884,675,260'Lithium battery including vanadium pentoxide base amorphous cathode active material'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2003Patents assigned to NIPPON TELEGRAPH & TELEPHONE (3)· patent assignee history
1987–1988Based in Mito, JP· patent location history
1996Patents assigned to NISSAN MOTOR (2)· patent assignee history
1996Based in Atsugi, JP· patent location history
2003Based in Suginami-ku, JP· patent location history
2017–2019Patents assigned to PANASONIC CORP (6)· patent assignee history
2017–2019Patents assigned to UNIV KYOTO (6)· patent assignee history
2017–2019Based in Tokyo, JP· patent location history
2017–2018Based in Kyoto, JP· patent location history
2018–2019Patents assigned to TOYOTA MOTOR CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PANASONIC CORP62017–2019
UNIV KYOTO62017–2019
NIPPON TELEGRAPH & TELEPHONE31987–2003
NISSAN MOTOR21996
TOYOTA MOTOR CO LTD22018–2019
Locations
LocationPatentsSpan
Tokyo, JP42017–2019
Kyoto, JP42017–2018
Atsugi, JP21996
Mito, JP21987–1988
Suginami-ku, JP12003