LexDanaLexDanabeta
Inventor

Takahiro Kumamoto

Inventor
Osaka, JP

Overview

15→
Patents
2001–2020
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 15 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 energy38%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution38%
B64CAeroplanes6%
G05DSystems for controlling or regulating non-electric variables6%
E05BLocks3%
Y02PClimate change mitigation technologies in the production or processing of goods3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
10,665,881Redox flow battery system, pump control unit, and method for operating redox flow battery202010,396,372Electrolytic solution circulation type battery201910,263,270Redox flow battery system and method for operating redox flow battery system201910,090,541Redox flow battery20189,640,813'Cell frame, cell stack, and redox flow battery'20179,531,028'Redox flow battery'20169,118,064'Redox flow battery'20158,771,857'Redox flow battery'20148,632,903'Redox flow battery and method of operating the same'20148,288,030'Redox flow battery'20128,265,807'Automatic takeoff and landing apparatus for aircraft, and methods for performing an automatic takeoff and an automatic landing of an aircraft'20128,221,911'Method for operating redox flow battery and redox flow battery cell stack'20128,175,763'Automatic aircraft takeoff and landing apparatus and method for accomplishing the same'20127,061,205'Method for operating redox flow battery system'20066,168,215'Door lock device for vehicle'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001Based in Miyazaki, JP· patent location history
2006–2020Based in Osaka, JP· patent location history
2012–2020Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (11)· patent assignee history
2012–2016Patents assigned to KUMAMOTO TAKAHIRO (8)· patent assignee history
2012–2016Patents assigned to DONG YONGRONG (5)· patent assignee history
2012–2016Patents assigned to SHIGEMATSU TOSHIO (5)· patent assignee history
2012Patents assigned to FUJI HEAVY IND LTD (2)· patent assignee history
2012Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO ELECTRIC INDUSTRIES112012–2020
KUMAMOTO TAKAHIROself82012–2016
DONG YONGRONG52012–2016
SHIGEMATSU TOSHIO52012–2016
FUJI HEAVY IND LTD22012
Locations
LocationPatentsSpan
Osaka, JP122006–2020
Tokyo, JP22012
Miyazaki, JP12001