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Inventor

Akihisa Tonegawa

Inventor
Yokohama, JP

Overview

6→
Patents
2015–2019
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 6 as inventor

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

C01Bprimary
C01BNon-metallic elements29%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy29%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution29%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds5%
Y02PClimate change mitigation technologies in the production or processing of goods5%
Y02TClimate change mitigation technologies related to transportation5%
PatentTitleYear
10,508,038Carbon material, method for manufacturing same, and use thereof20199,745,194'Method of producing cathode active material for lithium secondary battery'20179,590,246'Method for producing lithium metal phosphate'20179,577,249'Cathode material for lithium secondary battery, and method of producing said cathode material'20179,225,013'Method for producing cathode-active material for lithium secondary battery'20158,968,594'Production method of positive electrode active material for lithium secondary battery'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2019Patents assigned to SHOWA DENKO KK (6)· patent assignee history
2015–2017Patents assigned to TONEGAWA AKIHISA (4)· patent assignee history
2015–2017Based in Yokohama, JP· patent location history
2017Patents assigned to KABE ISAO (3)· patent assignee history
2017Patents assigned to ORIJI GAKU (2)· patent assignee history
2017Patents assigned to SHIRAKAWA AKIHIKO (2)· patent assignee history
2017–2019Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHOWA DENKO KK62015–2019
TONEGAWA AKIHISAself42015–2017
KABE ISAO32017
ORIJI GAKU22017
SHIRAKAWA AKIHIKO22017
Locations
LocationPatentsSpan
Yokohama, JP42015–2017
Tokyo, JP22017–2019