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Inventor

Kiyokazu Oikawa

Inventor
Tsukuba, JP

Overview

3→
Patents
2007–2013
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 3 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 energy25%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution25%
Y10TTechnical subjects covered by former us classification25%
H01GCapacitors17%
Y02PClimate change mitigation technologies in the production or processing of goods8%
PatentTitleYear
8,497,032'Bag-like separator, electrode separator assembly, and method of producing electrode separator assembly'20137,579,111'Film-covered electric device having pressure release opening'20097,267,906'Film-covered electric device having pressure release opening'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2013Patents assigned to NEC CORP (3)· patent assignee history
2007–2009Based in Tsukuba, JP· patent location history
2013Patents assigned to OIKAWA KIYOKAZU (1)· patent assignee history
2013Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NEC CORP32007–2013
OIKAWA KIYOKAZUself12013
Locations
LocationPatentsSpan
Tsukuba, JP22007–2009
Kanagawa, JP12013