Inventor
Takefumi Ito
Inventor
Osaka, JP
Overview
14→
Patents
2007–2020
Patent span
General tagging of new technological developments
Primary field (CPC Y)
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 energy41%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution41%
LOC137%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications7%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers4%
PatentTitleYear
10,818,939Redox flow battery202010,790,530Cell frame and redox flow battery202010,749,202Redox flow battery202010,593,964Bipolar plate, cell frame, cell stack and redox-flow battery202010,566,644Battery cell and redox flow battery202010,230,123Battery cell and redox flow battery201910,211,467Cell frame for redox flow battery, cell stack for redox flow battery, and redox flow battery201910,193,178Redox flow battery frame body, redox flow battery, and cell stack201910,158,127Cell frame for redox flow battery, cell stack for redox flow battery, and redox flow battery2018D0795180'Redox flow battery cell stack'2017D0756912'Redox flow battery cell stack'20169,017,869'Cell stack for redox flow battery'20157,670,719'Cell stack for redox flow battery, and redox flow battery'20107,220,515'Pressure fluctuation prevention tank structure, electrolyte circulation type secondary battery, and redox flow type secondary battery'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2015Patents assigned to KANSAI ELECTRIC POWER CO (3)· patent assignee history
2007–2020Based in Osaka, JP· patent location history
2010–2020Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (12)· patent assignee history
2015Patents assigned to ITO TAKEFUMI (1)· patent assignee history
2015Patents assigned to KANNO TAKASHI (1)· patent assignee history
2015Patents assigned to NAKAISHI HIROYUKI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO ELECTRIC INDUSTRIES | 12 | 2010–2020 |
| KANSAI ELECTRIC POWER CO | 3 | 2007–2015 |
| ITO TAKEFUMIself | 1 | 2015 |
| KANNO TAKASHI | 1 | 2015 |
| NAKAISHI HIROYUKI | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 14 | 2007–2020 |