Inventor
Ryouhei Nakao
Inventor
Tokyo, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Jprimary
H02JElectric power networks22%
B60LPropulsion of electrically-propelled vehicles19%
Y02TClimate change mitigation technologies related to transportation19%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy17%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution17%
G01RMeasuring electric variables6%
PatentTitleYear
9,685,807'Battery control device'20179,641,011'Battery control device adapting the battery current limit by decreasing the stored current limit by comparing it with the measured battery current'20179,362,759'Battery control circuit and battery device'20169,356,451'Battery control circuit having multiple adjusting units'20169,293,937'Electric storage device'20169,252,602'Electric storage cell control circuit'20169,252,624'Battery control device and battery system'20168,736,229'Battery control circuit for reducing power consumption'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2017Patents assigned to KAWAHARA YOUHEI (6)· patent assignee history
2014–2017Patents assigned to NAKAO RYOUHEI (6)· patent assignee history
2014–2016Patents assigned to EMORI AKIHIKO (3)· patent assignee history
2014–2016Based in Mito, JP· patent location history
2016–2017Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (6)· patent assignee history
2016–2017Patents assigned to OHKAWA KEIICHIRO (3)· patent assignee history
2016–2017Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI AUTOMOTIVE SYSTEMS LTD | 6 | 2016–2017 |
| KAWAHARA YOUHEI | 6 | 2014–2017 |
| NAKAO RYOUHEIself | 6 | 2014–2017 |
| EMORI AKIHIKO | 3 | 2014–2016 |
| OHKAWA KEIICHIRO | 3 | 2016–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 5 | 2016–2017 |
| Mito, JP | 3 | 2014–2016 |