Inventor
Hikaru Hasegawa
Inventor
Sunto-gun, JP
Overview
Patents· 5 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 energy19%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution19%
Y02PClimate change mitigation technologies in the production or processing of goods13%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds6%
C08JWorking-up6%
C09KMaterials for miscellaneous applications, not provided for elsewhere6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
G01RMeasuring electric variables6%
G02BOptical elements, systems or apparatus6%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%
PatentTitleYear
10,749,191Fuel cell and method of manufacturing fuel cell202010,290,878Fuel cell and method of manufacturing fuel cell20198,792,037'Solid-state imaging device and method of driving the same where three levels of potentials including a negative potential are applied in the transfer gate'20148,542,026'Apparatus for estimating fuel-cell hydrogen concentration and fuel cell system'20137,811,467'Optical film'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010Based in Niihama, JP· patent location history
2013–2020Patents assigned to TOYOTA MOTOR CO LTD (3)· patent assignee history
2013–2014Patents assigned to HASEGAWA HIKARU (2)· patent assignee history
2013Patents assigned to IKEDA KOTARO (1)· patent assignee history
2013Patents assigned to IKOGI YOSHIHIRO (1)· patent assignee history
2013Based in Susono, JP· patent location history
2014Patents assigned to ENDOH YASUYUKI (1)· patent assignee history
2014Based in Shiga, JP· patent location history
2019–2020Based in Sunto-gun, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOYOTA MOTOR CO LTD | 3 | 2013–2020 |
| HASEGAWA HIKARUself | 2 | 2013–2014 |
| ENDOH YASUYUKI | 1 | 2014 |
| IKEDA KOTARO | 1 | 2013 |
| IKOGI YOSHIHIRO | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sunto-gun, JP | 2 | 2019–2020 |
| Shiga, JP | 1 | 2014 |
| Susono, JP | 1 | 2013 |
| Niihama, JP | 1 | 2010 |