Inventor
Ryuusei Fujita
Inventor
Tokyo, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices16%
H10DInorganic electric semiconductor devices16%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1016%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems11%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters11%
H03KPulse technique11%
B60LPropulsion of electrically-propelled vehicles5%
B61CLocomotives5%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h105%
Y02TClimate change mitigation technologies related to transportation5%
PatentTitleYear
10,692,860Power module and power converter202010,511,301Gate drive circuit, power conversion apparatus, and railway vehicle201910,367,090Silicon carbide semiconductor device, power module, and power conversion device201910,115,700Power module, electrical power conversion device, and driving device for vehicle2018Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2018–2020Patents assigned to HITACHI LTD (4)· patent assignee history
2018–2020Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 4 | 2018–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 4 | 2018–2020 |