Inventor
AKIHIRO NAMBA
Inventor
JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices21%
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 systems21%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1021%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles7%
B60LPropulsion of electrically-propelled vehicles7%
H02KDynamo-electric machines7%
LOC137%
Y02TClimate change mitigation technologies related to transportation7%
PatentTitleYear
12,538,849Power semiconductor device and power conversion device202612,506,419—202512,469,766Power semiconductor device2025D1024961Electric motor202411,949,288Wheel drive device and electric vehicle provided with the same202411,232,994Power semiconductor device having a distance regulation portion and power conversion apparatus including the same2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to HITACHI ASTEMO LTD (3)· patent assignee history
2022Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (1)· patent assignee history
2022–2026Based in JP· patent location history
2024–2026Patents assigned to HITACHI LTD (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI ASTEMO LTD | 3 | 2022–2025 |
| HITACHI LTD | 3 | 2024–2026 |
| HITACHI AUTOMOTIVE SYSTEMS LTD | 1 | 2022 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 6 | 2022–2026 |