LexDanaLexDanabeta
Inventor

MASAHIRO SEO

Inventor
JP

Overview

2→
Patents
2025
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Lprimary
H01LSemiconductor devices20%
H02JElectric power networks20%
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 systems20%
H05KPrinted circuits20%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1020%
PatentTitleYear
12,512,385Power conversion apparatus202512,463,472Charging device and charging method2025

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2025Patents assigned to HITACHI LTD (1)· patent assignee history
2025Patents assigned to PANASONIC AUTOMOTIVE SYSTEMS CO LTD (1)· patent assignee history
2025Based in JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD12025
PANASONIC AUTOMOTIVE SYSTEMS CO LTD12025
Locations
LocationPatentsSpan
JP22025