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Inventor

Shigenori Arai

Inventor
Kanagawa, JP

Overview

5→
Patents
2010–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

B60Lprimary
B60LPropulsion of electrically-propelled vehicles22%
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 systems22%
Y02TClimate change mitigation technologies related to transportation22%
G06FElectric digital data processing11%
H01PWaveguides11%
H02JElectric power networks11%
PatentTitleYear
11,101,530Polarization separation circuit202110,587,205Switching power supply device including an inrush current prevention circuit202010,270,360Switching power supply device20197,839,122'Charging apparatus'20107,711,870'Interface detecting circuit and interface detecting method'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010Patents assigned to PANASONIC CORP (2)· patent assignee history
2010–2020Based in Kanagawa, JP· patent location history
2019–2020Patents assigned to PANASONIC IP MAN CO LTD (2)· patent assignee history
2021Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history
2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PANASONIC CORP22010
PANASONIC IP MAN CO LTD22019–2020
MITSUBISHI ELECTRIC CORP12021
Locations
LocationPatentsSpan
Kanagawa, JP42010–2020
Tokyo, JP12021