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Inventor

Tokio Kobayashi

Inventor
Kanagawa, JP

Overview

2→
Patents
2007–2008
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.

H02Mprimary
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 systems25%
G06FElectric digital data processing13%
H02HEmergency protective circuit arrangements13%
H02JElectric power networks13%
H04LTransmission of digital information, e.g. telegraphic communication13%
H04NPictorial communication, e.g. television13%
H04QSelecting13%
PatentTitleYear
7,372,684'Power supply device'20087,199,552'Control circuit apparatus and power supply circuit control method'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2008Patents assigned to SONY CORP (2)· patent assignee history
2007–2008Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP22007–2008
Locations
LocationPatentsSpan
Kanagawa, JP22007–2008