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Inventor

Masakazu Tsujimoto

Inventor
Tokyo, JP

Overview

2→
Patents
2008–2014
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.

H01Hprimary
H01HElectric switches67%
H04MTelephonic communication33%
PatentTitleYear
8,692,775'Key structure of operation section of electronic device, input device and electronic device using same'20147,369,881'Portable telephone and method of manufacturing the same'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008–2014Patents assigned to NEC CORP (2)· patent assignee history
2008–2014Based in Tokyo, JP· patent location history
2014Patents assigned to TAKEI YUTAKA (1)· patent assignee history
2014Patents assigned to TSUJIMOTO MASAKAZU (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NEC CORP22008–2014
TAKEI YUTAKA12014
TSUJIMOTO MASAKAZUself12014
Locations
LocationPatentsSpan
Tokyo, JP22008–2014