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Inventor

Nariyasu Hamada

Inventor
Inagi, JP

Overview

4→
Patents
1999–2011
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G06Qprimary
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes50%
G06FElectric digital data processing17%
G06VImage or video recognition or understanding17%
G07CTime or attendance registers17%
PatentTitleYear
8,079,061'Authentication system managing method'20116,520,409'Electronic transaction method and system'20036,073,839'Electronic transaction method and system'20005,880,446'Electronic transaction method and system'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2011Patents assigned to HITACHI LTD (4)· patent assignee history
1999–2011Based in Inagi, JP· patent location history
2011Patents assigned to HAMADA NARIYASU (1)· patent assignee history
2011Patents assigned to ISOBE YOSHIAKI (1)· patent assignee history
2011Patents assigned to SHIMIZU HIROYUKI (1)· patent assignee history
2011Patents assigned to TANIGUCHI KAZUHIKO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD41999–2011
HAMADA NARIYASUself12011
ISOBE YOSHIAKI12011
SHIMIZU HIROYUKI12011
TANIGUCHI KAZUHIKO12011
Locations
LocationPatentsSpan
Inagi, JP41999–2011