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Inventor

Takehiro Ookawa

Inventor
Tachikawa, JP

Overview

4→
Patents
2001–2005
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.

G06Kprimary
G06KGraphical data reading100%
PatentTitleYear
6,955,300'Dual interface IC card'20056,637,664'Composite IC card'20036,585,166'Composite IC card'20036,173,900'IC card'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2003Patents assigned to HITACHI LTD (3)· patent assignee history
2001–2005Based in Tachikawa, JP· patent location history
2005Patents assigned to RENESAS TECH CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD32001–2003
RENESAS TECH CORP12005
Locations
LocationPatentsSpan
Tachikawa, JP42001–2005