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Inventor

Takehiko Ishiwata

Inventor
Kawasaki, JP

Overview

5→
Patents
1988–2013
Patent span
Physics
Primary field (CPC G)

Patents· 5 as inventor

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

A63Fprimary
A63FCard, board, or roulette games20%
G05GControl devices or systems insofar as characterised by mechanical features only20%
G06FElectric digital data processing20%
G06TImage data processing or generation, in general20%
H04NPictorial communication, e.g. television20%
PatentTitleYear
8,363,147'Tilt direction detector for orienting display information'2013D0319081'Joy stick'1991D0316878'Video game gun'19914,870,389'Joystick'1989D0297952'Joystick'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to KK ASCII (1)· patent assignee history
1988Based in Tokyo, JP· patent location history
1989Patents assigned to ASCII CORP (1)· patent assignee history
1989–1991Based in Kawasaki, JP· patent location history
1991Patents assigned to NEXOFT CORP (1)· patent assignee history
1991Based in Kanagawa, JP· patent location history
2013Patents assigned to ISHIWATA TAKEHIKO (1)· patent assignee history
2013Patents assigned to KANEDA HIDEO (1)· patent assignee history
2013Based in Kawaguchi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASCII CORP11989
ISHIWATA TAKEHIKOself12013
KANEDA HIDEO12013
KK ASCII11988
NEXOFT CORP11991
Locations
LocationPatentsSpan
Kawasaki, JP21989–1991
Kawaguchi, JP12013
Kanagawa, JP11991
Tokyo, JP11988