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Inventor

Makoto Okahashi

Inventor
Osaka, JP

Overview

2→
Patents
1990–1992
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G06Kprimary
G06KGraphical data reading33%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes33%
G07FCoin-freed or like apparatus33%
PatentTitleYear
5,140,517'IC card with keyboard for prestoring transaction data'19924,959,788'IC card with keyboard for prestoring transaction data'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1992Patents assigned to OMRON TATEISI ELECTRONICS CO (2)· patent assignee history
1990–1992Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OMRON TATEISI ELECTRONICS CO21990–1992
Locations
LocationPatentsSpan
Osaka, JP21990–1992