LexDanaLexDanabeta
Inventor

Eiichi Yoshioka

Inventor
Abiko, JP

Overview

31→
Patents
1977–1991
Patent span
LOC
Primary field

Patents· 31 as inventor

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

LOCD1primary
LOCD1100%
PatentTitleYear
D0315354'Book reader for the blind'1991D0305436'Printer'1990D0303981'Dest-top electronic calculator'1989D0298546'Desk-top electronic calculator'1988D0298548'Desk-top electronic calculator'1988D0298547'Desk-top electronic calculator'1988D0298545'Desk-top electronic calculator'1988D0289416'Desk-top electronic calculator'1987D0289418'Desk-top electronic calculator'1987D0289419'Desk-top electronic calculator'1987D0287507'Desk-top electronic calculator'1986D0287508'Desk-top electronic calculator'1986D0285934'Desk-top electronic calculator'1986D0285933'Desk-top electronic calculator'1986D0282853'Desk-top electronic calculator'1986D0282854'Desk-top electronic calculator'1986D0269356'Desk top electronic calculator'1983D0269277'Desk-top electronic calculator'1983D0269278'Desk-top electronic calculator'1983D0268422'Electronic calculator'1983D0268423'Electronic calculator'1983D0266853'Desk-top electronic calculator'1982D0266855'Electronic calculator with thermometer and timer'1982D0265913'Desk top electronic calculator'1982D0263602'Desk-top electronic calculator'1982D0260776'Desk top electronic calculator'1981D0260777'Combined electronic calculator and clock'1981D0258666'Combined electronic calculator and clock'1981D0255246'Desk top electronic calculator'1980D0255245'Desk top electronic calculator'1980D0245109'Desk top calculator with scale'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1991Patents assigned to CANON KK (29)· patent assignee history
1977–1982Based in Tokyo, JP· patent location history
1981Patents assigned to MOTOYOSHI JUNICHI (1)· patent assignee history
1981Patents assigned to YOSHIOKA EIICHI (1)· patent assignee history
1981Based in Nerima-ku, JP· patent location history
1982–1991Based in Abiko, JP· patent location history
1987Patents assigned to CANON KABUSHIKA KAISHA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK291977–1991
CANON KABUSHIKA KAISHA11987
MOTOYOSHI JUNICHI11981
YOSHIOKA EIICHIself11981
Locations
LocationPatentsSpan
Abiko, JP241982–1991
Tokyo, JP61977–1982
Nerima-ku, JP11981