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Inventor

Shigeaki Yoshida

Inventor
Sayama, JP

Overview

11→
Patents
1979–2004
Patent span
Physics
Primary field (CPC G)

Patents· 11 as inventor

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

G09Gprimary
G09GArrangements or circuits for control of indicating devices using static means to present variable information53%
G06FElectric digital data processing24%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling6%
B21FWorking or processing of metal wire6%
H01BCables6%
H03MCoding6%
PatentTitleYear
6,697,070'Graphic processing system'20046,538,653'Graphic processing system for displaying characters and pictures at high speed'20035,751,930'Graphic processing system'19985,610,622'Display control device'19975,606,338'Display control device'19974,947,342'Graphic processing system for displaying characters and pictures at high speed'19904,904,990'Display control device'19904,747,074'Display controller for detecting predetermined drawing command among a plurality of drawing commands'19884,720,708'Display control device'19884,580,126'Method of testing analog/digital converter and structure of analog/digital converter suited for the test'19864,156,500'Method and apparatus for producing copper clad steel wire'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (1)· patent assignee history
1979Based in Itami, JP· patent location history
1986–2003Patents assigned to HITACHI LTD (8)· patent assignee history
1986–2004Based in Sayama, JP· patent location history
1988Patents assigned to YOSHIDA SHIGEAKI (1)· patent assignee history
1988Based in Saitama-shi, JP· patent location history
1990–2004Patents assigned to HITACHI ENG CO LTD (4)· patent assignee history
2004Patents assigned to RENESAS TECH CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD81986–2003
HITACHI ENG CO LTD41990–2004
RENESAS TECH CORP12004
SUMITOMO ELECTRIC INDUSTRIES11979
YOSHIDA SHIGEAKIself11988
Locations
LocationPatentsSpan
Sayama, JP91986–2004
Saitama-shi, JP11988
Itami, JP11979