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Inventor

Ryo Yamagatu

Inventor
Hadano, JP

Overview

1→
Patents
1988
Patent span
Physics
Primary field (CPC G)

Patents· 1 as inventor

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

G06Fprimary
G06FElectric digital data processing50%
H04JMultiplex communication50%
PatentTitleYear
4,788,638'Data transfer apparatus between input/output devices and main storage with channel devices being of a concentrated type and stand-alone type'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to HITACHI LTD (1)· patent assignee history
1988Based in Hadano, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD11988
Locations
LocationPatentsSpan
Hadano, JP11988