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Inventor

Sinichi Kouyama

Inventor
Hiratsuka, JP

Overview

3→
Patents
1989–1991
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication50%
G06FElectric digital data processing25%
H04QSelecting25%
PatentTitleYear
5,056,058'Communication protocol for predicting communication frame type in high-speed processing system'19915,051,992'Data link control method and system for integrated services digital network'19914,875,208'Transmission method for control information in communication network'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1991Patents assigned to HITACHI LTD (3)· patent assignee history
1989–1991Based in Hiratsuka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD31989–1991
Locations
LocationPatentsSpan
Hiratsuka, JP31989–1991