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Inventor

Kiyoaki Kawai

Inventor
Tokyo, JP

Overview

2→
Patents
1985–1988
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H04Jprimary
H04JMultiplex communication50%
H04LTransmission of digital information, e.g. telegraphic communication50%
PatentTitleYear
4,744,082'Multiplexer apparatus having nBmB coder'19884,520,480'Digital transmission system'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to NEC CORP (1)· patent assignee history
1985–1988Based in Tokyo, JP· patent location history
1988Patents assigned to NIPPON ELECTRIC CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NEC CORP11985
NIPPON ELECTRIC CO11988
Locations
LocationPatentsSpan
Tokyo, JP21985–1988