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Inventor

Haruyuki Nakabayashi

Inventor
Yokohama, JP

Overview

1→
Patents
1980
Patent span
Electricity
Primary field (CPC H)

Patents· 1 as inventor

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

H04Qprimary
H04QSelecting50%
H05KPrinted circuits50%
PatentTitleYear
4,197,434'Telephone exchange apparatus'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Patents assigned to HITACHI LTD (1)· patent assignee history
1980Patents assigned to NIPPON TELEGRAPH & TELEPHONE (1)· patent assignee history
1980Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD11980
NIPPON TELEGRAPH & TELEPHONE11980
Locations
LocationPatentsSpan
Yokohama, JP11980