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Inventor

Seiichi Shinada

Inventor
Tokyo, JP

Overview

2→
Patents
1991–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C03Bprimary
C03BManufacture, shaping, or supplementary processes50%
H04JMultiplex communication50%
PatentTitleYear
11,001,520Optical fiber glass preform manufacturing method20214,987,568'Monitor system for multiplex equipment'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to HITACHI LTD (1)· patent assignee history
1991Based in Yokohama, JP· patent location history
2021Patents assigned to FURUKAWA ELECTRIC CO LTD (1)· patent assignee history
2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FURUKAWA ELECTRIC CO LTD12021
HITACHI LTD11991
Locations
LocationPatentsSpan
Tokyo, JP12021
Yokohama, JP11991