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Inventor

Yuji Kameo

Inventor
Kanagawa, JP

Overview

5→
Patents
1980–1988
Patent span
Performing operations
Primary field (CPC B)

Patents· 5 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus21%
C03BManufacture, shaping, or supplementary processes14%
C03CChemical composition of glasses, glazes or vitreous enamels14%
B05DProcesses for applying fluent materials to surfaces, in general7%
B21FWorking or processing of metal wire7%
B29CShaping or joining of plastics7%
B29LIndexing scheme associated with subclass b29c, relating to particular articles7%
D07BRopes or cables in general7%
H01BCables7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
4,770,898'Method for producing optical fiber'19884,655,545'Glass fiber for optical transmission'19874,549,391'Wire-like structure twisting machine'19854,458,986'Coated plastic optical fiber'19844,224,046'Method for manufacturing an optical fiber preform'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Patents assigned to NIPPON TELEGRAPH & TELEPHONE (1)· patent assignee history
1980–1988Based in Yokohama, JP· patent location history
1984–1988Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (4)· patent assignee history
1984–1987Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO ELECTRIC INDUSTRIES41984–1988
NIPPON TELEGRAPH & TELEPHONE11980
Locations
LocationPatentsSpan
Kanagawa, JP31984–1987
Yokohama, JP21980–1988