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Inventor

Hiroshi Hihara

Inventor
Tokyo, JP

Overview

4→
Patents
1992–1994
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 4 as inventor

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

C03Bprimary
C03BManufacture, shaping, or supplementary processes40%
Y02PClimate change mitigation technologies in the production or processing of goods40%
B29CShaping or joining of plastics10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
5,352,259'Method of manufacturing optical fiber preform'19945,244,485'Method of manufacturing a silica glass preform'19935,185,020'Method for manufacturing a silica-base material for optical fiber'19935,169,421'Method of manufacturing silica glass optical waveguide preform'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1994Patents assigned to FURUKAWA ELECTRIC CO LTD (4)· patent assignee history
1992–1994Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FURUKAWA ELECTRIC CO LTD41992–1994
Locations
LocationPatentsSpan
Tokyo, JP41992–1994