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Inventor

Yasuji Ido

Inventor
Yokohama, JP

Overview

4→
Patents
1989–1992
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C04Bprimary
C04BLime, magnesia50%
C23CCoating metallic material17%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
PatentTitleYear
5,093,156'Process for preparing carbon material'19925,057,254'Process for producing carbon/carbon composites'19915,045,356'Process for producing carbon/carbon composite having oxidation resistance'19914,849,200'Process for fabricating carbon/carbon composite'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1992Patents assigned to NIPPON OIL CO LTD (4)· patent assignee history
1989–1992Based in Yokohama, JP· patent location history
1991Patents assigned to HIRAI TOSHIO (1)· patent assignee history
1991Patents assigned to JAPAN AS REPRESENTED BY THE DI (1)· patent assignee history
1991Patents assigned to KAWASAKI HEAVY IND LTD (1)· patent assignee history
1991Based in Kanagawa, JP· patent location history
1992Patents assigned to AGENCY IND SCIENCE TECHN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON OIL CO LTD41989–1992
AGENCY IND SCIENCE TECHN11992
HIRAI TOSHIO11991
JAPAN AS REPRESENTED BY THE DI11991
KAWASAKI HEAVY IND LTD11991
Locations
LocationPatentsSpan
Yokohama, JP21989–1992
Kanagawa, JP21991