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Inventor

Takeo Hamazaki

Inventor
Otake, JP

Overview

2→
Patents
1993
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.

C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds40%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons40%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
5,264,531'Acrylonitrile copolymer, and fiber or core-sheath conjugate fiber prepared therefrom'19935,234,766'Acrylonitrile copolymer, and fiber or core-sheath conjugate fiber prepared therefrom'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to MITSUBISHI RAYON CO (2)· patent assignee history
1993Based in Otake, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI RAYON CO21993
Locations
LocationPatentsSpan
Otake, JP21993