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Inventor

Shiro Imaizumi

Inventor
Yokohama, JP

Overview

3→
Patents
1984–1988
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C08Jprimary
C08JWorking-up33%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds17%
C23FNon-mechanical removal of metallic material from surface17%
F23GCremation furnaces17%
F23JRemoval or treatment of combustion products or combustion residues17%
PatentTitleYear
4,721,773'Process for producing granular vinyl chloride polymer'19884,604,454'Method of recovering vinyl chloride resin'19864,474,122'Method for protecting equipment auxiliary to fluidized incinerator from corrosion'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1988Patents assigned to NIPPON ZEON CO (3)· patent assignee history
1984Patents assigned to TOYO ENGINEERING CORP (1)· patent assignee history
1984–1988Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON ZEON CO31984–1988
TOYO ENGINEERING CORP11984
Locations
LocationPatentsSpan
Yokohama, JP31984–1988