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Inventor

Toyomitsu Shimizu

Inventor
Niihama, JP

Overview

2→
Patents
1998–2001
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.

C07Cprimary
C07CAcyclic or carbocyclic compounds33%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
6,179,966'Method for producing acrylic acid'20015,728,793'Process for production of methacrylate polymers'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2001Patents assigned to SUMITOMO CHEMICAL CO (2)· patent assignee history
1998–2001Based in Niihama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO CHEMICAL CO21998–2001
Locations
LocationPatentsSpan
Niihama, JP21998–2001