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Inventor

Yoshishige Chikatsu

Inventor
Yokkaichi, JP

Overview

3→
Patents
1977–1990
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.

C08Lprimary
C08LCompositions of macromolecular compounds33%
C08CTreatment or chemical modification of rubbers17%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds17%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients17%
G01NInvestigating or analysing materials by determining their chemical or physical properties17%
PatentTitleYear
4,942,187'Vibration-damping rubber composition'19904,812,525'Polybutadiene rubber composition'19894,031,746'Automatic tensile test apparatus'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1990Patents assigned to JAPAN SYNTHETIC RUBBER CO LTD (3)· patent assignee history
1977–1990Based in Yokkaichi, JP· patent location history
1989Patents assigned to BRIDGESTONE CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JAPAN SYNTHETIC RUBBER CO LTD31977–1990
BRIDGESTONE CORP11989
Locations
LocationPatentsSpan
Yokkaichi, JP31977–1990