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Inventor

Masahiro Ishigaki

Inventor
Tsu, JP

Overview

9→
Patents
1977–1988
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 9 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification24%
F16DCouplings for transmitting rotation18%
F16FSprings18%
B60CVehicle tyres12%
B60BVehicle wheels6%
B60GVehicle suspension arrangements6%
E03FSewers6%
F16CShafts6%
F16LPipes6%
PatentTitleYear
4,790,794'Flexible shaft coupling for transmission of high torque loads'19884,756,515'Fluid-damping vibration-isolating support device'19884,738,650'Flexible shaft coupling, particularly for motor vehicle drive shafts'19884,673,188'Boot with bracing boss portion for universal joint'19874,491,429'Bushing assembly for suspension arm'19854,407,491'Rubber bearing device having air damping capacity'19834,240,653'Flexible expansion joint'19804,144,921'Pneumatic tire with an internal damage indicator'19794,061,172'Assembly of pneumatic tire and rim'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1988Patents assigned to TOYO TIRE & RUBBER CO (7)· patent assignee history
1977–1985Based in Ibaragi, JP· patent location history
1979Patents assigned to NISSAN MOTOR (1)· patent assignee history
1980–1983Based in Ibaraki, JP· patent location history
1983–1988Patents assigned to TOYOTA MOTOR CO LTD (6)· patent assignee history
1987–1988Based in Tsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYO TIRE & RUBBER CO71977–1988
TOYOTA MOTOR CO LTD61983–1988
NISSAN MOTOR11979
Locations
LocationPatentsSpan
Tsu, JP41987–1988
Ibaragi, JP31977–1985
Ibaraki, JP21980–1983