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Inventor

Tomiaki Atsumi

Inventor
Toyota, JP

Overview

5→
Patents
1978–1989
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 5 as inventor

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

F16Fprimary
F16FSprings38%
F16HGearing25%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles13%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
4,798,563'Self-contained type automatic belt tensioner'19894,710,152'Crank damper pulley structure for the internal combustion engine of a car'19874,418,898'Cushioned mounting device with a mass member forming a sub-oscillation system and means for restricting cushioning movement'19834,407,491'Rubber bearing device having air damping capacity'19834,124,092'Muffler for automobiles'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1989Patents assigned to TOYOTA MOTOR CO LTD (5)· patent assignee history
1978–1989Based in Toyota, JP· patent location history
1983Patents assigned to TOYO TIRE & RUBBER CO (1)· patent assignee history
1987Based in Shizuoka, JP· patent location history
1989Patents assigned to AISIN SEIKI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYOTA MOTOR CO LTD51978–1989
AISIN SEIKI11989
TOYO TIRE & RUBBER CO11983
Locations
LocationPatentsSpan
Toyota, JP41978–1989
Shizuoka, JP11987