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Inventor

Nagayuki Marumo

Inventor
Yokohama, JP

Overview

3→
Patents
1979–1980
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

B60Cprimary
B60CVehicle tyres20%
F02DControlling combustion engines20%
F16HGearing20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
4,217,795'Engine load detection system for automatic power transmission'19804,186,715'Split engine operation of closed loop controlled multi-cylinder internal combustion engine'19804,144,921'Pneumatic tire with an internal damage indicator'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1980Patents assigned to NISSAN MOTOR (3)· patent assignee history
1979–1980Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NISSAN MOTOR31979–1980
Locations
LocationPatentsSpan
Yokohama, JP31979–1980