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Inventor

Charles A. Barnes

Inventor
Bellevue, MI, US

Overview

2→
Patents
1981–1982
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B60Kprimary
B60KArrangement or mounting of propulsion units or of transmissions in vehicles25%
B60TVehicle brake control systems or parts thereof25%
B60WConjoint control of vehicle sub-units of different type or different function25%
G11BInformation storage based on relative movement between record carrier and transducer25%
PatentTitleYear
4,355,698'Brake and transmission control'19824,300,179'Composite magnetic head with multitrack support structure'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to MINNESOTA MINING & MFG (1)· patent assignee history
1981Based in St. Paul Park, MN, US· patent location history
1982Patents assigned to CLARK EQUIPMENT CO (1)· patent assignee history
1982Based in Bellevue, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CLARK EQUIPMENT CO11982
MINNESOTA MINING & MFG11981
Locations
LocationPatentsSpan
Bellevue, MI, US11982
St. Paul Park, Minnesota, US11981