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Inventor

Erhard Max

Inventor
Bad Liebenzell, DE

Overview

2→
Patents
1983–1986
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 2 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
4,583,145'Apparatus comprising a lubricant-coated magnetic disc and a magnetic head, and method of making said apparatus'19864,415,634'Magnetic disk substrate with a core of synthetic material'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1986Patents assigned to IBM (2)· patent assignee history
1983Based in Sindelfingen, DE· patent location history
1986Based in Bad Liebenzell, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IBM21983–1986
Locations
LocationPatentsSpan
Bad Liebenzell, DE11986
Sindelfingen, DE11983