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Inventor

Rudolf Brodt

Inventor
Weinheim, DE

Overview

3→
Patents
1979–1980
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 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 transducer22%
H01FMagnets22%
B22FWorking metallic powder11%
C01GCompounds containing metals not covered by subclasses c01d or c01f11%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds11%
C21BManufacture of iron or steel11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
PatentTitleYear
4,213,959'Manufacture of acicular, ferrimagnetic iron oxide'19804,178,171'Manufacture of acicular ferromagnetic iron particles'19794,165,232'Manufacture of ferromagnetic metal particles essentially consisting of iron'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1980Patents assigned to BASF AG (3)· patent assignee history
1979–1980Based in Weinheim, DE· patent location history
1979Based in Hirschberg, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BASF AG31979–1980
Locations
LocationPatentsSpan
Weinheim, DE21979–1980
Hirschberg, DE11979