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Inventor

Friedrich Dannhauser

Inventor
Munich, DE

Overview

2→
Patents
1978–1982
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H10Dprimary
H10DInorganic electric semiconductor devices25%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1025%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1025%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
4,362,766'Method for preparing a protective amorphous silicon passivating film on a semiconductor device'19824,131,339'Power diode'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1982Patents assigned to SIEMENS AG (2)· patent assignee history
1978–1982Based in Munich, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SIEMENS AG21978–1982
Locations
LocationPatentsSpan
Munich, DE21978–1982