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Inventor

Karl-Heinz Fink

Inventor
Essen, DE

Overview

3→
Patents
1987–2014
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.

H04Rprimary
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers50%
F27BFurnaces, kilns, ovens or retorts in general25%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace25%
PatentTitleYear
8,695,753'Mass loading for piston loudspeakers'20148,290,197'Electrostatic speaker systems and methods'20124,697,792'Melting furnace'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Based in A-8435 Wagna bei Leibnitz, AT· patent location history
2012–2014Patents assigned to FINK KARL-HEINZ (2)· patent assignee history
2012Patents assigned to BASTIAENS GASTON (1)· patent assignee history
2012Patents assigned to BUINING RONALD (1)· patent assignee history
2012Patents assigned to DE HAAN HIDDE (1)· patent assignee history
2012–2014Based in Essen, DE· patent location history
2014Patents assigned to CORYNEN DAVID (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FINK KARL-HEINZself22012–2014
BASTIAENS GASTON12012
BUINING RONALD12012
CORYNEN DAVID12014
DE HAAN HIDDE12012
Locations
LocationPatentsSpan
Essen, DE22012–2014
A-8435 Wagna bei Leibnitz, AT11987