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Inventor

Ernst Hupkes

Inventor
Kampen, NL

Overview

3→
Patents
2009–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H01Qprimary
H01QAntennas, i.e. radio aerials33%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers33%
LOC1433%
PatentTitleYear
D0796475'Communications headset'20178,180,090'Headset with exchangeable speaker'20127,612,723'Portable communication device antenna arrangement'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2012Patents assigned to SONY ERICSSON MOBILE COMM AB (2)· patent assignee history
2009–2017Based in Kampen, NL· patent location history
2012Patents assigned to HUPKES ERNST (1)· patent assignee history
2017Patents assigned to PLANTRONICS (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY ERICSSON MOBILE COMM AB22009–2012
HUPKES ERNSTself12012
PLANTRONICS12017
Locations
LocationPatentsSpan
Kampen, NL32009–2017