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Inventor

Wolfgang Hasselbach

Inventor
Konigstein, DE

Overview

2→
Patents
1979–1980
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.

H04Rprimary
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers100%
PatentTitleYear
4,230,907'Dynamic loudspeaker able to be driven at increased steady power'19804,138,593'Moving voice coil loudspeaker with heat dissipating enclosure'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1980Patents assigned to BRAUN AG (2)· patent assignee history
1979–1980Based in Konigstein, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BRAUN AG21979–1980
Locations
LocationPatentsSpan
Konigstein, DE21979–1980