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Inventor

Stephen Halsall

Inventor
Tonbridge, GB

Overview

3→
Patents
2004–2006
Patent span
LOC
Primary field

Patents· 3 as inventor

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

LOC14primary
LOC1467%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers33%
PatentTitleYear
D0518027'Loudspeaker'2006D0518028'Loudspeaker'20066,745,867'Loudspeaker drive unit'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004Patents assigned to KH TECHNOLOGY CORP (1)· patent assignee history
2004–2006Based in Tonbridge, GB· patent location history
2006Patents assigned to GP ACOUSTIC UK LTD (1)· patent assignee history
2006Patents assigned to GP ACOUSTICS UK LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GP ACOUSTIC UK LTD12006
GP ACOUSTICS UK LTD12006
KH TECHNOLOGY CORP12004
Locations
LocationPatentsSpan
Tonbridge, GB32004–2006