Inventor

Stephen Millar

Inventor
Iisalmi, FI

Overview

3→
Patents
1991–2019
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.

H04Rprimary
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers50%
G01NInvestigating or analysing materials by determining their chemical or physical properties25%
Y10TTechnical subjects covered by former us classification25%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to UNIV NEW YORK (1)· patent assignee history
1991Based in Houston, TX, US· patent location history
2017–2019Patents assigned to GENELEC OY (2)· patent assignee history
2017–2019Based in Iisalmi, FI· patent location history
2019Patents assigned to MARTIKAINEN MARIA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GENELEC OY22017–2019
MARTIKAINEN MARIA12019
UNIV NEW YORK11991
Locations
LocationPatentsSpan
Iisalmi, FI22017–2019
Houston, Texas, US11991