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Inventor

John Barry Fenn

Inventor
Mandelieu, FR

Overview

4→
Patents
1976–2017
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein29%
G03GElectrography29%
G01TMeasurement of nuclear or x-radiation14%
G06FElectric digital data processing14%
H04WWireless communication networks14%
PatentTitleYear
9,591,466'Method and apparatus for activating an emergency beacon signal'20178,531,461'Portable electronic device and method of controlling same'20133,965,352'X-ray system with electrophoretic imaging'19763,939,345'Liquid crystal imaging of radiograms'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to XONICS INC (2)· patent assignee history
1976Based in Canoga Park, CA, US· patent location history
2013–2017Patents assigned to BLACKBERRY LTD (2)· patent assignee history
2013–2017Patents assigned to FENN JOHN BARRY (2)· patent assignee history
2013–2017Based in Mandelieu, FR· patent location history
2017Patents assigned to ALFANO NICHOLAS PATRICK (1)· patent assignee history
2017Patents assigned to YOUNG GORDON PETER (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BLACKBERRY LTD22013–2017
FENN JOHN BARRYself22013–2017
XONICS INC21976
ALFANO NICHOLAS PATRICK12017
YOUNG GORDON PETER12017
Locations
LocationPatentsSpan
Mandelieu, FR22013–2017
Canoga Park, California, US21976