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Inventor

Stephen Denis Heffernan

Inventor
Tipperary, IE

Overview

4→
Patents
2014–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H10Dprimary
H10DInorganic electric semiconductor devices36%
H01LSemiconductor devices27%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
G01RMeasuring electric variables9%
H02HEmergency protective circuit arrangements9%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h109%
PatentTitleYear
10,677,822Electrical overstress detection device20209,484,739'Overvoltage protection device and method'20169,356,011'Junction-isolated blocking voltage structures with integrated protection structures'20168,796,729'Junction-isolated blocking voltage devices with integrated protection structures and methods of forming the same'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2016Patents assigned to ANALOG DEVICES INC (2)· patent assignee history
2014–2016Based in Tipperary, IE· patent location history
2016Patents assigned to ANALOG DEVICES GLOBAL (1)· patent assignee history
2016Based in Thurles, IE· patent location history
2020Patents assigned to ANALOG DEVICES GLOBAL UNLIMITED CO (1)· patent assignee history
2020Based in County Tipperary, IE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ANALOG DEVICES INC22014–2016
ANALOG DEVICES GLOBAL12016
ANALOG DEVICES GLOBAL UNLIMITED CO12020
Locations
LocationPatentsSpan
Tipperary, IE22014–2016
County Tipperary, IE12020
Thurles, IE12016