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Inventor

Alfred J. Roach

Inventor
Lindenhurst, NY, US

Overview

2→
Patents
1979–2003
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.

H01Rprimary
H01RElectrically-conductive connections33%
H01TSpark gaps33%
H02HEmergency protective circuit arrangements33%
PatentTitleYear
6,646,839'Surge suppressor'20034,133,019'Air gap back-up surge arrester'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979Patents assigned to TII CORP (1)· patent assignee history
1979–2003Based in Lindenhurst, NY, US· patent location history
2003Patents assigned to TII IND INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TII CORP11979
TII IND INC12003
Locations
LocationPatentsSpan
Lindenhurst, New York, US21979–2003