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Inventor

Roy A. Schofield

Inventor
Darwen, GB

Overview

2→
Patents
1984–1987
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G08Bprimary
G08BSignalling systems, e.g. personal calling systems67%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
4,709,153'Intruder detector'19874,484,182'Intruder detection apparatus for functioning free of disturbance while in close proximity to high-power pulse-moldulated radars'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to SHORROCK DEVELOPMENTS LIMITED (1)· patent assignee history
1984–1987Based in Darwen, GB· patent location history
1987Patents assigned to SHORROCK SECURITY SYSTEMS LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHORROCK DEVELOPMENTS LIMITED11984
SHORROCK SECURITY SYSTEMS LTD11987
Locations
LocationPatentsSpan
Darwen, GB21984–1987