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Inventor

Martin A. Fryer

Inventor
Swindon, GB

Overview

4→
Patents
1982–2011
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.

G05Fprimary
G05FSystems for regulating electric or magnetic variables29%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses29%
A61BDiagnosis14%
G01TMeasurement of nuclear or x-radiation14%
H03FAmplifiers14%
PatentTitleYear
7,977,642'Imaging apparatus'20116,194,957'Current mirror for preventing an extreme voltage and lock-up'20016,107,789'Current mirrors'20004,344,045'Phase locked loop frequency synthesizer with fine tuning'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982Patents assigned to PLESSEY HANDEL INVESTMENT AG (1)· patent assignee history
1982–2001Based in Swindon, GB· patent location history
2000–2001Patents assigned to LUCENT TECHNOLOGIES INC (2)· patent assignee history
2011Patents assigned to E2V TECH UK LTD (1)· patent assignee history
2011Based in Chelmsford, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LUCENT TECHNOLOGIES INC22000–2001
E2V TECH UK LTD12011
PLESSEY HANDEL INVESTMENT AG11982
Locations
LocationPatentsSpan
Swindon, GB31982–2001
Chelmsford, GB12011