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Inventor

John C. Cartledge

Inventor
Kingston, CA

Overview

3→
Patents
1996–2014
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

B82Yprimary
B82YSpecific uses or applications of nanostructures17%
G01DMeasuring not specially adapted for a specific variable17%
G01MTesting static or dynamic balance of machines or structures17%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein17%
H04BTransmission17%
H04LTransmission of digital information, e.g. telegraphic communication17%
PatentTitleYear
8,867,930'System and method for determining the envelope of a modulated signal'20147,239,396'Method and apparatus for directly measuring the phase change of an optical signal'20075,524,076'Chirp control of a Mach-Zehnder optical modulator using non-equal power splitting'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996Patents assigned to NORTHERN TELECOM LTD (1)· patent assignee history
1996–2014Based in Kingston, CA· patent location history
2007–2014Patents assigned to UNIV KINGSTON (2)· patent assignee history
2014Patents assigned to CARTLEDGE JOHN C (1)· patent assignee history
2014Patents assigned to KRAUSE DAVID J (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNIV KINGSTON22007–2014
CARTLEDGE JOHN Cself12014
KRAUSE DAVID J12014
NORTHERN TELECOM LTD11996
Locations
LocationPatentsSpan
Kingston, CA31996–2014