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Inventor

Robert M. Thomas

Inventor
Nepean, CA

Overview

8→
Patents
1991–2006
Patent span
Electricity
Primary field (CPC H)

Patents· 8 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication63%
H03FAmplifiers25%
H03DDemodulation or transference of modulation from one carrier to another13%
PatentTitleYear
7,123,897'Directional receiver coupling arrangement with frequency selectivity and gain control for DSL'20066,714,588'Method and apparatus for interference cancellation in a high speed modem'20046,681,012'Directional receiver coupling arrangement with frequency selectivity and gain control for DSL'20046,137,359'Low-distortion high-frequency amplifier'20006,057,731'Low-distortion high-frequency amplifier'20006,041,223'High level diode mixer'20005,671,259'Clock recovery circuit'19974,996,444'Clock recovery circuit'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1997Patents assigned to NORTHERN TELECOM LTD (2)· patent assignee history
1991–2006Based in Nepean, CA· patent location history
2000Patents assigned to NORTEL NETWORKS CORP (3)· patent assignee history
2004–2006Patents assigned to NORTEL NETWORKS LTD (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NORTEL NETWORKS CORP32000
NORTEL NETWORKS LTD32004–2006
NORTHERN TELECOM LTD21991–1997
Locations
LocationPatentsSpan
Nepean, CA81991–2006