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Inventor

Alexander Sio-Kay Ng

Inventor
Richmond Hill, CA

Overview

5→
Patents
2001–2006
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

H04Mprimary
H04MTelephonic communication50%
H04LTransmission of digital information, e.g. telegraphic communication40%
G10LSpeech analysis techniques or speech synthesis10%
PatentTitleYear
7,068,762'Method and system for providing visual notification in a unified messaging system'20066,782,079'Method and system for filter based message processing in a unified messaging system'20046,498,835'Method and system for providing visual notification in a unified messaging system'20026,438,215'Method and system for filter based message processing in a unified messaging system'20026,182,041'Text-to-speech based reminder system'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001Patents assigned to NORTEL NETWORKS LTD (1)· patent assignee history
2001Based in Scarborough, CA· patent location history
2002Patents assigned to AMERITECH CORP (2)· patent assignee history
2002–2006Based in Richmond Hill, CA· patent location history
2004–2006Patents assigned to SBC PROPERTIES LP (2)· patent assignee history
2004Patents assigned to NORTHERN TELECOM LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERITECH CORP22002
SBC PROPERTIES LP22004–2006
NORTEL NETWORKS LTD12001
NORTHERN TELECOM LTD12004
Locations
LocationPatentsSpan
Richmond Hill, CA42002–2006
Scarborough, CA12001