LexDanaLexDanabeta
Inventor

Yao Zhu

Inventor
Plano, TX, US

Overview

2→
Patents
2001–2011
Patent span
Electricity
Primary field (CPC H)

Patents· 2 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 communication33%
H04MTelephonic communication33%
H04QSelecting33%
PatentTitleYear
7,995,559'System and method for interworking communication protocols to provide supplementary services'20116,226,373'Intelligent service peripheral/intelligent peripheral'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001Patents assigned to ALCATEL USA SOURCING LP (1)· patent assignee history
2001–2011Based in Plano, TX, US· patent location history
2011Patents assigned to CISCO TECH INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALCATEL USA SOURCING LP12001
CISCO TECH INC12011
Locations
LocationPatentsSpan
Plano, Texas, US22001–2011