LexDanaLexDanabeta
Inventor

Long Tran

Inventor
Milpitas, CA, US

Overview

3→
Patents
1993–2012
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H04Bprimary
H04BTransmission25%
H04LTransmission of digital information, e.g. telegraphic communication25%
H04MTelephonic communication25%
H04QSelecting25%
PatentTitleYear
8,204,209'Full duplex hands-free telephone system'20125,392,276'Method for linking a party within a full duplex (dual channel) TDM network with a party external to the network'19955,272,700'Spectrally efficient broadband transmission system'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–1995Patents assigned to FIRST PACIFIC NETWORKS INC (2)· patent assignee history
1993–2012Based in Milpitas, CA, US· patent location history
2012Patents assigned to FORTEMEDIA INC (1)· patent assignee history
2012Patents assigned to LIU QING-GUANG (1)· patent assignee history
2012Patents assigned to MAXSONICS INC (1)· patent assignee history
2012Patents assigned to MEI VICTOR (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FIRST PACIFIC NETWORKS INC21993–1995
FORTEMEDIA INC12012
LIU QING-GUANG12012
MAXSONICS INC12012
MEI VICTOR12012
Locations
LocationPatentsSpan
Milpitas, California, US31993–2012