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Inventor

Haixian Liu

Inventor
Alameda, CA, US

Overview

2→
Patents
2005–2014
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.

H01Qprimary
H01QAntennas, i.e. radio aerials33%
H04MTelephonic communication33%
H04QSelecting33%
PatentTitleYear
8,907,847'Directional antenna system for portable communication device'20146,839,425'Integrated analog/digital telephone network interface circuit design'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005Patents assigned to UT STARCOM INC (1)· patent assignee history
2005Based in Beijing, CN· patent location history
2014Patents assigned to LIU HAIXIAN (1)· patent assignee history
2014Patents assigned to TONG HING S (1)· patent assignee history
2014Based in Alameda, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LIU HAIXIANself12014
TONG HING S12014
UT STARCOM INC12005
Locations
LocationPatentsSpan
Alameda, California, US12014
Beijing, CN12005