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Inventor

Changming Liu

Inventor
Cupertino, CA, US

Overview

4→
Patents
2007–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H04Wprimary
H04WWireless communication networks50%
H04LTransmission of digital information, e.g. telegraphic communication33%
G02BOptical elements, systems or apparatus17%
PatentTitleYear
10,966,215Distributed channel selection for wireless networks202110,945,127Exclusive preshared key authentication202110,893,403Deployment of proximity beacon drives20217,213,933'Direct type backlight module of diffuser plate and its manufacturing method thereof'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007Patents assigned to ENTIRE TECHNOLOGY CO LTD (1)· patent assignee history
2007Based in Miao-Li County, TW· patent location history
2021Patents assigned to EXTREME NETWORKS INC (3)· patent assignee history
2021Based in Cupertino, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EXTREME NETWORKS INC32021
ENTIRE TECHNOLOGY CO LTD12007
Locations
LocationPatentsSpan
Cupertino, California, US32021
Miao-Li County, TW12007