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Chao-Chi Chang

USPTO Granted Patents = 4

EPO Patents = 1

Average Co-Inventor Count = 2.8

ph-index = 2

Forward Citations = 7(Granted Patents)

Location History:

Nantou County, TW (2013)
Taipei, TW (2013 - 2014)

Company Filing History:

Groundhog Technologies Inc.

2 out of 832,880

Other

patents

Years Active: 2013-2014

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8744431 - Apparatus and method for network based wireless network test (2014-06-03),

2. 8676196 - Apparatus and method for competitor network monitoring (2014-03-18),

3. 8583108 - Methods and system for detecting roaming location of mobile network (2013-11-12),

4. 8346208 - Method and system for identifying mobile user cluster by call detail record (2013-01-01),

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