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Inventor

Wanchun Zhang

Inventor
Shenzhen, CN

Overview

1→
Patents
2012
Patent span
Electricity
Primary field (CPC H)

Patents· 1 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 communication50%
H04WWireless communication networks50%
PatentTitleYear
8,199,694'Method for switching service option to circuit data'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012Patents assigned to CAO JIAN (1)· patent assignee history
2012Patents assigned to LU DONGHUA (1)· patent assignee history
2012Patents assigned to XIE BIFENG (1)· patent assignee history
2012Patents assigned to ZHANG WANCHUN (1)· patent assignee history
2012Patents assigned to ZHANG ZHIHUI (1)· patent assignee history
2012Based in Shenzhen, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CAO JIAN12012
LU DONGHUA12012
XIE BIFENG12012
ZHANG WANCHUNself12012
ZHANG ZHIHUI12012
Locations
LocationPatentsSpan
Shenzhen, CN12012