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DU ZHONGDA

Overview
  • Total Patents
    11
About

DU ZHONGDA has a total of 11 patent applications. Its first patent ever was published in 2007. It filed its patents most often in United States. Its main competitors in its focus markets telecommunications are TALLEY RYAN S, SHENZHEN BVC TECHNOLOGY CO LTD and CHINA MOBILE GROUP SHANGHAI BRANCH CO LTD.

Patent filings in countries

World map showing DU ZHONGDAs patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

Chart showing DU ZHONGDAs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Telecommunications

Focus technologies

Top inventors

# Name Total Patents
#1 Du Zhongda 11
#2 Yu Bin 3
#3 Chen Zhongming 2
#4 Zhang Junfeng 1
#5 Ma Rui 1
#6 Hao Peng 1

Latest patents

Publication Filing date Title
US2012243507A1 Handoff access method and device based on random access channel