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CHEN HENG-CHIEN

Overview
  • Total Patents
    17
About

CHEN HENG-CHIEN has a total of 17 patent applications. Its first patent ever was published in 2002. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Czechia. Its main competitors in its focus markets telecommunications, digital networks and computer technology are ACTERNA IPMS, KURASHIMA AKIHISA and VOIP PAL COM INC.

Patent filings in countries

World map showing CHEN HENG-CHIENs patent filings in countries

Patent filings per year

Chart showing CHEN HENG-CHIENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Heng-Chien 17
#2 Weng Jui-Liang 1

Latest patents

Publication Filing date Title
US2006007912A1 Ip-based pbx system and connecting method thereof
US2006002371A1 Roaming communication system over Internet with remote hosts and related method
US2006002290A1 Method and apparatus of maintaining a pbx system
US2006002384A1 Network system and connecting method thereof
US2005235279A1 Method of updating software in a host-client network
US2005213562A1 Telecommunication system and method for routing data of an ip-based pbx extension to a host
US2005216275A1 Telephone apparatus for making telephone calls in conjunction with a computing device
US2005207366A1 Method of sending a paging announcement over a roaming telephone network
WO2005081737A2 Method for ip addree allocation
WO2005060373A2 Roaming local area network
SE0203320D0 Wireless digital key telephone system, has nodes with microphones and loudspeakers communicating with exchange including network and sound signal transmission processing modules
CZ20023614A3 Closed loop digital network consisting of telephone exchange and telephone push-button dialing system and method for transmission of signal through said closed loop digital network
CZ20023591A3 Wireless digital system for selecting telephone services