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ALTIGEN COMMUNICATIONS INC

Overview
  • Total Patents
    17
About

ALTIGEN COMMUNICATIONS INC has a total of 17 patent applications. Its first patent ever was published in 1997. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets telecommunications and digital networks are REDPOINT PTY LTD, VISTA GROUP PTY LTD and YOUMAIL INC.

Patent filings in countries

World map showing ALTIGEN COMMUNICATIONS INCs patent filings in countries
# Country Total Patents
#1 United States 15
#2 EPO (European Patent Office) 1
#3 WIPO (World Intellectual Property Organization) 1

Patent filings per year

Chart showing ALTIGEN COMMUNICATIONS INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Telecommunications
#2 Digital networks

Top inventors

# Name Total Patents
#1 Hu Gilbert 6
#2 Sun Shirley 6
#3 Liu Leo 4
#4 Lung En-Kuang 4
#5 Keung Donggun 4
#6 Yao Jimmin 2
#7 Zhang Yi 2
#8 Jen Chiaming 2
#9 Levonius Nathaniel P 2
#10 Sun Shirley T 2

Latest patents

Publication Filing date Title
EP2510675A1 Mobile communication device interface device and method
US7308092B1 Method for connecting calls directed to a PSTN extension to a handset of a packet switched network
US6738465B1 Call-back number voice capture method and apparatus
US2002027880A1 Packetized communications apparatus and method
US2001050925A1 Packetized communications apparatus and method
US6754202B1 Network call-back data capture method and apparatus
US6956848B1 Computer network-based auto-attendant method and apparatus
US6909780B1 Voice mail call out method and apparatus
US6766006B1 Personal auto attendant apparatus and method
US6292549B1 Analog caller identification transmission method and apparatus
US7013007B1 Computer telephony power supply method and apparatus
US6192344B1 Messaging server language configuration method and apparatus
US6532230B1 Mixed-media communication apparatus and method