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CALLWAVE INC

Overview
  • Total Patents
    38
About

CALLWAVE INC has a total of 38 patent applications. Its first patent ever was published in 2000. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets telecommunications, digital networks and it methods for management are ALTIGEN COMMUNICATIONS INC, REDPOINT PTY LTD and VISTA GROUP PTY LTD.

Patent filings per year

Chart showing CALLWAVE INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Trandal David S 17
#2 Brahm David J 13
#3 Smith Robert 12
#4 Trandal David 10
#5 Dolan Robert A 10
#6 Hofstatter David F 8
#7 Brahm David 7
#8 Kelley Colin 6
#9 Kirchhoff Leland W 4
#10 Erringer Alan 3

Latest patents

Publication Filing date Title
US7474432B1 Methods and systems for fax routing
US7822188B1 Methods and apparatus for providing expanded telecommunications service
US8000455B1 Methods and systems for call processing
US7965825B1 Methods and systems for transferring voice messages and faxes over a network
US7839987B1 Methods and systems for creating a dynamic call log and contact records
US2006227957A1 Methods and apparatus for providing expanded telecommunications service
US2006227766A1 Methods and systems for routing telecommunications
US2006168574A1 Methods and systems for transferring data over a network
US2005207557A1 Methods and apparatus for providing expanded telecommunications service
US2006126820A1 Call processing and subscriber registration systems and methods
US7742586B1 Enhanced service levels for call-processing services
US7480065B1 Facsimile telecommunications system and method
US7103167B2 Systems and methods for call screening
US7460653B2 Apparatus and methods for telecommunication authentication
US6968174B1 Call routing apparatus
US6738461B2 Methods and apparatus for returning a call over a telephony system
US6879677B2 Methods and systems for telephony call completion
US6477246B1 Method and apparatus for providing expanded telecommunications service