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OCTEL COMMUNICATIONS CORP

Overview
  • Total Patents
    40
About

OCTEL COMMUNICATIONS CORP has a total of 40 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States, EPO (European Patent Office) and Australia. Its main competitors in its focus markets telecommunications, digital networks and machines are INTERVOICE INC, ECS TELECOM CO LTD and INTELEPEER INC.

Patent filings per year

Chart showing OCTEL COMMUNICATIONS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Vaudreuil Gregory M 11
#2 Brandman Yigal 6
#3 Schoeneberger Carl F 6
#4 Kalbfleisch Carl W 5
#5 Olson Peter D 5
#6 Reece David M 5
#7 Cohn Robert S 5
#8 Swoopes James R 5
#9 Whipple Mark B 5
#10 Huch Alan T 5

Latest patents

Publication Filing date Title
US6097791A Voice-messaging system with non-user outcalling and auto-provisioning capabilities
EP0889626A1 Unified messaging system with automatic language identifacation for text-to-speech conversion
US6094476A Speech-responsive voice messaging system and method
US5740230A Directory management system and method
US5940478A Method and system for extended addressing plans
US5621727A System and method for private addressing plans using community addressing
US5519507A Batching and delayed transmission of facsimiles
US5740231A Network-based multimedia communications and directory system and method of operation
US5479498A Digital line card having universal port for upgrading electronic messaging system
US5483580A Methods and apparatus for non-simultaneous transmittal and storage of voice message and digital text or image
US5414757A Voice mail system for news bulletins
US5301226A Voice processing systems connected in a cluster
US5247497A Security systems based on recording unique identifier for subsequent playback
US5179585A Integrated voice messaging/voice response system
US5257309A Dual tone multifrequency signal detection and identification methods and apparatus
US5164989A Echo cancellation methods and apparatus for voice processing systems
US5239574A Methods and apparatus for detecting voice information in telephone-type signals
US5136648A Message storage security system
US4873718A Feature telephone integration device
AU1903888A Feature telephone integration device