Inventor
KATSEFF HOWARD PAUL
US33 patents
⚠️ This page may combine multiple inventors who share the name “KATSEFF HOWARD PAUL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T CORP
27 patentsUS6768722B1Jul 27, 2004
Systems and methods for managing multiple communications
AT & T CORP305 citations99
US6075796AJun 13, 2000
Methods and apparatus for providing improved quality of packet transmission in applications such as internet telephony
AT & T CORP148 citations99
US6020915AFeb 1, 2000
Method and system for providing an analog voice-only endpoint with pseudo multimedia service
AT & T CORP144 citations99
US7003308B1Feb 21, 2006
Method and system for handwritten electronic messaging
AT & T CORP302 citations98
US6987841B1Jan 17, 2006
Method for providing a phone conversation recording service
AT & T CORP178 citations98
US6262978B1Jul 17, 2001
Call completion of video telephone/teleconference call as packet voice call
AT & T CORP118 citations98
US6253146B1Jun 26, 2001
Network-based traffic congestion notification service
AT & T CORP255 citations98
US7224991B1May 29, 2007
Method and system for handwritten electronic messaging
AT & T CORP98 citations97
US5991380ANov 23, 1999
Universal telecommunications services account
AT & T CORP158 citations97
US5751791AMay 12, 1998
Network based multimedia messaging method and system
AT & T CORP136 citations97
US5724355AMar 3, 1998
Network access to internet and stored multimedia services from a terminal supporting the H.320 protocol
AT & T CORP310 citations97
US6356533B1Mar 12, 2002
Apparatus and method for selecting communication modes
AT & T CORP68 citations96
US6233249B1May 15, 2001
Methods and apparatus for providing improved quality of packet transmission in applications such as internet telephony
AT & T CORP37 citations96
US7002489B1Feb 21, 2006
Method and system to calculate an approximate location of a mobile station in a recurrent route
AT & T CORP39 citations95
US6301258B1Oct 9, 2001
Low-latency buffering for packet telephony
AT & T CORP121 citations95
US6385202B1May 7, 2002
Method and system for allowing access to traditional voice mail and interactive voice response systems over internet-like networks
AT & T CORP76 citations93
US7120241B1Oct 10, 2006
Method and apparatus for controlling a network device
AT & T CORP29 citations92
US6970696B1Nov 29, 2005
Method and apparatus for controlling a network device
AT & T CORP21 citations92
US6614765B1Sep 2, 2003
Methods and systems for dynamically managing the routing of information over an integrated global communication network
AT & T CORP38 citations92
US6477247B1Nov 5, 2002
Apparatus and method for dialing out of local area telephone calls
AT & T CORP35 citations92
US6320952B1Nov 20, 2001
Method and system for transferring digital data calls between different destinations
AT & T CORP47 citations92
US6320875B2Nov 20, 2001
Methods and apparatus for providing improved quality of packet transmission in applications such as internet telephony
AT & T CORP24 citations92
US6134319AOct 17, 2000
Apparatus and method for dialing out of local area telephone calls
AT & T CORP43 citations92
US6434383B1Aug 13, 2002
Method and apparatus for network paging
AT & T CORP6 citations74
US6249675B1Jun 19, 2001
Method and apparatus for network paging
AT & T CORP7 citations74
US7319413B1Jan 15, 2008
Method and system to calculate an approximate location of a mobile station in a recurrent route
AT & T CORP8 citations73
US6556560B1Apr 29, 2003
Low-latency audio interface for packet telephony
AT & T CORP9 citations71