P

Inventor

TANGEMAN MICHAEL R

US10 patents
⚠️ This page may combine multiple inventors who share the name “TANGEMAN MICHAEL R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LINKUSA CORP

4 patents
US5873099AFeb 16, 1999

System and method for maintaining redundant databases

LINKUSA CORP95 citations98
US5638430AJun 10, 1997

Call validation system

LINKUSA CORP197 citations98
US5586175ADec 17, 1996

Call-processing system and method

LINKUSA CORP144 citations98
US5854833ADec 29, 1998

Processing using DEF records

LINKUSA CORP78 citations97

LINK USA CORP

3 patents
US6016343AJan 18, 2000

Call-processing system and method

LINK USA CORP113 citations97
US5590181ADec 31, 1996

Call-processing system and method

LINK USA CORP213 citations97
US6263372B1Jul 17, 2001

Method and apparatus for interfacing two or more applications in a client server

LINK USA CORP66 citations96

GLOBAL CROSSING LTD

1 patent
US6643362B2Nov 4, 2003

Call-processing system and method

GLOBAL CROSSING LTD99 citations95

GLOBAL CROSSING NORTH AMERICA

1 patent
US6279038B1Aug 21, 2001

Client interface

GLOBAL CROSSING NORTH AMERICA96 citations95

HOGAN STEVEN J

1 patent
US8265245B2Sep 11, 2012

Call-processing rate quote system and method

HOGAN STEVEN J0 citations45