Inventor

CARKNER R WILLIAM

CA9 patents

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

STENTOR RESOURCE CENTRE INC

8 patents

US5610977AMar 11, 1997

Number portability using ISUP message option

STENTOR RESOURCE CENTRE INC159 citations98

US5602909AFeb 11, 1997

Number portability using database query

STENTOR RESOURCE CENTRE INC126 citations97

US6047055AApr 4, 2000

Number portability with database query

STENTOR RESOURCE CENTRE INC59 citations96

US5768358AJun 16, 1998

Method and apparatus for routing a call to a number corresponding to a virtual public dial plan or to an existing dial plan

STENTOR RESOURCE CENTRE INC123 citations95

US5583926ADec 10, 1996

Method and apparatus for routing a call to a number corresponding to a virtual public dial plan or to an existing dial plan

STENTOR RESOURCE CENTRE INC133 citations95

US6097801AAug 1, 2000

Number portability using enhanced routing table

STENTOR RESOURCE CENTRE INC109 citations92

US6002757ADec 14, 1999

Number portability using enhanced routing table

STENTOR RESOURCE CENTRE INC20 citations92

US5915009AJun 22, 1999

Number portability using ISUP message option

STENTOR RESOURCE CENTRE INC29 citations92

STENTOR RESOURCE CT INC

1 patent

US6453035B1Sep 17, 2002

Method and apparatus for providing virtual private network services over public switched telephone network

STENTOR RESOURCE CT INC49 citations84