Inventor
FLEISCHER III HAROLD C
US30 patents
⚠️ This page may combine multiple inventors who share the name “FLEISCHER III HAROLD C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SBC TECHN RES INC
16 patentsUS6205214B1Mar 20, 2001
Local routing system and method
SBC TECHN RES INC84 citations98
US6097802AAug 1, 2000
Advanced intelligent single telephone number routing
SBC TECHN RES INC128 citations98
US6795539B2Sep 21, 2004
Local routing system and method
SBC TECHN RES INC39 citations96
US6442267B2Aug 27, 2002
Local routing system and method
SBC TECHN RES INC30 citations96
US5878127AMar 2, 1999
Method and apparatus for facilitating remote communications access to multiple locations within a telecommunications network
SBC TECHN RES INC81 citations96
US6980636B2Dec 27, 2005
Advanced intelligent single telephone number routing
SBC TECHN RES INC32 citations95
US6697477B2Feb 24, 2004
Advanced intelligent signal telephone number routing
SBC TECHN RES INC36 citations95
US6490345B2Dec 3, 2002
Dialing plan service including outgoing call screening, remote tie-line routing, call data reporting and billing
SBC TECHN RES INC65 citations95
US6411699B1Jun 25, 2002
Advanced intelligent single telephone number routing
SBC TECHN RES INC54 citations95
US6567514B2May 20, 2003
Method and system for processing telephone calls via a remote tie-line
SBC TECHN RES INC36 citations92
US6724874B2Apr 20, 2004
Outgoing call screening
SBC TECHN RES INC18 citations83
US7054431B2May 30, 2006
Method and system for generating call data reports
SBC TECHN RES INC8 citations73
US6771753B2Aug 3, 2004
Billing for abbreviated dialing plan service
SBC TECHN RES INC9 citations73
US6618472B2Sep 9, 2003
Local routing system and method
SBC TECHN RES INC6 citations73
US7065193B2Jun 20, 2006
Local routing system and method
SBC TECHN RES INC1 citations62
US6985568B2Jan 10, 2006
Billing for abbreviated dialing plan service
SBC TECHN RES INC5 citations62
AT & T LABS INC
8 patentsUS7573997B2Aug 11, 2009
Local routing system and method
AT & T LABS INC9 citations92
US7274786B2Sep 25, 2007
Method and system for processing telephone calls via a remote tie-line
AT & T LABS INC22 citations92
US7218719B2May 15, 2007
Advanced intelligent single telephone number routing
AT & T LABS INC8 citations81
US7505575B2Mar 17, 2009
Method and system for processing telephone calls via a remote tie-line
AT & T LABS INC4 citations74
US7302052B2Nov 27, 2007
Advanced intelligent single telephone number routing
AT & T LABS INC8 citations73
US7242753B2Jul 10, 2007
Local routing system and method
AT & T LABS INC3 citations73
US7421070B2Sep 2, 2008
Advanced intelligent single telephone number routing
AT & T LABS INC2 citations62
US7817793B2Oct 19, 2010
Advanced intelligent single telephone number routing
AT & T LABS INC0 citations51
SOUTHWEST BELL TECH RESOURCES
4 patentsUS5974133AOct 26, 1999
Method and apparatus for facilitating communication across multiple locations
SOUTHWEST BELL TECH RESOURCES195 citations99
US5680446AOct 21, 1997
Advanced intelligent network screening
SOUTHWEST BELL TECH RESOURCES119 citations98
US5592541AJan 7, 1997
Apparatus and method for forwarding incoming calls
SOUTHWEST BELL TECH RESOURCES304 citations97
US5799073AAug 25, 1998
Apparatus and method for recording call related data
SOUTHWEST BELL TECH RESOURCES186 citations95