Inventor
BUTTERFIELD BRUCE D
US12 patents
⚠️ This page may combine multiple inventors who share the name “BUTTERFIELD BRUCE D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T BELL LAB
8 patentsUS5343517AAug 30, 1994
Use-code based call-treatment selection
AT & T BELL LAB39 citations92
US5333188AJul 26, 1994
Dialed number recognition arrangement
AT & T BELL LAB24 citations92
US5299261AMar 29, 1994
Arrangement for effecting segmentation of a dialed number
AT & T BELL LAB22 citations92
US5289535AFeb 22, 1994
Context-dependent call-feature selection
AT & T BELL LAB24 citations92
US5311586AMay 10, 1994
Dynamic routing-administration
AT & T BELL LAB44 citations91
US5321743AJun 14, 1994
Shared-tenant services arrangement providing numbering-plan independence and cross-plan access to tenant groups
AT & T BELL LAB17 citations73
US5311584AMay 10, 1994
Telecommunications call-processing arrangement
AT & T BELL LAB17 citations73
US5329582AJul 12, 1994
Dynamic tone-administration
AT & T BELL LAB4 citations62
AT & T CORP
3 patentsUS5404395AApr 4, 1995
External-to-internal numbering plan aliasing
AT & T CORP29 citations92
US5485512AJan 16, 1996
Mnemonic and synonymic addressing in a telecommunications system
AT & T CORP13 citations73
US5412714AMay 2, 1995
Mnemonic and synonymic addressing in a telecommunications system
AT & T CORP13 citations73