Inventor
KALL DARREN A
US11 patents
⚠️ This page may combine multiple inventors who share the name “KALL DARREN A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T CORP
9 patentsUS5396547AMar 7, 1995
Arrangement for entering information into a directory on a telephone terminal
AT & T CORP32 citations92
US5392337AFeb 21, 1995
Arrangement for varying the display time for messages displayable on a telephone terminal
AT & T CORP39 citations92
US5381461AJan 10, 1995
Interactive display for use in a telephone terminal
AT & T CORP34 citations92
US5371788ADec 6, 1994
Arrangement for displaying menu screens on a telephone terminal
AT & T CORP30 citations92
US5412713AMay 2, 1995
Display for a telephone terminal
AT & T CORP21 citations91
US5377261ADec 27, 1994
Apparatus and method for accessing both local and network-based features at a telephone terminal
AT & T CORP28 citations91
US5487104AJan 23, 1996
Arrangement for displaying menu screens on a telephone terminal
AT & T CORP18 citations73
US5381463AJan 10, 1995
Arrangement for securing menu screens on a telephone terminal
AT & T CORP8 citations73
US5373551ADec 13, 1994
Selectable display for a telephone terminal
AT & T CORP17 citations73