Inventor
COTTON JOHN M
US18 patents
⚠️ This page may combine multiple inventors who share the name “COTTON JOHN M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IPC INFORMATION SYSTEMS INC
9 patentsUS5535197AJul 9, 1996
Shared buffer switching module
IPC INFORMATION SYSTEMS INC148 citations97
US5623489AApr 22, 1997
Channel allocation system for distributed digital switching network
IPC INFORMATION SYSTEMS INC127 citations95
US5870441AFeb 9, 1999
Distributed clocking system
IPC INFORMATION SYSTEMS INC61 citations94
US5577075ANov 19, 1996
Distributed clocking system
IPC INFORMATION SYSTEMS INC62 citations94
US5255264AOct 19, 1993
Distributed control switching network for multi-line telephone communications
IPC INFORMATION SYSTEMS INC82 citations93
US5237571AAug 17, 1993
Broadcast system for distributed switching network
IPC INFORMATION SYSTEMS INC38 citations91
US5379280AJan 3, 1995
Conferencing system for distributed switching network
IPC INFORMATION SYSTEMS INC21 citations89
USRE36354EOct 26, 1999
Key telephone system with virtual private lines
IPC INFORMATION SYSTEMS INC8 citations72
US5214691AMay 25, 1993
Key telephone system with virtual private lines
IPC INFORMATION SYSTEMS INC4 citations61
ITT
5 patentsUS4201891AMay 6, 1980
Expandable digital switching network
ITT102 citations95
US4201889AMay 6, 1980
Distributed control digital switching system
ITT122 citations93
US4507748AMar 26, 1985
Associative processor with variable length fast multiply capability
ITT33 citations92
US4317962AMar 2, 1982
Distributed control for digital switching system
ITT39 citations92
US4173713ANov 6, 1979
Continuously expandable switching network
ITT51 citations87
COTTON JOHN M
3 patentsUS8259707B2Sep 4, 2012
Wireless access point network system supported through existing transmission lines
COTTON JOHN M2 citations55
US8259708B2Sep 4, 2012
Wireless access point network system supported through existing transmission lines
COTTON JOHN M4 citations55
US9145872B2Sep 29, 2015
Atmospheric water vapor engine
COTTON JOHN M1 citations50