Inventor

HELTON JOHN S

US6 patents

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

AT & T BELL LAB

2 patents

US4999832AMar 12, 1991

Broadband multirate switching architecture

AT & T BELL LAB48 citations91

US5212578AMay 18, 1993

Selection of transmission facilities using optical wavelength division multiplexing

AT & T BELL LAB18 citations71

AMERICAN TELEPHONE & TELEGRAPH

1 patent

US4769833ASep 6, 1988

Wideband switching system

AMERICAN TELEPHONE & TELEGRAPH161 citations97

AT & T CORP

1 patent

US5416772AMay 16, 1995

Apparatus for insertion of overhead protocol data into a switched data stream

AT & T CORP23 citations87

AT & T INFORMATION SYSTEMS INC

1 patent

US4635249AJan 6, 1987

Glitchless clock signal control circuit for a duplicated system

AT & T INFORMATION SYSTEMS INC12 citations71

AVAYA TECHNOLOGY CORP

1 patent

US6674853B1Jan 6, 2004

Integration of remote access and service

AVAYA TECHNOLOGY CORP3 citations58