Inventor
LYNN DWIGHT D
US10 patents
⚠️ This page may combine multiple inventors who share the name “LYNN DWIGHT D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ACS COMMUNICATIONS
5 patentsUS4928307AMay 22, 1990
Time dependent, variable amplitude threshold output circuit for frequency variant and frequency invariant signal discrimination
ACS COMMUNICATIONS248 citations98
US5488657AJan 30, 1996
Apparatus for and method of operating an automatic log on/log off circuit in a telephone system by disconnecting a headset
ACS COMMUNICATIONS40 citations94
US5226077AJul 6, 1993
Headset amplifier with automatic log on/log off detection
ACS COMMUNICATIONS68 citations94
US5070527ADec 3, 1991
Time dependant, variable amplitude threshold output circuit for frequency variant and frequency invarient signal discrimination
ACS COMMUNICATIONS26 citations92
US5353347AOct 4, 1994
Telephone headset amplifier with battery saver, receive line noise reduction, and click-free mute switching
ACS COMMUNICATIONS44 citations91
GN NETCOM INC
3 patentsUS5991645ANov 23, 1999
Wireless telephone headset system with automatic log on/log off detection
GN NETCOM INC97 citations95
US6330325B1Dec 11, 2001
Automatic log-off signaling for telephone systems
GN NETCOM INC25 citations91
US5926543AJul 20, 1999
Headset amplifier with automatic log on/log off detection
GN NETCOM INC9 citations72