Inventor
BARKER JAMES E
US13 patents
⚠️ This page may combine multiple inventors who share the name “BARKER JAMES E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUNRISE TELECOM INC
4 patentsUS7991044B1Aug 2, 2011
System and method for automatic diagnosis of impairments in a digital quadrature amplitude modulated signal
SUNRISE TELECOM INC11 citations81
US7010730B1Mar 7, 2006
System and method for testing the upstream channel of a cable network
SUNRISE TELECOM INC11 citations81
US7721162B2May 18, 2010
System for testing the upstream channel of a cable network
SUNRISE TELECOM INC1 citations59
US7509542B2Mar 24, 2009
System and method for testing the upstream channel of a cable network
SUNRISE TELECOM INC0 citations49
GEN SIGNAL CORP
3 patentsUS4487216ADec 11, 1984
Valve seal for fire safe or high temperature valves
GEN SIGNAL CORP30 citations89
US4589628AMay 20, 1986
Unitary bearing and locator assembly for rotatable valves
GEN SIGNAL CORP17 citations71
US5007613AApr 16, 1991
Valve and actuator apparatus allowing multiposition relationship
GEN SIGNAL CORP6 citations54