Inventor
FEDERICO JOSEPH
5 patents
⚠️ This page may combine multiple inventors who share the name “FEDERICO JOSEPH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BELL TELEPHONE LABOR INC
3 patentsUS4137428AJan 30, 1979
Optically actuated bidirectional semiconductor switch
BELL TELEPHONE LABOR INC17 citations72
US4440985AApr 3, 1984
Apparatus for determining the location of faults in a transmission line
BELL TELEPHONE LABOR INC13 citations71
US4349776ASep 14, 1982
DC-to-DC Converters utilizing FET devices
BELL TELEPHONE LABOR INC11 citations71