Inventor
HALLFORD BEN R
US23 patents
Patents
23 patentsUS4186352AJan 29, 1980
Signal converter apparatus
ROCKWELL INTERNATIONAL CORP33 citations92
US4330868AMay 18, 1982
Balun coupled microwave frequency converter
ROCKWELL INTERNATIONAL CORP22 citations82
US4500847AFeb 19, 1985
Transistor amplifier variable matching transformer apparatus
ROCKWELL INTERNATIONAL CORP9 citations73
US4472690ASep 18, 1984
Universal transistor characteristic matching apparatus
ROCKWELL INTERNATIONAL CORP11 citations73
US4375699AMar 1, 1983
Microwave frequency converter with dual balun port
ROCKWELL INTERNATIONAL CORP9 citations73
US4371982AFeb 1, 1983
Microwave frequency converter with economical coupling
ROCKWELL INTERNATIONAL CORP12 citations73
US4367560AJan 4, 1983
Low frequency converter with diode quad mixer
ROCKWELL INTERNATIONAL CORP9 citations73
US4359781ANov 16, 1982
Balun coupled microwave frequency converter with single pair of diodes
ROCKWELL INTERNATIONAL CORP7 citations73
US4302739ANov 24, 1981
Balun filter apparatus
ROCKWELL INTERNATIONAL CORP7 citations73
US4245356AJan 13, 1981
Frequency translator
ROCKWELL INTERNATIONAL CORP10 citations73
US4240052ADec 16, 1980
Balun filter apparatus
ROCKWELL INTERNATIONAL CORP14 citations73
US4099126AJul 4, 1978
Frequency converter apparatus
ROCKWELL INTERNATIONAL CORP7 citations73
US4399562AAug 16, 1983
Full balun mixer
ROCKWELL INTERNATIONAL CORP5 citations62
US4392251AJul 5, 1983
Symmetric microwave mixer with coplanar diode connection
ROCKWELL INTERNATIONAL CORP5 citations62
US4392250AJul 5, 1983
Symmetric microwave mixer
ROCKWELL INTERNATIONAL CORP6 citations62
US4380831AApr 19, 1983
Symmetric microwave mixer with improved isolation
ROCKWELL INTERNATIONAL CORP4 citations62
US4375700AMar 1, 1983
Low frequency converter with isolated mixer sections
ROCKWELL INTERNATIONAL CORP4 citations62
US4359782ANov 16, 1982
Microwave mixer with linking juxtaposed balun port
ROCKWELL INTERNATIONAL CORP3 citations62
US4713620ADec 15, 1987
Dual signal amplitude modifying and combining apparatus
ROCKWELL INTERNATIONAL CORP3 citations58
US4604585AAug 5, 1986
Microwave plug-in signal amplifying module
ROCKWELL INTERNATIONAL CORP1 citations52
US4365350ADec 21, 1982
Low frequency converter with diode pair mixer
ROCKWELL INTERNATIONAL CORP0 citations52
US4625179ANov 25, 1986
Space feedback apparatus for field effect transistors
ROCKWELL INTERNATIONAL CORP0 citations41
US4713730ADec 15, 1987
Microwave plug-in signal amplifying module solderment apparatus
ROCKWELL INTERNATIONAL CORP0 citations40