Inventor
RITTENBACH OTTO E
US24 patents
⚠️ This page may combine multiple inventors who share the name “RITTENBACH OTTO E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
US ARMY
23 patentsUS4400700AAug 23, 1983
Doppler frequency analysis of radar signals
US ARMY152 citations99
US4649393AMar 10, 1987
Phased array antennas with binary phase shifters
US ARMY55 citations96
US4453137AJun 5, 1984
Signal processor for plural frequency detection and tracking over predetermined range of frequencies
US ARMY120 citations96
US4219812AAug 26, 1980
Range-gated pulse doppler radar system
US ARMY57 citations96
US4078234AMar 7, 1978
Continuous wave correlation radar system
US ARMY112 citations94
US3983558ASep 28, 1976
Moving target indicating (MTI) radar systems employing vehicle discriminator apparatus
US ARMY36 citations92
US4378559AMar 29, 1983
Radar antenna system
US ARMY22 citations82
US4292635ASep 29, 1981
Signal processing system
US ARMY26 citations82
US4458240AJul 3, 1984
Energy wave electronic intruder detection system
US ARMY22 citations81
US4401980AAug 30, 1983
Constant current electronic intruder detection system
US ARMY21 citations81
US4217585AAug 12, 1980
Dual frequency Doppler radar
US ARMY28 citations81
US4187501AFeb 5, 1980
Electronic intruder detection system
US ARMY24 citations81
US6037897AMar 14, 2000
Apparatus and methods for moving target indicator simulation
US ARMY7 citations74
US4647874AMar 3, 1987
Doppler signal processing circuitry
US ARMY9 citations74
US4398153AAug 9, 1983
Harmonic generator
US ARMY13 citations74
US3997913ADec 14, 1976
Electronic time compressor/expander utilizing magnetic storage
US ARMY7 citations74
US4400695AAug 23, 1983
Electronic intruder detection system
US ARMY11 citations72
US4326272AApr 20, 1982
Electronic intruder detection system
US ARMY11 citations72
US4426622AJan 17, 1984
Frequency discriminator
US ARMY5 citations63
US4334194AJun 8, 1982
Pulse train generator of predetermined pulse rate using feedback shift register
US ARMY5 citations63
US4331925AMay 25, 1982
False count correction in feedback shift registers and pulse generators using feedback shift registers
US ARMY3 citations63
US4237464ADec 2, 1980
Radar antenna employing phase shifted collinear dipoles
US ARMY2 citations63
US4008474AFeb 15, 1977
Doppler radar for distinguishing between approaching and receding targets and having increased frequency response
US ARMY4 citations63