US2735985A
(en)
*
|
|
1956-02-21 |
|
Waveguide junction |
US3258721A
(en)
*
|
|
1966-06-28 |
|
Short position i |
US2666132A
(en)
*
|
1941-01-28 |
1954-01-12 |
Wilmer L Barrow |
Ultrahigh-frequency bridge circuit and apparatus
|
US2534624A
(en)
*
|
1943-05-29 |
1950-12-19 |
Hartford Nat Bank & Trust Co |
Transmitting device
|
NL67941C
(de)
*
|
1943-06-01 |
|
|
|
US2473274A
(en)
*
|
1944-08-15 |
1949-06-14 |
Philco Corp |
Ultra high frequency coupling
|
US2616951A
(en)
*
|
1944-10-04 |
1952-11-04 |
Sperry Corp |
Ultrahigh-frequency bridge
|
US2671883A
(en)
*
|
1945-03-08 |
1954-03-09 |
Robert H Dicke |
Wave guide impedance transformer
|
US2593120A
(en)
*
|
1945-03-08 |
1952-04-15 |
Us Sec War |
Wave guide transmission system
|
US2666134A
(en)
*
|
1945-04-03 |
1954-01-12 |
Robert H Dicke |
Waveguide mixer
|
US2527979A
(en)
*
|
1945-04-25 |
1950-10-31 |
Rca Corp |
Transmission line measuring apparatus
|
US2630473A
(en)
*
|
1945-04-25 |
1953-03-03 |
Rca Corp |
Transmission line measuring apparatus
|
US2830288A
(en)
*
|
1945-10-05 |
1958-04-08 |
Robert H Dicke |
Lobing system
|
US2686901A
(en)
*
|
1945-11-05 |
1954-08-17 |
Us Navy |
Turnstile junction for producing circularly polarized waves
|
US2817835A
(en)
*
|
1945-11-29 |
1957-12-24 |
Jr Harvey R Worthington |
Lobe comparison systems
|
US2564030A
(en)
*
|
1945-12-10 |
1951-08-14 |
Edward M Purcell |
Phase shifting device
|
US2686878A
(en)
*
|
1946-04-01 |
1954-08-17 |
Us Navy |
Power stabilizer
|
US2825057A
(en)
*
|
1946-06-18 |
1958-02-25 |
Jr Harvey R Worthington |
Simultaneous lobe matching device
|
US2587590A
(en)
*
|
1946-07-26 |
1952-03-04 |
Sperry Corp |
Ultrahigh-frequency apparatus
|
GB635760A
(en)
*
|
1946-08-02 |
1950-04-19 |
Gen Electric Co Ltd |
Improvements in electric signalling systems incorporating wave-guide connections
|
US2605323A
(en)
*
|
1946-08-31 |
1952-07-29 |
Bell Telephone Labor Inc |
Wave transmission
|
US2682656A
(en)
*
|
1946-10-03 |
1954-06-29 |
Us Navy |
Simultaneous lobing system
|
US2500795A
(en)
*
|
1946-11-02 |
1950-03-14 |
Raytheon Mfg Co |
Combined transmitter-receiver for radio communication systems
|
US2566703A
(en)
*
|
1947-05-14 |
1951-09-04 |
Rca Corp |
Radio wave focusing device
|
US2630474A
(en)
*
|
1947-08-06 |
1953-03-03 |
Rca Corp |
Transmission line measuring system
|
US2614170A
(en)
*
|
1947-10-04 |
1952-10-14 |
Fr Sadir Carpentier Soc |
Directional coupler for polyphase networks
|
US2531447A
(en)
*
|
1947-12-05 |
1950-11-28 |
Bell Telephone Labor Inc |
Hybrid channel-branching microwave filter
|
US2821701A
(en)
*
|
1948-04-01 |
1958-01-28 |
Jr Clyde E Vogeley |
Automatic radar tracking-system
|
US2627573A
(en)
*
|
1948-04-28 |
1953-02-03 |
Raytheon Mfg Co |
Wave guide duplexer
|
US2584600A
(en)
*
|
1948-06-29 |
1952-02-05 |
Rca Corp |
Radio-frequency phase shift network
|
US2867773A
(en)
*
|
1948-08-20 |
1959-01-06 |
Rca Corp |
Four terminal waveguide network
|
US2842762A
(en)
*
|
1948-09-23 |
1958-07-08 |
Gen Precision Lab Inc |
Method and means for measuring relative velocity
|
US2784381A
(en)
*
|
1948-10-05 |
1957-03-05 |
Bell Telephone Labor Inc |
Hybrid ring coupling arrangements
|
US2997655A
(en)
*
|
1948-10-05 |
1961-08-22 |
Bell Telephone Labor Inc |
Wave guide branching arrangements
|
USRE24146E
(en)
*
|
1948-10-18 |
1956-05-01 |
|
robertsontshersby-harvie |
US2579751A
(en)
*
|
1948-11-26 |
1951-12-25 |
Sperry Corp |
High-frequency bridge circuit
|
BE491284A
(de)
*
|
1948-12-09 |
|
|
|
US2624780A
(en)
*
|
1948-12-11 |
1953-01-06 |
Hewlett Packard Co |
Measuring system
|
US2633492A
(en)
*
|
1948-12-30 |
1953-03-31 |
Bell Telephone Labor Inc |
Guided wave frequency range, frequency selective and equalizing structure
|
US2628308A
(en)
*
|
1949-02-01 |
1953-02-10 |
Sylvania Electric Prod |
Hybrid wave guide mixer
|
US2702371A
(en)
*
|
1949-02-17 |
1955-02-15 |
Philco Corp |
Hybrid network for combining and separating electromagnetic wave signals
|
US2618744A
(en)
*
|
1949-04-30 |
1952-11-18 |
Rca Corp |
Frequency modulation radar systems with directional couplers or the like
|
US2589664A
(en)
*
|
1949-08-30 |
1952-03-18 |
Airborne Instr Lab Inc |
Antenna system
|
US2948892A
(en)
*
|
1949-09-28 |
1960-08-09 |
Cutler Hammer Inc |
Precision indicating radar system
|
US2676260A
(en)
*
|
1949-12-03 |
1954-04-20 |
Rca Corp |
Frequency control system
|
US2699548A
(en)
*
|
1949-12-31 |
1955-01-11 |
Motorola Inc |
Wave guide structure for microwave radio systems
|
US2660666A
(en)
*
|
1950-01-05 |
1953-11-24 |
Westinghouse Electric Corp |
Secrecy transmission system
|
US2709241A
(en)
*
|
1950-02-28 |
1955-05-24 |
Raytheon Mfg Co |
Hybrid directional coupler
|
US2700138A
(en)
*
|
1950-03-14 |
1955-01-18 |
Gen Electric |
Wave guide rotatable joint
|
US2639325A
(en)
*
|
1950-03-24 |
1953-05-19 |
Bell Telephone Labor Inc |
Hybrid ring
|
US2636124A
(en)
*
|
1950-05-01 |
1953-04-21 |
Hatkin Leonard |
Antenna array system
|
NL83717C
(de)
*
|
1950-05-20 |
|
|
|
US2619635A
(en)
*
|
1950-06-19 |
1952-11-25 |
Herman N Chait |
Arbitrarily polarized antenna system
|
US3048837A
(en)
*
|
1950-10-04 |
1962-08-07 |
Gerald E Hart |
Signal display system
|
US2765401A
(en)
*
|
1950-11-13 |
1956-10-02 |
Raytheon Mfg Co |
Signal-wave transfer devices
|
US3090951A
(en)
*
|
1950-12-20 |
1963-05-21 |
Sperry Rand Corp |
Monopulse radar system
|
US2634332A
(en)
*
|
1951-01-24 |
1953-04-07 |
Gen Precision Lab Inc |
Microwave power divider
|
US2639326A
(en)
*
|
1951-03-06 |
1953-05-19 |
Bell Telephone Labor Inc |
Electromagnetic wave microwave frequency structure using hybrid junctions
|
NL170690B
(nl)
*
|
1951-06-28 |
|
Bassani Spa |
Montageframe met openingen voor het opnemen van electrische eenheden.
|
US2717360A
(en)
*
|
1951-06-29 |
1955-09-06 |
Collins Radio Co |
Double l mixer
|
US2660710A
(en)
*
|
1951-07-09 |
1953-11-24 |
Bendix Aviat Corp |
High-frequency coupling system
|
US2716219A
(en)
*
|
1951-08-31 |
1955-08-23 |
Du Mont Allen B Lab Inc |
Mixer circuit
|
US2790148A
(en)
*
|
1952-02-04 |
1957-04-23 |
Itt |
Microwave coupling arrangements
|
NL176506B
(nl)
*
|
1952-03-05 |
|
Fujitsu Ltd |
Gasontladingsweergeefinrichting.
|
US2829348A
(en)
*
|
1952-04-02 |
1958-04-01 |
Itt |
Line-above-ground to hollow waveguide coupling
|
US2822525A
(en)
*
|
1952-05-08 |
1958-02-04 |
Itt |
High frequency hybrid circuit
|
BE519797A
(de)
*
|
1952-05-08 |
|
|
|
US3010081A
(en)
*
|
1952-07-18 |
1961-11-21 |
Bell Telephone Labor Inc |
Hybrid ring arrangement
|
US2840787A
(en)
*
|
1952-09-11 |
1958-06-24 |
Hughes Aircraft Co |
Hybrid tau type waveguide junction
|
US2883647A
(en)
*
|
1952-11-15 |
1959-04-21 |
Servo Electronic Switch And Si |
Supervisory remote control and signalling system
|
US2789210A
(en)
*
|
1952-12-30 |
1957-04-16 |
Sylvania Electric Prod |
Mixing circuit for microwave frequencies
|
US2748384A
(en)
*
|
1953-04-02 |
1956-05-29 |
Gen Precision Lab Inc |
Automatic frequency control circuit
|
US2853683A
(en)
*
|
1953-04-30 |
1958-09-23 |
Sperry Rand Corp |
Hybrid junction
|
US3034076A
(en)
*
|
1953-06-08 |
1962-05-08 |
Sperry Rand Corp |
Microwave diplexer
|
GB735927A
(en)
*
|
1953-06-23 |
1955-08-31 |
Gen Electric Co Ltd |
Improvements in or relating to electric amplifier arrangements
|
US2866949A
(en)
*
|
1953-10-29 |
1958-12-30 |
Bell Telephone Labor Inc |
Microwave circulators, isolators, and branching filters
|
US2803750A
(en)
*
|
1954-01-04 |
1957-08-20 |
Patelhold Patentverwertung |
Synchronized microwave generator
|
US2878467A
(en)
*
|
1954-01-21 |
1959-03-17 |
Eastern Ind Inc |
Apparatus for detecting and measuring the speed of moving objects by means of radio waves
|
US2945193A
(en)
*
|
1954-02-02 |
1960-07-12 |
Texas Instruments Inc |
Rotary waveguide joint and switching structure
|
US2840696A
(en)
*
|
1954-07-07 |
1958-06-24 |
Int Standard Electric Corp |
Radio transmitting installations
|
US2903653A
(en)
*
|
1955-02-09 |
1959-09-08 |
Rodney E Grantham |
Broad-band hybrid junction
|
NL221512A
(de)
*
|
1956-10-15 |
|
|
|
US2892982A
(en)
*
|
1956-12-19 |
1959-06-30 |
Philip J Allen |
Trimode hybrid junction
|
US2946997A
(en)
*
|
1956-12-27 |
1960-07-26 |
Gen Dynamics Corp |
Slotted waveguide lobing in radar system
|
US3189848A
(en)
*
|
1960-01-22 |
1965-06-15 |
Nippon Electric Co |
Parallel pushpull hybrid circuit
|
NL268421A
(de)
*
|
1960-08-25 |
|
|
|
US3302133A
(en)
*
|
1961-01-03 |
1967-01-31 |
Telefunken Patent |
Circuit
|
US3196371A
(en)
*
|
1961-05-01 |
1965-07-20 |
Bell Telephone Labor Inc |
Delay distortion compensator
|
NL276596A
(de)
*
|
1961-05-01 |
|
|
|
FR1328357A
(fr)
*
|
1962-04-04 |
1963-05-31 |
Csf |
Perfectionnements aux montages des tubes u h f à circuits de retard bidimensionnels
|
US3273067A
(en)
*
|
1963-03-28 |
1966-09-13 |
Whittaker Corp |
Hybrid ring multicoupler for a plurality of pairs of transmitters
|
US3219949A
(en)
*
|
1963-08-12 |
1965-11-23 |
Raytheon Co |
Multiport hybrid coupling device for wave transmission systems
|
GB1158395A
(en)
*
|
1965-08-11 |
1969-07-16 |
Nippon Electric Co |
Improvements in or relating to Waveguide Device having the Action of a Magic Tee
|
EP0066015B1
(de)
*
|
1981-05-22 |
1987-03-18 |
FORD AEROSPACE & COMMUNICATIONS CORPORATION |
Koppler mit beliebigem Impedanztransformations- und Kopplungsverhältnis
|
US5148130A
(en)
*
|
1990-06-07 |
1992-09-15 |
Dietrich James L |
Wideband microstrip UHF balun
|
US20060190511A1
(en)
*
|
2005-02-18 |
2006-08-24 |
Corum James F |
Electrical power multiplication
|
US9118216B2
(en)
*
|
2005-02-18 |
2015-08-25 |
Cpg Technologies, Llc |
Parametric power multiplication
|
US20060212176A1
(en)
|
2005-02-18 |
2006-09-21 |
Corum James F |
Use of electrical power multiplication for power smoothing in power distribution
|
US20100151113A1
(en)
*
|
2008-12-12 |
2010-06-17 |
Microchips, Inc. |
Manufacture of a radiating structure for a medical implant
|
US8285387B2
(en)
*
|
2008-12-12 |
2012-10-09 |
Microchips, Inc. |
Wireless communication with a medical implant
|