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AVANTEK
US32 patents
Top patents by PatentIndex Score
US5111455AMay 5, 1992
Interleaved time-division multiplexor with phase-compensated frequency doublers
AVANTEK78 citations96
US4842699AJun 27, 1989
Method of selective via-hole and heat sink plating using a metal mask
AVANTEK145 citations96
US4978639ADec 18, 1990
Method for the simultaneous formation of via-holes and wraparound plating on semiconductor chips
AVANTEK177 citations95
US4808273AFeb 28, 1989
Method of forming completely metallized via holes in semiconductors
AVANTEK117 citations95
US5306649AApr 26, 1994
Method for producing a fully walled emitter-base structure in a bipolar transistor
AVANTEK29 citations93
US4595881AJun 17, 1986
Distributed amplifier using dual-gate GaAs FET's
AVANTEK28 citations92
US4901853AFeb 20, 1990
Substrate transport box
AVANTEK147 citations91
US5288660AFeb 22, 1994
Method for forming self-aligned t-shaped transistor electrode
AVANTEK50 citations89
US5127984AJul 7, 1992
Rapid wafer thinning process
AVANTEK51 citations87
US4954790ASep 4, 1990
Enhanced coupled, even mode terminated baluns, and mixers and modulators constructed therefrom
AVANTEK44 citations86
US4672023AJun 9, 1987
Method for planarizing wafers
AVANTEK73 citations86
US4940949AJul 10, 1990
High efficiency high isolation amplifier
AVANTEK24 citations85
US4881050ANov 14, 1989
Thin-film microwave filter
AVANTEK59 citations85
US4213840AJul 22, 1980
Low-resistance, fine-line semiconductor device and the method for its manufacture
AVANTEK48 citations85
US4926292AMay 15, 1990
Broadband printed spiral
AVANTEK19 citations79
US4851787AJul 25, 1989
Low noise frequency synthesizer
AVANTEK23 citations75
US5126827AJun 30, 1992
Semiconductor chip header having particular surface metallization
AVANTEK13 citations73
US4912430AMar 27, 1990
Current source as a microwave biasing element
AVANTEK11 citations73
US4688005AAug 18, 1987
Self-oscillating mixer with Darlington transistors
AVANTEK8 citations73
US4755772AJul 5, 1988
Switchable microwave oscillator
AVANTEK16 citations71
US4737737AApr 12, 1988
Transmission injection-locked dielectric resonator oscillator
AVANTEK14 citations71
US4733199AMar 22, 1988
Multi-frequency dielectric resonator oscillator using parallel feedback
AVANTEK14 citations71
US4649354AMar 10, 1987
Switchable multi-frequency dielectric resonator oscillator
AVANTEK15 citations71
US4988959AJan 29, 1991
YIG tuned oscillator using composite feedback
AVANTEK14 citations70
US4928078AMay 22, 1990
Branch line coupler
AVANTEK17 citations69
US3978282AAug 31, 1976
Apparatus and method for measuring the transmission characteristics of a network
AVANTEK26 citations69
US4975065ADec 4, 1990
Microwave circuit module connector
AVANTEK16 citations66
US4769621ASep 6, 1988
Frequency divider with darlington transistors
AVANTEK4 citations62
US5215866AJun 1, 1993
Broadband printed spiral
AVANTEK4 citations60
US3931472AJan 6, 1976
Asynchronous quadriphase communications system and method
AVANTEK13 citations59
US5045731ASep 3, 1991
Ultraminiature 180 degree phase shifter
AVANTEK4 citations46
US4691380ASep 1, 1987
Quad-ridge waveguide mixer
AVANTEK1 citations44