CALIFORNIA MICROWAVE, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01Q AERIALS 1109

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5563616 Antenna design using a high index, low loss materialMar 18, 94Oct 08, 96[H01Q]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
RE36506 Antenna design using a high index, low loss materialExpiredOct 08, 98Jan 18, 00[H01Q]
5499243 Method and apparatus for coordinating transfer of information between a base station and a plurality of radiosExpiredJan 22, 93Mar 12, 96[H04L]
5434575 Phased array antenna system using polarization phase shiftingExpiredJan 28, 94Jul 18, 95[H04B, H01Q]
4935858 Auxiliary output regulation technique for power suppliesExpiredSep 05, 89Jun 19, 90[H02M]
4816790 Linear microwave attenuatorExpiredAug 13, 87Mar 28, 89[H01P]
4780692 Cableless switching element for waveguide having low loss and fast switching speedExpiredMay 04, 87Oct 25, 88[H01P]
4766398 Broadband temperature compensated microwave cavity oscillatorExpiredApr 30, 87Aug 23, 88[H03L, H03B]
4728805 Synaptic radio frequency interactive systems with photoresponsive switchingExpiredNov 10, 86Mar 01, 88[H01J]
4683445 Synchronization method for deriving a reference signal from a pilot frequencyExpiredApr 30, 86Jul 28, 87[H03L]
4675623 Adjustable cavity to microstripline transitionExpiredFeb 28, 86Jun 23, 87[H01P]
4673894 Oscillator coupled through cylindrical cavity for generating low noise microwavesExpiredApr 10, 86Jun 16, 87[H03B, H01P]
4661997 Mixer for use in a microwave systemExpiredSep 23, 85Apr 28, 87[H04B]
4633197 Single resonant tank modulated oscillatorExpiredMar 29, 85Dec 30, 86[H03C]
4633203 Combined microstripline phase shifter and electric field probeExpiredFeb 28, 86Dec 30, 86[H01P]
4626802 GaAs FET oscillator noise reduction circuitExpiredDec 24, 84Dec 02, 86[H03B]
4618836 Wide band dielectric resonator oscillator having temperature compensationExpiredDec 24, 84Oct 21, 86[H03B]
4602229 Resonant bandpass T filter and power splitterExpiredDec 30, 83Jul 22, 86[H01P]
4593460 Method to achieve a desired bandwidth at a given frequency in a dielectric resonator filterExpiredDec 30, 83Jun 10, 86[H01P, H01F]
4568894 Dielectric resonator filter to achieve a desired bandwidth characteristicExpiredDec 30, 83Feb 04, 86[H01P]
4559490 Method for maintaining constant bandwidth over a frequency spectrum in a dielectric resonator filterExpiredDec 30, 83Dec 17, 85[H01P]

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