CALABAZAS CREEK RESEARCH, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 6119
 
 
 
H01P WAVEGUIDES; RESONATORS, LINES OR OTHER DEVICES OF THE WAVEGUIDE TYPE 259
 
 
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 143
 
 
 
H01Q AERIALS 1107
 
 
 
H05H PLASMA TECHNIQUE 133

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9715988 Gyrotron whispering gallery mode coupler with a mode conversion reflector for exciting a circular symmetric uniform phase RF beam in a corrugated waveguideFeb 17, 15Jul 25, 17[H01J, H01P]
9698454 High power RF window deposition apparatus, method, and deviceJul 09, 13Jul 04, 17[H05H, H01P]
9252472 Low reflectance high power RF loadFeb 05, 14Feb 02, 16[H01P]
9013104 Periodic permanent magnet focused klystronOct 22, 13Apr 21, 15[H01J]
8963424 Coupler for coupling gyrotron whispering gallery mode RF into HE11 waveguideJan 29, 11Feb 24, 15[H01J]
8686910 Low reflectance radio frequency loadApr 12, 10Apr 01, 14[H01Q]
8664853 Sintered wire cesium dispenser photocathodeAug 16, 12Mar 04, 14[H01J]
8547006 Electron gun for a multiple beam klystron with magnetic compression of the electron beamsFeb 12, 10Oct 01, 13[H01J]
7313226 Sintered wire annodeSep 14, 05Dec 25, 07[H01J]
5890362 Hydraulic control valve system with non-shuttle pressure compensatorOct 23, 97Apr 06, 99[F15B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7102459 Power combinerExpiredDec 15, 03Sep 05, 06[H01P]
6987360 Backward wave coupler for sub-millimeter waves in a traveling wave tubeExpiredMar 31, 04Jan 17, 06[H01J]
6919776 Traveling wave device for combining or splitting symmetric and asymmetric wavesExpiredApr 23, 02Jul 19, 05[H01P]
6847168 Electron gun for a multiple beam klystron using magnetic focusing with a magnetic field correctorExpiredAug 01, 00Jan 25, 05[H01J]
6838829 Depressed collector for electron beamsExpiredJan 03, 02Jan 04, 05[H03F, H01J]
6768265 Electron gun for multiple beam klystron using magnetic focusingExpiredApr 22, 02Jul 27, 04[H01J]
6411263 Multi-mode hornExpiredSep 28, 00Jun 25, 02[H01Q]
5949298 High power water load for microwave and millimeter-wave radio frequency sourcesExpiredOct 23, 97Sep 07, 99[H01P]
5780970 Multi-stage depressed collector for small orbit gyrotronsExpiredOct 28, 96Jul 14, 98[H01J]

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