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 6115
 
 
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 136
 
 
 
H01Q AERIALS 193
 
 
 
H03F AMPLIFIERS 180

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,013,104 Periodic permanent magnet focused klystronOct 22, 13Apr 21, 15[H01J]
8,963,424 Coupler for coupling gyrotron whispering gallery mode RF into HE11 waveguideJan 29, 11Feb 24, 15[H01J]
8,686,910 Low reflectance radio frequency loadApr 12, 10Apr 01, 14[H01Q]
8,664,853 Sintered wire cesium dispenser photocathodeAug 16, 12Mar 04, 14[H01J]
8,547,006 Electron gun for a multiple beam klystron with magnetic compression of the electron beamsFeb 12, 10Oct 01, 13[H01J]
7,313,226 Sintered wire annodeSep 14, 05Dec 25, 07[H01J]
6,838,829 Depressed collector for electron beamsJan 03, 02Jan 04, 05[H03F, H01J]
5,890,362 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Expired/Abandoned/Withdrawn Patents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
7,102,459 Power combinerExpiredDec 15, 03Sep 05, 06[H01P]
6,987,360 Backward wave coupler for sub-millimeter waves in a traveling wave tubeExpiredMar 31, 04Jan 17, 06[H01J]
6,919,776 Traveling wave device for combining or splitting symmetric and asymmetric wavesExpiredApr 23, 02Jul 19, 05[H01P]
6,847,168 Electron gun for a multiple beam klystron using magnetic focusing with a magnetic field correctorExpiredAug 01, 00Jan 25, 05[H01J]
6,768,265 Electron gun for multiple beam klystron using magnetic focusingExpiredApr 22, 02Jul 27, 04[H01J]
6,411,263 Multi-mode hornExpiredSep 28, 00Jun 25, 02[H01Q]
5,949,298 High power water load for microwave and millimeter-wave radio frequency sourcesExpiredOct 23, 97Sep 07, 99[H01P]
5,780,970 Multi-stage depressed collector for small orbit gyrotronsExpiredOct 28, 96Jul 14, 98[H01J]

Top Inventors for This Owner

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