Assignee
EMI VARIAN LTD
13 granted patents·109 citations·filing 1974–1987
Top patents by PatentIndex Score
13 records- 0181US4284922ALinear beam microwave amplifier having section comprising three resonant coupled circuits two of which are resonant cavities which interact with the beamEMI VARIAN LTD·Filed 1979·Granted Aug 18, 1981·20 cites·30 claims
- 0281US4145635AElectron emitter with focussing arrangementEMI VARIAN LTD·Filed 1977·Granted Mar 20, 1979·20 cites·10 claims
- 0366US4482843AGyrotron deviceEMI VARIAN LTD·Filed 1982·Granted Nov 13, 1984·15 cites·7 claims
- 0465US4570099AThermionic electron emittersEMI VARIAN LTD·Filed 1984·Granted Feb 11, 1986·11 cites·27 claims
- 0563US4417173AThermionic electron emitters and methods of making themEMI VARIAN LTD·Filed 1981·Granted Nov 22, 1983·14 cites·14 claims
- 0648US4147954AThermionic electron emitterEMI VARIAN LTD·Filed 1977·Granted Apr 3, 1979·5 cites·11 claims
- 0748US4143300ASpin tuned magnetronsEMI VARIAN LTD·Filed 1977·Granted Mar 6, 1979·8 cites·6 claims
- 0846US4281273ASpin tuned magnetron having load sharing bearing arrangementsEMI VARIAN LTD·Filed 1979·Granted Jul 28, 1981·5 cites·10 claims
- 0937US3932787ATunable coaxial magnetronsEMI VARIAN LTD·Filed 1974·Granted Jan 13, 1976·4 cites·6 claims
- 1036US3979626AElectrostatic focusing arrangementsEMI VARIAN LTD·Filed 1975·Granted Sep 7, 1976·2 cites·5 claims
- 1135US4748424AMagnetron with frequency control meansEMI VARIAN LTD·Filed 1987·Granted May 31, 1988·3 cites·3 claims
- 1231US4636750AMagnetron with frequency sensor arrangementEMI VARIAN LTD·Filed 1986·Granted Jan 13, 1987·2 cites·7 claims
- 1322US4323819ASpin-tuned magnetronEMI VARIAN LTD·Filed 1980·Granted Apr 6, 1982·0 cites·10 claims
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