AP

Alan H. Pickering

EC English Electric Valve Co.: 6 patents #4 of 66Top 7%
EL E2V Technologies (Uk) Limited: 1 patents #25 of 65Top 40%
EL Eev Limited: 1 patents #18 of 62Top 30%
Overall (All Time): #663,283 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6815897 Magnetrons having a coaxial line output with unwanted mode energy reduction Kesar Saleem, Michael Barry Clive Brady 2004-11-09
5691667 RF radiation absorbing material disposed between the cathode and anode of an electron beam tube Geoffrey John Rowlands, Roy Heppinstall, Edward Stanley Sobieradzki, Geoffrey Clayworth 1997-11-25
5548245 Electron beam tube arrangements having the input cavity comprised of electrically internal and external body portions Heinz Bohlen, Edward S. Sobieradski, Mark E. Bridges, Steven Bardell, Howard T. Pettas 1996-08-20
4518932 Coaxial magnetron having cavity walls vibrated by tuning fork 1985-05-21
4420710 Co-axial magnetrons 1983-12-13
4380717 Magnetrons 1983-04-19
4311968 Magnetron having cavity wall vibrated by tuning fork Geoffrey John Rowlands 1982-01-19
4246512 Co-axial multi cavity anode magnetrons Geoffrey John Rowlands, David R. Tice 1981-01-20