H01J 1/146

Technology



back to "H01J 1/146" profile

More Results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2024/0161,994 Pincer Mount CathodeNov 15, 23May 16, 24Not available
2024/0029,989 ELECTRON SOURCE, METHOD FOR MANUFACTURING SAME, AND DEVICE PROVIDED WITH ELECTRON SOURCEDec 20, 21Jan 25, 24Denka Company Limited
2022/0336,179 CATHODE MEMBER FOR ELECTRON BEAM GENERATION, AND METHOD FOR MANUFACTURING THE SAMEAug 28, 20Oct 20, 22KOBELCO RESEARCH INSTITUTE, INC.
2022/0328,274 METHOD AND APPARATUS FOR REDUCING THE WORK FUNCTION OF POLYCRYSTALLINE METAL HEXABORIDEApr 02, 21Oct 13, 22Not available
2020/0066,474 CATHODES WITH CONFORMAL CATHODE SURFACES, VACUUM ELECTRONIC DEVICES WITH CATHODES WITH CONFORMAL CATHODE SURFACES, AND METHODS OF MANUFACTURING THE SAMEJun 04, 19Feb 27, 20Modern Electron, LLC
2017/0358,419 METHOD OF FABRICATING TUNGSTEN SCANDATE NANO-COMPOSITE POWDER FOR CATHODESAug 01, 17Dec 14, 17THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
2017/0169,981 THERMIONIC EMISSION FILAMENT, QUADRUPOLE MASS SPECTROMETER AND RESIDUAL GAS ANALYZING METHODDec 07, 16Jun 15, 17HORIBA STEC, CO., LTD.
2008/0185,951 Highly emissive cavity for discharge lamp and method and material relating theretoFeb 06, 07Aug 07, 08GENERAL ELECTRIC COMPANY