H01J 1/15

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9881763 Ion generation device and ion detection deviceNov 10, 16Jan 30, 18RICOH COMPANY, LTD.
9847208 Electron beam device, cold field emitter, and method for regeneration of a cold field emitterAug 10, 16Dec 19, 17ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH
9640361 Emitter structure, gas ion source and focused ion beam systemAug 19, 15May 02, 17HITACHI HIGH-TECH SCIENCE CORPORATION
9466453 Cathode arrangement, electron gun, and lithography system comprising such electron gunDec 22, 14Oct 11, 16MAPPER LITHOGRAPHY IP B.V.
9455112 Cathode arrangement, electron gun, and lithography system comprising such electron gunDec 22, 14Sep 27, 16MAPPER LITHOGRAPHY IP B.V.
9443691 Electron emission surface for X-ray generationDec 30, 13Sep 13, 16GENERAL ELECTRIC COMPANY
9309871 Hall-effect motor in which the temperature of the cathode-heating device is controlledApr 29, 11Apr 12, 16SNECMA
9129771 Emitter structure, gas ion source and focused ion beam systemMar 25, 14Sep 08, 15HITACHI HIGH-TECH SCIENCE CORPORATION
8999178 Method for fabricating emitterMay 15, 14Apr 07, 15HITACHI HIGH-TECH SCIENCE CORPORATION
8896195 Filament for electron sourceOct 21, 10Nov 25, 14HERMES MICROVISION, INC.
8547005 Multi-layer heater for an electron gunAug 06, 10Oct 01, 13Superior Technical Ceramics, Inc.
8456076 Electron emitting source and manufacturing method of electron emitting sourceJul 11, 08Jun 04, 13DENKI KAGAKU KOGYO KABUSHIKI KAISHA
8294350 CathodeSep 11, 09Oct 23, 12SIEMENS HEALTHCARE GMBH
8183756 Thermionic electron emitter, method for preparing same and X-ray source including sameJul 18, 08May 22, 12KONINKLIJKE PHILIPS ELECTRONICS N.V., KONINKLIJKE PHILIPS ELECTRONICS N V,
RE42705 Method for the manufacture of an X-ray tube cathode filamentAug 27, 09Sep 20, 11GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLC
7902529 Method and apparatus for selectively providing electrons in an ion sourceAug 02, 07Mar 08, 11THERMO FINNIGAN LLC
7851985 Article incorporating a high temperature ceramic composite for selective emissionMar 31, 06Dec 14, 10GENERAL ELECTRIC COMPANY
7808353 Coil system for plasmoid thrusterAug 23, 06Oct 05, 10UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
7733309 Image display apparatusMay 16, 03Jun 08, 10PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
7516528 Method for the manufacture of an X-ray tube cathode filamentNov 04, 04Apr 14, 09GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLC

Showing 1 to 20 of 53 results