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Class Information
Number: 250/492.21
Name: Radiant energy > Irradiation of objects or material > Irradiation of semiconductor devices > Ion bombardment
Description: Subject matter comprising a means for irradiating a semiconductive object or material with at least one ion beam.


Patents under this class:
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Patent Number Title Of Patent Date Issued
6825480 Charged particle beam apparatus and automatic astigmatism adjustment method Nov. 30, 2004
6822246 Ribbon electron beam for inspection system Nov. 23, 2004
6822245 Ion beam apparatus and sample processing method Nov. 23, 2004
6821693 Method for adjusting a multilevel phase-shifting mask or reticle Nov. 23, 2004
6822247 Ion irradiation system Nov. 23, 2004
6818909 Ion sources for ion implantation apparatus Nov. 16, 2004
6815690 Ion beam source with coated electrode(s) Nov. 9, 2004
6815695 Simplified reticle stage removal system for an electron beam system Nov. 9, 2004
6815696 Beam stop for use in an ion implantation system Nov. 9, 2004
6815697 Ion beam charge neutralizer and method therefor Nov. 9, 2004
6815698 Charged particle beam exposure system Nov. 9, 2004
6806479 Apparatus and method for reducing implant angle variations across a large wafer for a batch disk Oct. 19, 2004
6803590 Ion beam mass separation filter, mass separation method thereof and ion source using the same Oct. 12, 2004
6800862 Ion implanting apparatus and ion implanting method Oct. 5, 2004
6800863 Method for monitoring an ion implanter and ion implanter having a shadow jig for performing the same Oct. 5, 2004
6797968 Ion beam processing method and apparatus therefor Sep. 28, 2004
6797965 Charged particle beam apparatus, pattern measuring method, and pattern drawing method Sep. 28, 2004
6797967 Method and system for dose control during an ion implantation process Sep. 28, 2004
6797969 Multi-column FIB for nanofabrication applications Sep. 28, 2004
6794663 Method and apparatus for specimen fabrication Sep. 21, 2004
6794664 Umbilical cord facilities connection for an ion beam implanter Sep. 21, 2004
6794662 Thermosetting resin wafer-holding pin Sep. 21, 2004
6794661 Ion implantation apparatus capable of increasing beam current Sep. 21, 2004
6791094 Method and apparatus for determining beam parallelism and direction Sep. 14, 2004
6791097 Adjustable conductance limiting aperture for ion implanters Sep. 14, 2004
6787779 Apparatus wherein ionizing radiation is generated Sep. 7, 2004
6787780 Multi-beam exposure apparatus using a multi-axis electron lens, fabrication method of a semiconductor device Sep. 7, 2004
6781140 Method of and machine for pattern writing by an electron beam Aug. 24, 2004
6781139 Load lock vacuum conductance limiting aperture Aug. 24, 2004
6777687 Substrate positioning system Aug. 17, 2004
6777688 Rotational stage for high speed, large area scanning in focused beam systems Aug. 17, 2004
6777695 Rotating beam ion implanter Aug. 17, 2004
6777696 Deflecting acceleration/deceleration gap Aug. 17, 2004
6777699 Methods, apparatus, and systems involving ion beam generation Aug. 17, 2004
6777882 Ion beam generator Aug. 17, 2004
6774378 Method of tuning electrostatic quadrupole electrodes of an ion beam implanter Aug. 10, 2004
6774377 Electrostatic parallelizing lens for ion beams Aug. 10, 2004
6774373 Adjustable implantation angle workpiece support structure for an ion beam implanter Aug. 10, 2004
6772776 Apparatus for in situ cleaning of carbon contaminated surfaces Aug. 10, 2004
6774376 Wafer holding pin Aug. 10, 2004
6770888 High mass resolution magnet for ribbon beam ion implanters Aug. 3, 2004
6770889 Method of controlling electrostatic lens and ion implantation apparatus Aug. 3, 2004
6768110 Ion beam milling system and method for electron microscopy specimen preparation Jul. 27, 2004
6765219 Hybrid scanning system and methods for ion implantation Jul. 20, 2004
6765205 Electron microscope including apparatus for X-ray analysis and method of analyzing specimens using same Jul. 20, 2004
6762423 Methods and apparatus for ion beam neutralization in magnets Jul. 13, 2004
6762417 System in which a rotating body is connected to a rotary shaft in an ion implanter Jul. 13, 2004
6759665 Method and system for ion beam containment in an ion beam guide Jul. 6, 2004
6756599 Particle-optical apparatus, illumination apparatus and projection system as well as a method employing the same Jun. 29, 2004
6756600 Ion implantation with improved ion source life expectancy Jun. 29, 2004

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