Leung; Ka-Ngo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Leung; Ka-Ngo.The latest application filed is for "fast pulsed neutron generator".
Company Profile
0.33.24
- Leung; Ka-Ngo - Hercules CA US
Patent Activity
| Patent | Date |
|---|---|
| Plasma driven neutron/gamma generator Grant 8,971,473 - Leung , et al. March 3, 2 | 2015-03-03 |
| Gamma source for active interrogation Grant 8,279,993 - Leung , et al. October 2, 2 | 2012-10-02 |
| Fast Pulsed Neutron Generator App 20120213319 - Kwan; Joe ; et al. | 2012-08-23 |
| Plasma Driven Neutron/gamma Generator App 20110096885 - Leung; Ka-Ngo ; et al. | 2011-04-28 |
| Gamma Source For Active Interrogation App 20100172458 - Leung; Ka-Ngo ; et al. | 2010-07-08 |
| 5 Ns Or Less Neutron And Gamma Pulse Generator App 20100025573 - Hahto; Sami K. ; et al. | 2010-02-04 |
| Cylindrical neutron generator Grant 7,639,770 - Leung December 29, 2 | 2009-12-29 |
| High brightness--multiple beamlets source for patterned X-ray production Grant 7,609,815 - Leung , et al. October 27, 2 | 2009-10-27 |
| Cylindrical Neutron Generator App 20090262881 - Leung; Ka-Ngo | 2009-10-22 |
| Gamma source for active interrogation Grant 7,596,197 - Leung , et al. September 29, 2 | 2009-09-29 |
| Gamma Source For Active Interrogation App 20090230314 - Leung; Ka-Ngo ; et al. | 2009-09-17 |
| Cylindrical neutron generator Grant 7,362,842 - Leung April 22, 2 | 2008-04-22 |
| Neutron tubes App 20080080659 - Leung; Ka-Ngo ; et al. | 2008-04-03 |
| Neutron tubes Grant 7,342,988 - Leung , et al. March 11, 2 | 2008-03-11 |
| High Brightness - Multiple Beamlets Source for Patterned X-ray Production App 20080049888 - Leung; Ka-Ngo ; et al. | 2008-02-28 |
| Matching network for RF plasma source Grant 7,298,091 - Pickard , et al. November 20, 2 | 2007-11-20 |
| 10B(d,n)11C REACTION BASED NEUTRON GENERATOR App 20070242790 - Lou; Tak Pui ; et al. | 2007-10-18 |
| Negative ion source with external RF antenna Grant 7,176,469 - Leung , et al. February 13, 2 | 2007-02-13 |
| Spherical neutron generator Grant 7,139,349 - Leung November 21, 2 | 2006-11-21 |
| Ion beam extractor with counterbore Grant 7,084,407 - Ji , et al. August 1, 2 | 2006-08-01 |
| Ultra-short ion and neutron pulse production Grant 6,985,553 - Leung , et al. January 10, 2 | 2006-01-10 |
| Ion source with external RF antenna Grant 6,975,072 - Leung , et al. December 13, 2 | 2005-12-13 |
| Positive and negative ion beam merging system for neutral beam production Grant 6,974,950 - Leung , et al. December 13, 2 | 2005-12-13 |
| Cylindrical neutron generator App 20050220244 - Leung, Ka-Ngo | 2005-10-06 |
| Ion beam lithography system Grant 6,924,493 - Leung August 2, 2 | 2005-08-02 |
| Microwave ion source Grant 6,922,019 - Leung , et al. July 26, 2 | 2005-07-26 |
| Cylindrical neutron generator Grant 6,907,097 - Leung June 14, 2 | 2005-06-14 |
| Maskless micro-ion-beam reduction lithography system Grant 6,888,146 - Leung , et al. May 3, 2 | 2005-05-03 |
| Compact neutron generator Grant 6,870,894 - Leung , et al. March 22, 2 | 2005-03-22 |
| Ultra-short ion and neutron pulse production App 20040146133 - Leung, Ka-Ngo ; et al. | 2004-07-29 |
| Focused electron and ion beam systems Grant 6,768,120 - Leung , et al. July 27, 2 | 2004-07-27 |
| Negative ion source with external RF antenna App 20040104683 - Leung, Ka-Ngo ; et al. | 2004-06-03 |
| Universal pattern generator with multiplex addressing App 20040051053 - Barletta, William A. ; et al. | 2004-03-18 |
| Focused electron and ion beam systems App 20040036032 - Leung, Ka-Ngo ; et al. | 2004-02-26 |
| Compact neutron generator App 20040022341 - Leung, Ka-Ngo ; et al. | 2004-02-05 |
| Neutron tubes App 20030234355 - Leung, Ka-Ngo ; et al. | 2003-12-25 |
| Ion source with external RF antenna App 20030218430 - Leung, Ka-Ngo ; et al. | 2003-11-27 |
| Ion beam extractor with counterbore App 20030168608 - Ji, Qing ; et al. | 2003-09-11 |
| Matching network for RF plasma source App 20030146803 - Pickard, Daniel S. ; et al. | 2003-08-07 |
| Positive and negative ion beam merging system for neutral beam production App 20030042411 - Leung, Ka-Ngo ; et al. | 2003-03-06 |
| Microwave ion source App 20030006708 - Leung, Ka-Ngo ; et al. | 2003-01-09 |
| Compact high flux neutron generator App 20020150193 - Leung, Ka-Ngo ; et al. | 2002-10-17 |
| spherical neutron generator App 20020131542 - Leung, Ka-Ngo | 2002-09-19 |
| Cylindrical neutron generator App 20020131543 - Leung, Ka-Ngo | 2002-09-19 |
| Low energy spread ion source with a coaxial magnetic filter Grant 6,094,012 - Leung , et al. July 25, 2 | 2000-07-25 |
| Focused ion beam system Grant 5,945,677 - Leung , et al. August 31, 1 | 1999-08-31 |
| Broad beam ion implanter Grant 5,563,418 - Leung October 8, 1 | 1996-10-08 |
| Pulsed source ion implantation apparatus and method Grant 5,558,718 - Leung September 24, 1 | 1996-09-24 |
| Production of N.sup.+ ions from a multicusp ion beam apparatus Grant 5,198,677 - Leung , et al. March 30, 1 | 1993-03-30 |
| Charge neutralization apparatus for ion implantation system Grant 5,136,171 - Leung , et al. August 4, 1 | 1992-08-04 |
| Large area directly heated lanthanum hexaboride cathode structure having predetermined emission profile Grant 4,795,940 - Leung , et al. January 3, 1 | 1989-01-03 |
| Method and source for producing a high concentration of positively charged molecular hydrogen or deuterium ions Grant 4,793,961 - Ehlers , et al. December 27, 1 | 1988-12-27 |
| Method of making radio frequency ion source antenna Grant 4,725,449 - Ehlers , et al. February 16, 1 | 1988-02-16 |
| Three chamber negative ion source Grant 4,559,477 - Leung , et al. December 17, 1 | 1985-12-17 |
| Negative ion source Grant 4,486,665 - Leung , et al. December 4, 1 | 1984-12-04 |
| Ion source Grant 4,447,732 - Leung , et al. May 8, 1 | 1984-05-08 |
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