Search

David Hung Vu

Examiner (ID: 356, Phone: (571)272-1831 , Office: P/2844 )

Most Active Art Unit
2821
Art Unit(s)
2817, 2828, 2844, 2502, 2821
Total Applications
1734
Issued Applications
1511
Pending Applications
64
Abandoned Applications
163

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 443880 [patent_doc_number] => 07256553 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-08-14 [patent_title] => 'Lamp driving system controlled by electrical isolation' [patent_app_type] => utility [patent_app_number] => 11/517381 [patent_app_country] => US [patent_app_date] => 2006-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2978 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/256/07256553.pdf [firstpage_image] =>[orig_patent_app_number] => 11517381 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/517381
Lamp driving system controlled by electrical isolation Sep 7, 2006 Issued
Array ( [id] => 5139401 [patent_doc_number] => 20070001617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-01-04 [patent_title] => 'Electronic lighting ballast' [patent_app_type] => utility [patent_app_number] => 11/518576 [patent_app_country] => US [patent_app_date] => 2006-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 7407 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20070001617.pdf [firstpage_image] =>[orig_patent_app_number] => 11518576 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/518576
Electronic lighting ballast Sep 7, 2006 Abandoned
Array ( [id] => 7535802 [patent_doc_number] => 08049434 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-01 [patent_title] => 'Lighting commissioning device and method' [patent_app_type] => utility [patent_app_number] => 12/066142 [patent_app_country] => US [patent_app_date] => 2006-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5971 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/049/08049434.pdf [firstpage_image] =>[orig_patent_app_number] => 12066142 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/066142
Lighting commissioning device and method Sep 5, 2006 Issued
Array ( [id] => 4480027 [patent_doc_number] => 07906916 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-15 [patent_title] => 'Dimmer switch with adjustable high-end trim' [patent_app_type] => utility [patent_app_number] => 11/514659 [patent_app_country] => US [patent_app_date] => 2006-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4887 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/906/07906916.pdf [firstpage_image] =>[orig_patent_app_number] => 11514659 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/514659
Dimmer switch with adjustable high-end trim Aug 31, 2006 Issued
Array ( [id] => 4770221 [patent_doc_number] => 20080055879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-06 [patent_title] => 'Lamp transformer' [patent_app_type] => utility [patent_app_number] => 11/513777 [patent_app_country] => US [patent_app_date] => 2006-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2523 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0055/20080055879.pdf [firstpage_image] =>[orig_patent_app_number] => 11513777 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/513777
Lamp transformer Aug 30, 2006 Issued
Array ( [id] => 5686398 [patent_doc_number] => 20060284713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-12-21 [patent_title] => 'Inductively powered apparatus' [patent_app_type] => utility [patent_app_number] => 11/468149 [patent_app_country] => US [patent_app_date] => 2006-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 11452 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0284/20060284713.pdf [firstpage_image] =>[orig_patent_app_number] => 11468149 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/468149
Inductively powered apparatus Aug 28, 2006 Issued
Array ( [id] => 4981211 [patent_doc_number] => 20070085768 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-04-19 [patent_title] => 'Plasma display and its driving method and circuit' [patent_app_type] => utility [patent_app_number] => 11/511271 [patent_app_country] => US [patent_app_date] => 2006-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7031 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0085/20070085768.pdf [firstpage_image] =>[orig_patent_app_number] => 11511271 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/511271
Plasma display and its driving method and circuit Aug 28, 2006 Issued
Array ( [id] => 5234210 [patent_doc_number] => 20070126365 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-07 [patent_title] => 'Inductively powered apparatus' [patent_app_type] => utility [patent_app_number] => 11/467973 [patent_app_country] => US [patent_app_date] => 2006-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 11452 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0126/20070126365.pdf [firstpage_image] =>[orig_patent_app_number] => 11467973 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/467973
Inductive lamp assembly Aug 28, 2006 Issued
Array ( [id] => 4731598 [patent_doc_number] => 20080048576 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-28 [patent_title] => 'Method and apparatus for dimming hot cathode fluorescent lamp' [patent_app_type] => utility [patent_app_number] => 11/510783 [patent_app_country] => US [patent_app_date] => 2006-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2516 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20080048576.pdf [firstpage_image] =>[orig_patent_app_number] => 11510783 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/510783
Method and apparatus for dimming hot cathode fluorescent lamp Aug 27, 2006 Abandoned
Array ( [id] => 5426183 [patent_doc_number] => 20090085493 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-02 [patent_title] => 'Electronic Ballast for Discharge Lamps Having an Eol Monitoring Circuit' [patent_app_type] => utility [patent_app_number] => 11/989721 [patent_app_country] => US [patent_app_date] => 2006-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3316 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0085/20090085493.pdf [firstpage_image] =>[orig_patent_app_number] => 11989721 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/989721
Electronic ballast for discharge lamps having an EOL monitoring circuit Aug 27, 2006 Issued
Array ( [id] => 4731590 [patent_doc_number] => 20080048568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-28 [patent_title] => 'Natural light-generating device' [patent_app_type] => utility [patent_app_number] => 11/510585 [patent_app_country] => US [patent_app_date] => 2006-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2159 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20080048568.pdf [firstpage_image] =>[orig_patent_app_number] => 11510585 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/510585
Natural light-generating device Aug 27, 2006 Abandoned
Array ( [id] => 4731592 [patent_doc_number] => 20080048570 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-28 [patent_title] => 'Discharge of a field emission display based on charge accumulation' [patent_app_type] => utility [patent_app_number] => 11/510549 [patent_app_country] => US [patent_app_date] => 2006-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3469 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20080048570.pdf [firstpage_image] =>[orig_patent_app_number] => 11510549 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/510549
Discharge of a field emission display based on charge accumulation Aug 24, 2006 Issued
Array ( [id] => 319161 [patent_doc_number] => 07521873 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-04-21 [patent_title] => 'Circuit designs and control techniques for high frequency electronic ballasts for high intensity discharge lamps' [patent_app_type] => utility [patent_app_number] => 11/508515 [patent_app_country] => US [patent_app_date] => 2006-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5579 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/521/07521873.pdf [firstpage_image] =>[orig_patent_app_number] => 11508515 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/508515
Circuit designs and control techniques for high frequency electronic ballasts for high intensity discharge lamps Aug 21, 2006 Issued
Array ( [id] => 4850035 [patent_doc_number] => 20080315777 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-25 [patent_title] => 'Variable-Effect Lighting System' [patent_app_type] => utility [patent_app_number] => 12/063905 [patent_app_country] => US [patent_app_date] => 2006-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9908 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0315/20080315777.pdf [firstpage_image] =>[orig_patent_app_number] => 12063905 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/063905
Variable-effect lighting system Aug 15, 2006 Issued
Array ( [id] => 7603104 [patent_doc_number] => 07235930 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-06-26 [patent_title] => 'Decorative tree with coordinated visual and sound effects' [patent_app_type] => utility [patent_app_number] => 11/465084 [patent_app_country] => US [patent_app_date] => 2006-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1150 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/235/07235930.pdf [firstpage_image] =>[orig_patent_app_number] => 11465084 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/465084
Decorative tree with coordinated visual and sound effects Aug 15, 2006 Issued
Array ( [id] => 5105062 [patent_doc_number] => 20070063937 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-22 [patent_title] => 'Display device and control method thereof' [patent_app_type] => utility [patent_app_number] => 11/503280 [patent_app_country] => US [patent_app_date] => 2006-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5178 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0063/20070063937.pdf [firstpage_image] =>[orig_patent_app_number] => 11503280 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/503280
Display device and control method thereof Aug 13, 2006 Issued
Array ( [id] => 461634 [patent_doc_number] => 07242149 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-07-10 [patent_title] => 'Lamp driving circuit with floating power supply driver' [patent_app_type] => utility [patent_app_number] => 11/463586 [patent_app_country] => US [patent_app_date] => 2006-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 2126 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/242/07242149.pdf [firstpage_image] =>[orig_patent_app_number] => 11463586 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/463586
Lamp driving circuit with floating power supply driver Aug 8, 2006 Issued
Array ( [id] => 4685963 [patent_doc_number] => 20080030144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-07 [patent_title] => 'Intelligent Gas Discharge Lamp Control Circuit' [patent_app_type] => utility [patent_app_number] => 11/462682 [patent_app_country] => US [patent_app_date] => 2006-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7085 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0030/20080030144.pdf [firstpage_image] =>[orig_patent_app_number] => 11462682 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/462682
Intelligent gas discharge lamp control circuit Aug 3, 2006 Issued
Array ( [id] => 5488492 [patent_doc_number] => 20090289563 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-26 [patent_title] => 'Circuit Arrangement and Method for Operating At Least One Dielectric Barrier Discharge Lamp' [patent_app_type] => utility [patent_app_number] => 11/989998 [patent_app_country] => US [patent_app_date] => 2006-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2218 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0289/20090289563.pdf [firstpage_image] =>[orig_patent_app_number] => 11989998 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/989998
Circuit Arrangement and Method for Operating At Least One Dielectric Barrier Discharge Lamp Aug 3, 2006 Abandoned
Array ( [id] => 4685965 [patent_doc_number] => 20080030146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-07 [patent_title] => 'Backlight driving and control circuit with an isolated power factor correction structure' [patent_app_type] => utility [patent_app_number] => 11/498181 [patent_app_country] => US [patent_app_date] => 2006-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1842 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0030/20080030146.pdf [firstpage_image] =>[orig_patent_app_number] => 11498181 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/498181
Backlight driving and control circuit with an isolated power factor correction structure Aug 2, 2006 Issued
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