Search

David Hung Vu

Examiner (ID: 118, Phone: (571)272-1831 , Office: P/2844 )

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1486989 [patent_doc_number] => 06366022 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-02 [patent_title] => 'Electronic ballast for stabilizing current in a gas discharge lamp and method of manufacturing same' [patent_app_type] => B1 [patent_app_number] => 09/575606 [patent_app_country] => US [patent_app_date] => 2000-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2552 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/366/06366022.pdf [firstpage_image] =>[orig_patent_app_number] => 09575606 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/575606
Electronic ballast for stabilizing current in a gas discharge lamp and method of manufacturing same May 21, 2000 Issued
Array ( [id] => 4425077 [patent_doc_number] => 06225757 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-01 [patent_title] => 'Combination MH/HPS ballast' [patent_app_type] => 1 [patent_app_number] => 9/574902 [patent_app_country] => US [patent_app_date] => 2000-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2379 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/225/06225757.pdf [firstpage_image] =>[orig_patent_app_number] => 574902 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/574902
Combination MH/HPS ballast May 18, 2000 Issued
Array ( [id] => 4334887 [patent_doc_number] => 06320323 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-20 [patent_title] => 'EL driver with lamp discharge monitor' [patent_app_type] => 1 [patent_app_number] => 9/573900 [patent_app_country] => US [patent_app_date] => 2000-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3003 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/320/06320323.pdf [firstpage_image] =>[orig_patent_app_number] => 573900 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/573900
EL driver with lamp discharge monitor May 17, 2000 Issued
Array ( [id] => 4258717 [patent_doc_number] => 06208085 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-27 [patent_title] => 'Circuit for power-factor correction' [patent_app_type] => 1 [patent_app_number] => 9/572613 [patent_app_country] => US [patent_app_date] => 2000-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 3935 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/208/06208085.pdf [firstpage_image] =>[orig_patent_app_number] => 572613 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/572613
Circuit for power-factor correction May 16, 2000 Issued
Array ( [id] => 1551088 [patent_doc_number] => 06346774 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-02-12 [patent_title] => 'Method of driving passive matrix liquid crystal display' [patent_app_type] => B1 [patent_app_number] => 09/509813 [patent_app_country] => US [patent_app_date] => 2000-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7882 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/346/06346774.pdf [firstpage_image] =>[orig_patent_app_number] => 09509813 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/509813
Method of driving passive matrix liquid crystal display May 15, 2000 Issued
Array ( [id] => 4293461 [patent_doc_number] => 06268701 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-31 [patent_title] => 'Fluorescent light ballast convective cooling means' [patent_app_type] => 1 [patent_app_number] => 9/572005 [patent_app_country] => US [patent_app_date] => 2000-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1188 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/268/06268701.pdf [firstpage_image] =>[orig_patent_app_number] => 572005 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/572005
Fluorescent light ballast convective cooling means May 14, 2000 Issued
Array ( [id] => 4365682 [patent_doc_number] => 06191531 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-20 [patent_title] => 'Device for influencing a lighting installation as a function of ambient light' [patent_app_type] => 1 [patent_app_number] => 9/530508 [patent_app_country] => US [patent_app_date] => 2000-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1783 [patent_no_of_claims] => 5 [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/06/191/06191531.pdf [firstpage_image] =>[orig_patent_app_number] => 530508 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/530508
Device for influencing a lighting installation as a function of ambient light May 1, 2000 Issued
Array ( [id] => 4332748 [patent_doc_number] => 06329767 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-11 [patent_title] => 'Automatic light dimmer for gas discharge lamps' [patent_app_type] => 1 [patent_app_number] => 9/558317 [patent_app_country] => US [patent_app_date] => 2000-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 10824 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/329/06329767.pdf [firstpage_image] =>[orig_patent_app_number] => 558317 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/558317
Automatic light dimmer for gas discharge lamps Apr 24, 2000 Issued
Array ( [id] => 1583283 [patent_doc_number] => 06424096 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-23 [patent_title] => 'Remotely controlled light displays' [patent_app_type] => B1 [patent_app_number] => 09/556003 [patent_app_country] => US [patent_app_date] => 2000-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4626 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/424/06424096.pdf [firstpage_image] =>[orig_patent_app_number] => 09556003 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/556003
Remotely controlled light displays Apr 17, 2000 Issued
Array ( [id] => 1471889 [patent_doc_number] => 06407506 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-18 [patent_title] => 'Display apparatus, display method and control-drive circuit for display apparatus' [patent_app_type] => B1 [patent_app_number] => 09/539623 [patent_app_country] => US [patent_app_date] => 2000-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 18 [patent_no_of_words] => 12045 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/407/06407506.pdf [firstpage_image] =>[orig_patent_app_number] => 09539623 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/539623
Display apparatus, display method and control-drive circuit for display apparatus Mar 30, 2000 Issued
Array ( [id] => 4388241 [patent_doc_number] => 06294877 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-25 [patent_title] => 'Article blinking Christmas tree assembly' [patent_app_type] => 1 [patent_app_number] => 9/540514 [patent_app_country] => US [patent_app_date] => 2000-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2421 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/294/06294877.pdf [firstpage_image] =>[orig_patent_app_number] => 540514 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/540514
Article blinking Christmas tree assembly Mar 30, 2000 Issued
Array ( [id] => 4278489 [patent_doc_number] => 06246188 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-12 [patent_title] => 'Dimmer apparatus' [patent_app_type] => 1 [patent_app_number] => 9/540204 [patent_app_country] => US [patent_app_date] => 2000-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1886 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/246/06246188.pdf [firstpage_image] =>[orig_patent_app_number] => 540204 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/540204
Dimmer apparatus Mar 30, 2000 Issued
Array ( [id] => 4389328 [patent_doc_number] => 06278245 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-21 [patent_title] => 'Buck-boost function type electronic ballast with bus capacitor current sensing' [patent_app_type] => 1 [patent_app_number] => 9/539507 [patent_app_country] => US [patent_app_date] => 2000-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2662 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/278/06278245.pdf [firstpage_image] =>[orig_patent_app_number] => 539507 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/539507
Buck-boost function type electronic ballast with bus capacitor current sensing Mar 29, 2000 Issued
Array ( [id] => 4415052 [patent_doc_number] => 06265828 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-24 [patent_title] => 'Hand lamp' [patent_app_type] => 1 [patent_app_number] => 9/508517 [patent_app_country] => US [patent_app_date] => 2000-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1859 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/265/06265828.pdf [firstpage_image] =>[orig_patent_app_number] => 508517 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/508517
Hand lamp Mar 23, 2000 Issued
Array ( [id] => 4302219 [patent_doc_number] => 06184634 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-06 [patent_title] => 'Circuit arrangement for igniting and operating a lamp having piezoelectric transformer' [patent_app_type] => 1 [patent_app_number] => 9/534215 [patent_app_country] => US [patent_app_date] => 2000-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1573 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/184/06184634.pdf [firstpage_image] =>[orig_patent_app_number] => 534215 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/534215
Circuit arrangement for igniting and operating a lamp having piezoelectric transformer Mar 23, 2000 Issued
Array ( [id] => 4377575 [patent_doc_number] => 06288497 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-11 [patent_title] => 'Matrix structure based LED array for illumination' [patent_app_type] => 1 [patent_app_number] => 9/534210 [patent_app_country] => US [patent_app_date] => 2000-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 2475 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/288/06288497.pdf [firstpage_image] =>[orig_patent_app_number] => 534210 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/534210
Matrix structure based LED array for illumination Mar 23, 2000 Issued
Array ( [id] => 4302142 [patent_doc_number] => 06184629 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-06 [patent_title] => 'Knitting structure of power-supply wires in ornamental lamp' [patent_app_type] => 1 [patent_app_number] => 9/533509 [patent_app_country] => US [patent_app_date] => 2000-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3198 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/184/06184629.pdf [firstpage_image] =>[orig_patent_app_number] => 533509 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/533509
Knitting structure of power-supply wires in ornamental lamp Mar 22, 2000 Issued
Array ( [id] => 4389286 [patent_doc_number] => 06278242 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-21 [patent_title] => 'Solid state emissive display with on-demand refresh' [patent_app_type] => 1 [patent_app_number] => 9/528900 [patent_app_country] => US [patent_app_date] => 2000-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2464 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/278/06278242.pdf [firstpage_image] =>[orig_patent_app_number] => 528900 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/528900
Solid state emissive display with on-demand refresh Mar 19, 2000 Issued
Array ( [id] => 4388270 [patent_doc_number] => 06294879 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-25 [patent_title] => 'Ballast for a discharge lamp' [patent_app_type] => 1 [patent_app_number] => 9/527810 [patent_app_country] => US [patent_app_date] => 2000-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 5599 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/294/06294879.pdf [firstpage_image] =>[orig_patent_app_number] => 527810 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/527810
Ballast for a discharge lamp Mar 16, 2000 Issued
Array ( [id] => 4258774 [patent_doc_number] => 06208089 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-27 [patent_title] => 'Discharge-lamp lighting circuit' [patent_app_type] => 1 [patent_app_number] => 9/522406 [patent_app_country] => US [patent_app_date] => 2000-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4861 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/208/06208089.pdf [firstpage_image] =>[orig_patent_app_number] => 522406 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/522406
Discharge-lamp lighting circuit Mar 8, 2000 Issued
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