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] => 5163444 [patent_doc_number] => 20070285028 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-12-13 [patent_title] => 'Controllable Power Supply Circuit for an Illumination System and Methods of Operation Thereof' [patent_app_type] => utility [patent_app_number] => 11/660433 [patent_app_country] => US [patent_app_date] => 2005-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 8496 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0285/20070285028.pdf [firstpage_image] =>[orig_patent_app_number] => 11660433 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/660433
Controllable power supply circuit for an illumination system and methods of operation thereof Jul 31, 2005 Issued
Array ( [id] => 500456 [patent_doc_number] => 07208932 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-04-24 [patent_title] => 'Voltage detector' [patent_app_type] => utility [patent_app_number] => 11/195562 [patent_app_country] => US [patent_app_date] => 2005-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 2912 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/208/07208932.pdf [firstpage_image] =>[orig_patent_app_number] => 11195562 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/195562
Voltage detector Jul 31, 2005 Issued
Array ( [id] => 589754 [patent_doc_number] => 07443104 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-10-28 [patent_title] => 'Lighting apparatus and method for controlling brightness and color location thereof' [patent_app_type] => utility [patent_app_number] => 11/191145 [patent_app_country] => US [patent_app_date] => 2005-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2645 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/443/07443104.pdf [firstpage_image] =>[orig_patent_app_number] => 11191145 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/191145
Lighting apparatus and method for controlling brightness and color location thereof Jul 26, 2005 Issued
Array ( [id] => 6466743 [patent_doc_number] => 20100007277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-14 [patent_title] => 'Power supply system and method for automotive led lighting systems' [patent_app_type] => utility [patent_app_number] => 11/658280 [patent_app_country] => US [patent_app_date] => 2005-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4642 [patent_no_of_claims] => 12 [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/A1/0007/20100007277.pdf [firstpage_image] =>[orig_patent_app_number] => 11658280 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/658280
Power supply system and method for automotive LED lighting systems Jul 24, 2005 Issued
Array ( [id] => 178391 [patent_doc_number] => 07656100 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-02-02 [patent_title] => 'System for temperature prioritised colour controlling of a solid-state lighting unit' [patent_app_type] => utility [patent_app_number] => 11/572279 [patent_app_country] => US [patent_app_date] => 2005-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3339 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/656/07656100.pdf [firstpage_image] =>[orig_patent_app_number] => 11572279 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/572279
System for temperature prioritised colour controlling of a solid-state lighting unit Jul 17, 2005 Issued
Array ( [id] => 5073345 [patent_doc_number] => 20070013320 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-01-18 [patent_title] => 'Feedback circuit for push-pull inverters' [patent_app_type] => utility [patent_app_number] => 11/181881 [patent_app_country] => US [patent_app_date] => 2005-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1277 [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/A1/0013/20070013320.pdf [firstpage_image] =>[orig_patent_app_number] => 11181881 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/181881
Feedback circuit for push-pull inverters Jul 14, 2005 Issued
Array ( [id] => 409461 [patent_doc_number] => 07286175 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-10-23 [patent_title] => 'Bias control circuitry for cathode ray tube beam currents' [patent_app_type] => utility [patent_app_number] => 11/160380 [patent_app_country] => US [patent_app_date] => 2005-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3154 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/286/07286175.pdf [firstpage_image] =>[orig_patent_app_number] => 11160380 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/160380
Bias control circuitry for cathode ray tube beam currents Jun 20, 2005 Issued
Array ( [id] => 580071 [patent_doc_number] => 07459860 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-12-02 [patent_title] => 'Organic electroluminescence element and method for driving the element' [patent_app_type] => utility [patent_app_number] => 11/628862 [patent_app_country] => US [patent_app_date] => 2005-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 17 [patent_no_of_words] => 5874 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/459/07459860.pdf [firstpage_image] =>[orig_patent_app_number] => 11628862 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/628862
Organic electroluminescence element and method for driving the element Jun 9, 2005 Issued
Array ( [id] => 55237 [patent_doc_number] => 07768211 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-08-03 [patent_title] => 'Method and circuit arrangement for operating a high-pressure gas discharge lamp' [patent_app_type] => utility [patent_app_number] => 11/569722 [patent_app_country] => US [patent_app_date] => 2005-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4905 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/768/07768211.pdf [firstpage_image] =>[orig_patent_app_number] => 11569722 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/569722
Method and circuit arrangement for operating a high-pressure gas discharge lamp Jun 2, 2005 Issued
Array ( [id] => 5599942 [patent_doc_number] => 20060290287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-12-28 [patent_title] => 'Two-stage hall effect plasma accelerator including plasma source driven by high-frequency discharge' [patent_app_type] => utility [patent_app_number] => 11/141189 [patent_app_country] => US [patent_app_date] => 2005-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 12837 [patent_no_of_claims] => 12 [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/A1/0290/20060290287.pdf [firstpage_image] =>[orig_patent_app_number] => 11141189 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/141189
Two-stage hall effect plasma accelerator including plasma source driven by high-frequency discharge May 31, 2005 Issued
Array ( [id] => 315281 [patent_doc_number] => 07525253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-04-28 [patent_title] => 'Microwave energized plasma lamp with dielectric waveguide' [patent_app_type] => utility [patent_app_number] => 11/135047 [patent_app_country] => US [patent_app_date] => 2005-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 32 [patent_no_of_words] => 12704 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/525/07525253.pdf [firstpage_image] =>[orig_patent_app_number] => 11135047 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/135047
Microwave energized plasma lamp with dielectric waveguide May 22, 2005 Issued
Array ( [id] => 5805473 [patent_doc_number] => 20060091826 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-04 [patent_title] => 'LED controller and control method thereof' [patent_app_type] => utility [patent_app_number] => 11/134128 [patent_app_country] => US [patent_app_date] => 2005-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2191 [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/A1/0091/20060091826.pdf [firstpage_image] =>[orig_patent_app_number] => 11134128 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/134128
LED controller and control method thereof May 19, 2005 Issued
Array ( [id] => 5763460 [patent_doc_number] => 20060017399 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-01-26 [patent_title] => 'Discharge lamp lighting apparatus for lighting multiple discharge lamps' [patent_app_type] => utility [patent_app_number] => 11/132387 [patent_app_country] => US [patent_app_date] => 2005-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4016 [patent_no_of_claims] => 11 [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/A1/0017/20060017399.pdf [firstpage_image] =>[orig_patent_app_number] => 11132387 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/132387
Discharge lamp lighting apparatus for lighting multiple discharge lamps May 18, 2005 Issued
Array ( [id] => 7207555 [patent_doc_number] => 20050258779 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-11-24 [patent_title] => 'Light source, projector, and method of driving arc tube' [patent_app_type] => utility [patent_app_number] => 11/129378 [patent_app_country] => US [patent_app_date] => 2005-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7144 [patent_no_of_claims] => 11 [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/A1/0258/20050258779.pdf [firstpage_image] =>[orig_patent_app_number] => 11129378 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/129378
Light source, projector, and method of driving arc tube May 15, 2005 Issued
Array ( [id] => 5730632 [patent_doc_number] => 20060255746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-11-16 [patent_title] => 'Two-wire dimmer with power supply and load protection circuit in the event of switch failure' [patent_app_type] => utility [patent_app_number] => 11/129793 [patent_app_country] => US [patent_app_date] => 2005-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 7483 [patent_no_of_claims] => 43 [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/A1/0255/20060255746.pdf [firstpage_image] =>[orig_patent_app_number] => 11129793 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/129793
Two-wire dimmer with power supply and load protection circuit in the event of switch failure May 15, 2005 Issued
Array ( [id] => 896454 [patent_doc_number] => 07342361 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-03-11 [patent_title] => 'Plasma source' [patent_app_type] => utility [patent_app_number] => 11/127328 [patent_app_country] => US [patent_app_date] => 2005-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4304 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/342/07342361.pdf [firstpage_image] =>[orig_patent_app_number] => 11127328 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/127328
Plasma source May 10, 2005 Issued
Array ( [id] => 817547 [patent_doc_number] => 07411355 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-08-12 [patent_title] => 'Display device and driving device of light source for display device' [patent_app_type] => utility [patent_app_number] => 11/125570 [patent_app_country] => US [patent_app_date] => 2005-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 7968 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/411/07411355.pdf [firstpage_image] =>[orig_patent_app_number] => 11125570 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/125570
Display device and driving device of light source for display device May 9, 2005 Issued
Array ( [id] => 440421 [patent_doc_number] => 07255062 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-08-14 [patent_title] => 'Pseudo surface microwave produced plasma shielding system' [patent_app_type] => utility [patent_app_number] => 11/124682 [patent_app_country] => US [patent_app_date] => 2005-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 11752 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/255/07255062.pdf [firstpage_image] =>[orig_patent_app_number] => 11124682 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/124682
Pseudo surface microwave produced plasma shielding system May 8, 2005 Issued
Array ( [id] => 539593 [patent_doc_number] => 07173378 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-02-06 [patent_title] => 'Active matrix organic electroluminescent display device having organic thin-film transistor and method for manufacturing the display device' [patent_app_type] => utility [patent_app_number] => 11/123092 [patent_app_country] => US [patent_app_date] => 2005-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 7058 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/173/07173378.pdf [firstpage_image] =>[orig_patent_app_number] => 11123092 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/123092
Active matrix organic electroluminescent display device having organic thin-film transistor and method for manufacturing the display device May 5, 2005 Issued
Array ( [id] => 513092 [patent_doc_number] => 07199526 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-04-03 [patent_title] => 'Electronic ballast' [patent_app_type] => utility [patent_app_number] => 11/124012 [patent_app_country] => US [patent_app_date] => 2005-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2986 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/199/07199526.pdf [firstpage_image] =>[orig_patent_app_number] => 11124012 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/124012
Electronic ballast May 5, 2005 Issued
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