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] => 6354632 [patent_doc_number] => 20100072915 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-25 [patent_title] => 'Boost driver circuit with fast discharging function' [patent_app_type] => utility [patent_app_number] => 12/384154 [patent_app_country] => US [patent_app_date] => 2009-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1647 [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/A1/0072/20100072915.pdf [firstpage_image] =>[orig_patent_app_number] => 12384154 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/384154
Boost driver circuit with fast discharging function Mar 31, 2009 Issued
Array ( [id] => 7742170 [patent_doc_number] => 08106598 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-01-31 [patent_title] => 'Method and apparatus for assuring compliance with high efficiency lighting standards' [patent_app_type] => utility [patent_app_number] => 12/383559 [patent_app_country] => US [patent_app_date] => 2009-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3918 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/106/08106598.pdf [firstpage_image] =>[orig_patent_app_number] => 12383559 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/383559
Method and apparatus for assuring compliance with high efficiency lighting standards Mar 23, 2009 Issued
Array ( [id] => 6287043 [patent_doc_number] => 20100237803 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-23 [patent_title] => 'Dimmable color selectable light emitting diodes' [patent_app_type] => utility [patent_app_number] => 12/383438 [patent_app_country] => US [patent_app_date] => 2009-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2064 [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/A1/0237/20100237803.pdf [firstpage_image] =>[orig_patent_app_number] => 12383438 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/383438
Dimmable color selectable light emitting diodes Mar 22, 2009 Abandoned
Array ( [id] => 7709621 [patent_doc_number] => 08092032 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-01-10 [patent_title] => 'LED lighting array assembly' [patent_app_type] => utility [patent_app_number] => 12/383091 [patent_app_country] => US [patent_app_date] => 2009-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 36 [patent_no_of_words] => 25426 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/092/08092032.pdf [firstpage_image] =>[orig_patent_app_number] => 12383091 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/383091
LED lighting array assembly Mar 18, 2009 Issued
Array ( [id] => 4610778 [patent_doc_number] => 07988346 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-08-02 [patent_title] => 'All-LED visible light and IR light headlamp' [patent_app_type] => utility [patent_app_number] => 12/383065 [patent_app_country] => US [patent_app_date] => 2009-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4957 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/988/07988346.pdf [firstpage_image] =>[orig_patent_app_number] => 12383065 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/383065
All-LED visible light and IR light headlamp Mar 18, 2009 Issued
Array ( [id] => 8283484 [patent_doc_number] => 08217596 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-07-10 [patent_title] => 'Method of controlling coherent synchroton radiation-driven degradation of beam quality during bunch length compression' [patent_app_type] => utility [patent_app_number] => 12/381954 [patent_app_country] => US [patent_app_date] => 2009-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 4083 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12381954 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/381954
Method of controlling coherent synchroton radiation-driven degradation of beam quality during bunch length compression Mar 17, 2009 Issued
Array ( [id] => 6193468 [patent_doc_number] => 20110025222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-03 [patent_title] => 'HIGH PRESSURE DISCHARGE LAMP BALLAST AND LIGHT SOURCE APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/936413 [patent_app_country] => US [patent_app_date] => 2009-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7562 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0025/20110025222.pdf [firstpage_image] =>[orig_patent_app_number] => 12936413 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/936413
High pressure discharge lamp ballast and light source apparatus Mar 17, 2009 Issued
Array ( [id] => 5383438 [patent_doc_number] => 20090224682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-10 [patent_title] => 'DISCHARGE LAMP LIGHTING CIRCUIT' [patent_app_type] => utility [patent_app_number] => 12/398279 [patent_app_country] => US [patent_app_date] => 2009-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 12752 [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/A1/0224/20090224682.pdf [firstpage_image] =>[orig_patent_app_number] => 12398279 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/398279
Discharge lamp lighting circuit Mar 4, 2009 Issued
Array ( [id] => 6617630 [patent_doc_number] => 20100225239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-09 [patent_title] => 'METHODS AND APPARATUS FOR A HIGH POWER FACTOR, HIGH EFFICIENCY, DIMMABLE, RAPID STARTING COLD CATHODE LIGHTING BALLAST' [patent_app_type] => utility [patent_app_number] => 12/397921 [patent_app_country] => US [patent_app_date] => 2009-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 17628 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0225/20100225239.pdf [firstpage_image] =>[orig_patent_app_number] => 12397921 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/397921
METHODS AND APPARATUS FOR A HIGH POWER FACTOR, HIGH EFFICIENCY, DIMMABLE, RAPID STARTING COLD CATHODE LIGHTING BALLAST Mar 3, 2009 Abandoned
Array ( [id] => 5353308 [patent_doc_number] => 20090184652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-23 [patent_title] => 'Antenna for a Load Control Device Having a Modular Assembly' [patent_app_type] => utility [patent_app_number] => 12/396817 [patent_app_country] => US [patent_app_date] => 2009-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 11813 [patent_no_of_claims] => 20 [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/A1/0184/20090184652.pdf [firstpage_image] =>[orig_patent_app_number] => 12396817 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/396817
Antenna for a Load Control Device Having a Modular Assembly Mar 2, 2009 Abandoned
Array ( [id] => 5470322 [patent_doc_number] => 20090243488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-01 [patent_title] => 'MICROWAVE ENERGIZED PLASMA LAMP WITH DIELECTRIC WAVEGUIDE' [patent_app_type] => utility [patent_app_number] => 12/392208 [patent_app_country] => US [patent_app_date] => 2009-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 12719 [patent_no_of_claims] => 1 [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/A1/0243/20090243488.pdf [firstpage_image] =>[orig_patent_app_number] => 12392208 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/392208
Microwave energized plasma lamp with dielectric waveguide Feb 24, 2009 Issued
Array ( [id] => 5543183 [patent_doc_number] => 20090153060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-18 [patent_title] => 'RF plasma source with quasi-closed solenoidal inductor' [patent_app_type] => utility [patent_app_number] => 12/378726 [patent_app_country] => US [patent_app_date] => 2009-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3977 [patent_no_of_claims] => 5 [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/A1/0153/20090153060.pdf [firstpage_image] =>[orig_patent_app_number] => 12378726 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/378726
RF plasma source with quasi-closed solenoidal inductor Feb 18, 2009 Issued
Array ( [id] => 5383457 [patent_doc_number] => 20090224701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-10 [patent_title] => 'CHARGED PARTICLE ACCELERATOR' [patent_app_type] => utility [patent_app_number] => 12/388135 [patent_app_country] => US [patent_app_date] => 2009-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2698 [patent_no_of_claims] => 6 [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/A1/0224/20090224701.pdf [firstpage_image] =>[orig_patent_app_number] => 12388135 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/388135
Charged particle accelerator Feb 17, 2009 Issued
Array ( [id] => 5499660 [patent_doc_number] => 20090160348 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-25 [patent_title] => 'Discharge lamp lighting device and projector' [patent_app_type] => utility [patent_app_number] => 12/379296 [patent_app_country] => US [patent_app_date] => 2009-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4462 [patent_no_of_claims] => 12 [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/A1/0160/20090160348.pdf [firstpage_image] =>[orig_patent_app_number] => 12379296 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/379296
Discharge lamp lighting device and projector Feb 17, 2009 Issued
Array ( [id] => 6474003 [patent_doc_number] => 20100207545 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-19 [patent_title] => 'ELECTRONIC DIMMER CIRCUIT' [patent_app_type] => utility [patent_app_number] => 12/388406 [patent_app_country] => US [patent_app_date] => 2009-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2620 [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/A1/0207/20100207545.pdf [firstpage_image] =>[orig_patent_app_number] => 12388406 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/388406
Electronic dimmer circuit Feb 17, 2009 Issued
Array ( [id] => 9233490 [patent_doc_number] => 08598798 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-03 [patent_title] => 'Camera flash with reconfigurable emission spectrum' [patent_app_type] => utility [patent_app_number] => 12/322709 [patent_app_country] => US [patent_app_date] => 2009-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 5831 [patent_no_of_claims] => 21 [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] =>[firstpage_image] =>[orig_patent_app_number] => 12322709 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/322709
Camera flash with reconfigurable emission spectrum Feb 3, 2009 Issued
Array ( [id] => 5432616 [patent_doc_number] => 20090167202 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-02 [patent_title] => 'AC Light Emitting Diode And AC Led Drive Methods And Apparatus' [patent_app_type] => utility [patent_app_number] => 12/364890 [patent_app_country] => US [patent_app_date] => 2009-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 7378 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0167/20090167202.pdf [firstpage_image] =>[orig_patent_app_number] => 12364890 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/364890
AC light emitting diode and AC LED drive methods and apparatus Feb 2, 2009 Issued
Array ( [id] => 5477995 [patent_doc_number] => 20090200952 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-13 [patent_title] => 'METHODS AND APPARATUS FOR DIMMING LIGHT SOURCES' [patent_app_type] => utility [patent_app_number] => 12/353551 [patent_app_country] => US [patent_app_date] => 2009-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 12299 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0200/20090200952.pdf [firstpage_image] =>[orig_patent_app_number] => 12353551 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/353551
METHODS AND APPARATUS FOR DIMMING LIGHT SOURCES Jan 13, 2009 Abandoned
Array ( [id] => 7540962 [patent_doc_number] => 08058807 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-15 [patent_title] => 'Flourescent lamp whose ballast has an output power that is regulated for flourescent tubes of different power specifications' [patent_app_type] => utility [patent_app_number] => 12/346321 [patent_app_country] => US [patent_app_date] => 2008-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 2883 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/058/08058807.pdf [firstpage_image] =>[orig_patent_app_number] => 12346321 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/346321
Flourescent lamp whose ballast has an output power that is regulated for flourescent tubes of different power specifications Dec 29, 2008 Issued
Array ( [id] => 5572818 [patent_doc_number] => 20090140178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-04 [patent_title] => 'SWITCHING MICRO-RESONANT STRUCTURES BY MODULATING A BEAM OF CHARGED PARTICLES' [patent_app_type] => utility [patent_app_number] => 12/329866 [patent_app_country] => US [patent_app_date] => 2008-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 35 [patent_no_of_words] => 8002 [patent_no_of_claims] => 15 [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/A1/0140/20090140178.pdf [firstpage_image] =>[orig_patent_app_number] => 12329866 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/329866
Switching micro-resonant structures by modulating a beam of charged particles Dec 7, 2008 Issued
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