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] => 8399031 [patent_doc_number] => 08269421 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-09-18 [patent_title] => 'Lighting controllers' [patent_app_type] => utility [patent_app_number] => 12/670940 [patent_app_country] => US [patent_app_date] => 2008-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5460 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12670940 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/670940
Lighting controllers Aug 20, 2008 Issued
Array ( [id] => 4559393 [patent_doc_number] => 07821211 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-10-26 [patent_title] => 'Drive circuit, light emitting diode head, and image forming apparatus' [patent_app_type] => utility [patent_app_number] => 12/222983 [patent_app_country] => US [patent_app_date] => 2008-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 23 [patent_no_of_words] => 13062 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/821/07821211.pdf [firstpage_image] =>[orig_patent_app_number] => 12222983 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/222983
Drive circuit, light emitting diode head, and image forming apparatus Aug 20, 2008 Issued
Array ( [id] => 4437097 [patent_doc_number] => 07898510 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-01 [patent_title] => 'Display device and display panel device' [patent_app_type] => utility [patent_app_number] => 12/192953 [patent_app_country] => US [patent_app_date] => 2008-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 24 [patent_no_of_words] => 12138 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/898/07898510.pdf [firstpage_image] =>[orig_patent_app_number] => 12192953 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/192953
Display device and display panel device Aug 14, 2008 Issued
Array ( [id] => 6498043 [patent_doc_number] => 20100201283 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-12 [patent_title] => 'DRIVING DEVICE' [patent_app_type] => utility [patent_app_number] => 12/672749 [patent_app_country] => US [patent_app_date] => 2008-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 18232 [patent_no_of_claims] => 8 [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/A1/0201/20100201283.pdf [firstpage_image] =>[orig_patent_app_number] => 12672749 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/672749
Driving device Aug 7, 2008 Issued
Array ( [id] => 4504167 [patent_doc_number] => 07919936 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-05 [patent_title] => 'Driving circuit for powering light sources' [patent_app_type] => utility [patent_app_number] => 12/221648 [patent_app_country] => US [patent_app_date] => 2008-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5651 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/919/07919936.pdf [firstpage_image] =>[orig_patent_app_number] => 12221648 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/221648
Driving circuit for powering light sources Aug 4, 2008 Issued
Array ( [id] => 8625578 [patent_doc_number] => 08358075 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-01-22 [patent_title] => 'Device and a method for controlling light emission' [patent_app_type] => utility [patent_app_number] => 12/670983 [patent_app_country] => US [patent_app_date] => 2008-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4609 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12670983 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/670983
Device and a method for controlling light emission Jul 30, 2008 Issued
Array ( [id] => 8544427 [patent_doc_number] => 08319723 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-11-27 [patent_title] => 'Adaptive displaying scheme' [patent_app_type] => utility [patent_app_number] => 12/671583 [patent_app_country] => US [patent_app_date] => 2008-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 14541 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12671583 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/671583
Adaptive displaying scheme Jul 29, 2008 Issued
Array ( [id] => 8653595 [patent_doc_number] => 08373346 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-12 [patent_title] => 'Solid state lighting system and a driver integrated circuit for driving light emitting semiconductor devices' [patent_app_type] => utility [patent_app_number] => 12/672012 [patent_app_country] => US [patent_app_date] => 2008-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5424 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12672012 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/672012
Solid state lighting system and a driver integrated circuit for driving light emitting semiconductor devices Jul 29, 2008 Issued
Array ( [id] => 6497941 [patent_doc_number] => 20100201274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-12 [patent_title] => 'ELECTRONIC DEVICE HAVING A PLURALITY OF LIGHT EMITTING DEVICES' [patent_app_type] => utility [patent_app_number] => 12/671065 [patent_app_country] => US [patent_app_date] => 2008-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5452 [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/A1/0201/20100201274.pdf [firstpage_image] =>[orig_patent_app_number] => 12671065 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/671065
Electronic device having a plurality of light emitting devices Jul 28, 2008 Issued
Array ( [id] => 7481894 [patent_doc_number] => 20110234112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-29 [patent_title] => 'LAMP DRIVING CIRCUIT' [patent_app_type] => utility [patent_app_number] => 12/671724 [patent_app_country] => US [patent_app_date] => 2008-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2505 [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/A1/0234/20110234112.pdf [firstpage_image] =>[orig_patent_app_number] => 12671724 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/671724
Lamp driving circuit Jul 27, 2008 Issued
Array ( [id] => 5307897 [patent_doc_number] => 20090015178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-15 [patent_title] => 'LED driver and control method thereof' [patent_app_type] => utility [patent_app_number] => 12/216837 [patent_app_country] => US [patent_app_date] => 2008-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 5554 [patent_no_of_claims] => 63 [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/A1/0015/20090015178.pdf [firstpage_image] =>[orig_patent_app_number] => 12216837 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/216837
LED driver and control method thereof Jul 10, 2008 Issued
Array ( [id] => 6506508 [patent_doc_number] => 20100013399 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-21 [patent_title] => 'LIGHTING METHOD FOR A HIGH-PRESSURE DISCHARGE LAMP, LIGHTING CIRCUIT FOR A HIGH-PRESSURE DISCHARGE LAMP, HIGH-PRESSURE DISCHARGE LAMP APPARATUS, AND PROJECTOR-TYPE IMAGE DISPLAY APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/443819 [patent_app_country] => US [patent_app_date] => 2008-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6189 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0013/20100013399.pdf [firstpage_image] =>[orig_patent_app_number] => 12443819 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/443819
Lighting method for a high-pressure discharge lamp, lighting circuit for a high-pressure discharge lamp, high-pressure discharge lamp apparatus, and projector-type image display apparatus Jul 9, 2008 Issued
Array ( [id] => 9060592 [patent_doc_number] => 08547031 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-10-01 [patent_title] => 'Circuit configuration and method for operating at least one first and one second LED' [patent_app_type] => utility [patent_app_number] => 13/002521 [patent_app_country] => US [patent_app_date] => 2008-07-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2385 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 329 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13002521 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/002521
Circuit configuration and method for operating at least one first and one second LED Jul 3, 2008 Issued
Array ( [id] => 5956316 [patent_doc_number] => 20110181197 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-07-28 [patent_title] => 'LIGHT SOURCE TURN-ON/OFF CONTROLLER' [patent_app_type] => utility [patent_app_number] => 12/672109 [patent_app_country] => US [patent_app_date] => 2008-07-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 31 [patent_no_of_words] => 23042 [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/A1/0181/20110181197.pdf [firstpage_image] =>[orig_patent_app_number] => 12672109 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/672109
Light source turn-on/off controller Jul 3, 2008 Issued
Array ( [id] => 5462054 [patent_doc_number] => 20090322254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-31 [patent_title] => 'Apparatus and method for driving and adjusting light' [patent_app_type] => utility [patent_app_number] => 12/164002 [patent_app_country] => US [patent_app_date] => 2008-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4447 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0322/20090322254.pdf [firstpage_image] =>[orig_patent_app_number] => 12164002 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/164002
Apparatus and method for driving and adjusting light Jun 27, 2008 Issued
Array ( [id] => 4504164 [patent_doc_number] => 07919934 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-05 [patent_title] => 'Apparatus and method for driving and adjusting light' [patent_app_type] => utility [patent_app_number] => 12/164003 [patent_app_country] => US [patent_app_date] => 2008-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2462 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/919/07919934.pdf [firstpage_image] =>[orig_patent_app_number] => 12164003 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/164003
Apparatus and method for driving and adjusting light Jun 27, 2008 Issued
Array ( [id] => 5567680 [patent_doc_number] => 20090251058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-08 [patent_title] => 'Two way lighting control system with dual illumination sources' [patent_app_type] => utility [patent_app_number] => 12/213607 [patent_app_country] => US [patent_app_date] => 2008-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 6102 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0251/20090251058.pdf [firstpage_image] =>[orig_patent_app_number] => 12213607 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/213607
Two way lighting control system with dual illumination sources Jun 22, 2008 Issued
Array ( [id] => 6312298 [patent_doc_number] => 20100194290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-05 [patent_title] => 'ILLUMINATION LIGHT SOURCE DEVICE' [patent_app_type] => utility [patent_app_number] => 12/601339 [patent_app_country] => US [patent_app_date] => 2008-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 6998 [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/A1/0194/20100194290.pdf [firstpage_image] =>[orig_patent_app_number] => 12601339 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/601339
ILLUMINATION LIGHT SOURCE DEVICE Jun 3, 2008 Abandoned
Array ( [id] => 4645028 [patent_doc_number] => 08022636 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-09-20 [patent_title] => 'Control of delivery of current through one or more discharge lamps' [patent_app_type] => utility [patent_app_number] => 12/125874 [patent_app_country] => US [patent_app_date] => 2008-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 9891 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/022/08022636.pdf [firstpage_image] =>[orig_patent_app_number] => 12125874 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/125874
Control of delivery of current through one or more discharge lamps May 21, 2008 Issued
Array ( [id] => 54280 [patent_doc_number] => 07772785 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-08-10 [patent_title] => 'Parallel lighting system for surface light source discharge lamps' [patent_app_type] => utility [patent_app_number] => 12/153669 [patent_app_country] => US [patent_app_date] => 2008-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 7001 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/772/07772785.pdf [firstpage_image] =>[orig_patent_app_number] => 12153669 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/153669
Parallel lighting system for surface light source discharge lamps May 21, 2008 Issued
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