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] => 5997565 [patent_doc_number] => 20110115385 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-05-19 [patent_title] => 'Illumination arrangement for illuminating horticultural growths' [patent_app_type] => utility [patent_app_number] => 13/002801 [patent_app_country] => US [patent_app_date] => 2009-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9111 [patent_no_of_claims] => 15 [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/A1/0115/20110115385.pdf [firstpage_image] =>[orig_patent_app_number] => 13002801 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/002801
Illumination arrangement for illuminating horticultural growths Jul 2, 2009 Issued
Array ( [id] => 4518503 [patent_doc_number] => 07932683 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-26 [patent_title] => 'Balancing transformers for multi-lamp operation' [patent_app_type] => utility [patent_app_number] => 12/497401 [patent_app_country] => US [patent_app_date] => 2009-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6102 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/932/07932683.pdf [firstpage_image] =>[orig_patent_app_number] => 12497401 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/497401
Balancing transformers for multi-lamp operation Jul 1, 2009 Issued
Array ( [id] => 6208959 [patent_doc_number] => 20110133660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-09 [patent_title] => 'LIGHT EMITTING DEVICE, LIGHTING DEVICE, LIGHTING SYSTEM, LIGHT EMITTING DIODE CIRCUIT, MOUNTING SUBSTRATE, AND LIGHT EMITTING METHOD FOR LIGHT EMITTING DIODE' [patent_app_type] => utility [patent_app_number] => 13/002830 [patent_app_country] => US [patent_app_date] => 2009-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9511 [patent_no_of_claims] => 25 [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/A1/0133/20110133660.pdf [firstpage_image] =>[orig_patent_app_number] => 13002830 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/002830
LIGHT EMITTING DEVICE, LIGHTING DEVICE, LIGHTING SYSTEM, LIGHT EMITTING DIODE CIRCUIT, MOUNTING SUBSTRATE, AND LIGHT EMITTING METHOD FOR LIGHT EMITTING DIODE Jul 1, 2009 Abandoned
Array ( [id] => 6052853 [patent_doc_number] => 20110109247 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-05-12 [patent_title] => 'SWITCHED MODE POWER CONVERTER AND METHOD OF OPERATING THE SAME' [patent_app_type] => utility [patent_app_number] => 13/002684 [patent_app_country] => US [patent_app_date] => 2009-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5148 [patent_no_of_claims] => 21 [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/A1/0109/20110109247.pdf [firstpage_image] =>[orig_patent_app_number] => 13002684 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/002684
SWITCHED MODE POWER CONVERTER AND METHOD OF OPERATING THE SAME Jun 29, 2009 Abandoned
Array ( [id] => 9141029 [patent_doc_number] => 08581495 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-11-12 [patent_title] => 'Apparatus for producing plasma' [patent_app_type] => utility [patent_app_number] => 13/002291 [patent_app_country] => US [patent_app_date] => 2009-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1495 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [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] => 13002291 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/002291
Apparatus for producing plasma Jun 29, 2009 Issued
Array ( [id] => 6225521 [patent_doc_number] => 20100181920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-22 [patent_title] => 'BACKLIGHT DRIVING SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/483233 [patent_app_country] => US [patent_app_date] => 2009-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1986 [patent_no_of_claims] => 11 [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/A1/0181/20100181920.pdf [firstpage_image] =>[orig_patent_app_number] => 12483233 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/483233
Backlight driving system Jun 10, 2009 Issued
Array ( [id] => 6370612 [patent_doc_number] => 20100315004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-16 [patent_title] => 'Lamp' [patent_app_type] => utility [patent_app_number] => 12/482515 [patent_app_country] => US [patent_app_date] => 2009-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2790 [patent_no_of_claims] => 7 [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/A1/0315/20100315004.pdf [firstpage_image] =>[orig_patent_app_number] => 12482515 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/482515
Lamp Jun 10, 2009 Abandoned
Array ( [id] => 6305547 [patent_doc_number] => 20100109540 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-06 [patent_title] => 'ORGANIC LIGHT EMITTING DIODE DISPLAY' [patent_app_type] => utility [patent_app_number] => 12/482141 [patent_app_country] => US [patent_app_date] => 2009-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5305 [patent_no_of_claims] => 4 [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/A1/0109/20100109540.pdf [firstpage_image] =>[orig_patent_app_number] => 12482141 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/482141
Organic light emitting diode display Jun 9, 2009 Issued
Array ( [id] => 5365223 [patent_doc_number] => 20090302782 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-10 [patent_title] => 'SYSTEMS AND METHODS FOR RULES BASED, AUTOMATED LIGHTING CONTROL' [patent_app_type] => utility [patent_app_number] => 12/481517 [patent_app_country] => US [patent_app_date] => 2009-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 10178 [patent_no_of_claims] => 38 [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/A1/0302/20090302782.pdf [firstpage_image] =>[orig_patent_app_number] => 12481517 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/481517
Systems and methods for rules based, automated lighting control Jun 8, 2009 Issued
Array ( [id] => 6138210 [patent_doc_number] => 20110127931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-02 [patent_title] => 'LIGHT SOURCE DEVICE AND ILLUMINATION APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/002132 [patent_app_country] => US [patent_app_date] => 2009-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 7668 [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/A1/0127/20110127931.pdf [firstpage_image] =>[orig_patent_app_number] => 13002132 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/002132
LIGHT SOURCE DEVICE AND ILLUMINATION APPARATUS Jun 8, 2009 Abandoned
Array ( [id] => 6408534 [patent_doc_number] => 20100149458 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-17 [patent_title] => 'INVERTER APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/479089 [patent_app_country] => US [patent_app_date] => 2009-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10273 [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/A1/0149/20100149458.pdf [firstpage_image] =>[orig_patent_app_number] => 12479089 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/479089
Inverter apparatus Jun 4, 2009 Issued
Array ( [id] => 6385335 [patent_doc_number] => 20100176733 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-15 [patent_title] => 'Automated Dimming Methods and Systems For Lighting' [patent_app_type] => utility [patent_app_number] => 12/434403 [patent_app_country] => US [patent_app_date] => 2009-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 34 [patent_no_of_words] => 33545 [patent_no_of_claims] => 24 [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/A1/0176/20100176733.pdf [firstpage_image] =>[orig_patent_app_number] => 12434403 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/434403
Automated Dimming Methods and Systems For Lighting Apr 30, 2009 Abandoned
Array ( [id] => 7752862 [patent_doc_number] => 08110994 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-02-07 [patent_title] => 'Multi-zone closed loop daylight harvesting having at least one light sensor' [patent_app_type] => utility [patent_app_number] => 12/432066 [patent_app_country] => US [patent_app_date] => 2009-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2602 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/110/08110994.pdf [firstpage_image] =>[orig_patent_app_number] => 12432066 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/432066
Multi-zone closed loop daylight harvesting having at least one light sensor Apr 28, 2009 Issued
Array ( [id] => 8178483 [patent_doc_number] => 08179054 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-05-15 [patent_title] => 'LED power supply' [patent_app_type] => utility [patent_app_number] => 12/386768 [patent_app_country] => US [patent_app_date] => 2009-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2551 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 592 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/179/08179054.pdf [firstpage_image] =>[orig_patent_app_number] => 12386768 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/386768
LED power supply Apr 23, 2009 Issued
Array ( [id] => 6233363 [patent_doc_number] => 20100265732 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-21 [patent_title] => 'Light tube with led light source' [patent_app_type] => utility [patent_app_number] => 12/385821 [patent_app_country] => US [patent_app_date] => 2009-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1318 [patent_no_of_claims] => 4 [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/A1/0265/20100265732.pdf [firstpage_image] =>[orig_patent_app_number] => 12385821 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/385821
Light tube with led light source Apr 20, 2009 Abandoned
Array ( [id] => 5555932 [patent_doc_number] => 20090267509 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-29 [patent_title] => 'Led lighting system for direct form, fit, and function replacement of existing incandescent, halogen, mercury vapor, high pressure sodium and compact fluorscent systems' [patent_app_type] => utility [patent_app_number] => 12/386447 [patent_app_country] => US [patent_app_date] => 2009-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2927 [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/A1/0267/20090267509.pdf [firstpage_image] =>[orig_patent_app_number] => 12386447 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/386447
Led lighting system for direct form, fit, and function replacement of existing incandescent, halogen, mercury vapor, high pressure sodium and compact fluorscent systems Apr 16, 2009 Abandoned
Array ( [id] => 8544150 [patent_doc_number] => 08319445 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-11-27 [patent_title] => 'Modified dimming LED driver' [patent_app_type] => utility [patent_app_number] => 12/385613 [patent_app_country] => US [patent_app_date] => 2009-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5828 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12385613 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/385613
Modified dimming LED driver Apr 13, 2009 Issued
Array ( [id] => 6487262 [patent_doc_number] => 20100259183 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-14 [patent_title] => 'Method and apparatus for LED dimming' [patent_app_type] => utility [patent_app_number] => 12/386123 [patent_app_country] => US [patent_app_date] => 2009-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9924 [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/A1/0259/20100259183.pdf [firstpage_image] =>[orig_patent_app_number] => 12386123 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/386123
Method and apparatus for LED dimming Apr 12, 2009 Issued
Array ( [id] => 6395237 [patent_doc_number] => 20100164404 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-01 [patent_title] => 'System and method for a constant current source LED driver' [patent_app_type] => utility [patent_app_number] => 12/384983 [patent_app_country] => US [patent_app_date] => 2009-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5160 [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/A1/0164/20100164404.pdf [firstpage_image] =>[orig_patent_app_number] => 12384983 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/384983
System and method for a constant current source LED driver Apr 9, 2009 Issued
Array ( [id] => 4496660 [patent_doc_number] => 07956548 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-06-07 [patent_title] => 'Electronic ballast protection' [patent_app_type] => utility [patent_app_number] => 12/384722 [patent_app_country] => US [patent_app_date] => 2009-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 966 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/956/07956548.pdf [firstpage_image] =>[orig_patent_app_number] => 12384722 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/384722
Electronic ballast protection Apr 7, 2009 Issued
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