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] => 4301181 [patent_doc_number] => 06181072 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-30 [patent_title] => 'Apparatus and methods for dimming gas discharge lamps using electronic ballast' [patent_app_type] => 1 [patent_app_number] => 8/865750 [patent_app_country] => US [patent_app_date] => 1997-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2534 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/181/06181072.pdf [firstpage_image] =>[orig_patent_app_number] => 865750 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/865750
Apparatus and methods for dimming gas discharge lamps using electronic ballast May 28, 1997 Issued
Array ( [id] => 3883104 [patent_doc_number] => 05825266 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-20 [patent_title] => 'High Q resonator utilizing planar stuctures' [patent_app_type] => 1 [patent_app_number] => 8/864664 [patent_app_country] => US [patent_app_date] => 1997-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 922 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/825/05825266.pdf [firstpage_image] =>[orig_patent_app_number] => 864664 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/864664
High Q resonator utilizing planar stuctures May 27, 1997 Issued
Array ( [id] => 3795596 [patent_doc_number] => 05841243 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-24 [patent_title] => 'Load matched excitation circuit for an electrodeless lamp including a frequency swept RF excitation source' [patent_app_type] => 1 [patent_app_number] => 8/863052 [patent_app_country] => US [patent_app_date] => 1997-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1696 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/841/05841243.pdf [firstpage_image] =>[orig_patent_app_number] => 863052 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/863052
Load matched excitation circuit for an electrodeless lamp including a frequency swept RF excitation source May 22, 1997 Issued
Array ( [id] => 4010776 [patent_doc_number] => 05859507 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-12 [patent_title] => 'Circuit arrangement for starting and operating a high-pressure gas discharge lamp operating by controlled alternating current' [patent_app_type] => 1 [patent_app_number] => 8/836741 [patent_app_country] => US [patent_app_date] => 1997-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1739 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/859/05859507.pdf [firstpage_image] =>[orig_patent_app_number] => 836741 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/836741
Circuit arrangement for starting and operating a high-pressure gas discharge lamp operating by controlled alternating current May 14, 1997 Issued
Array ( [id] => 4010675 [patent_doc_number] => 06005351 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-21 [patent_title] => 'Flat panel display device using thin diamond electron beam amplifier' [patent_app_type] => 1 [patent_app_number] => 8/856381 [patent_app_country] => US [patent_app_date] => 1997-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 3287 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/005/06005351.pdf [firstpage_image] =>[orig_patent_app_number] => 856381 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/856381
Flat panel display device using thin diamond electron beam amplifier May 13, 1997 Issued
Array ( [id] => 3999892 [patent_doc_number] => 05920156 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-06 [patent_title] => 'Multiple channel, multiple scene dimming system with multiple independent remote dimmers' [patent_app_type] => 1 [patent_app_number] => 8/854436 [patent_app_country] => US [patent_app_date] => 1997-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4910 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/920/05920156.pdf [firstpage_image] =>[orig_patent_app_number] => 854436 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/854436
Multiple channel, multiple scene dimming system with multiple independent remote dimmers May 11, 1997 Issued
Array ( [id] => 3790117 [patent_doc_number] => 05821704 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-13 [patent_title] => 'Single wire, multiple phase remote dimming system' [patent_app_type] => 1 [patent_app_number] => 8/854760 [patent_app_country] => US [patent_app_date] => 1997-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 4919 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/821/05821704.pdf [firstpage_image] =>[orig_patent_app_number] => 854760 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/854760
Single wire, multiple phase remote dimming system May 11, 1997 Issued
Array ( [id] => 3838182 [patent_doc_number] => 05814950 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-29 [patent_title] => 'Multiple channel, multiple scene dimming system' [patent_app_type] => 1 [patent_app_number] => 8/854550 [patent_app_country] => US [patent_app_date] => 1997-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4911 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/814/05814950.pdf [firstpage_image] =>[orig_patent_app_number] => 854550 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/854550
Multiple channel, multiple scene dimming system May 11, 1997 Issued
Array ( [id] => 4003638 [patent_doc_number] => 05923127 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-13 [patent_title] => 'High-pressure discharge lamp with miniature discharge vessel and integrated circuitry' [patent_app_type] => 1 [patent_app_number] => 8/854002 [patent_app_country] => US [patent_app_date] => 1997-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2774 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/923/05923127.pdf [firstpage_image] =>[orig_patent_app_number] => 854002 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/854002
High-pressure discharge lamp with miniature discharge vessel and integrated circuitry May 7, 1997 Issued
Array ( [id] => 3767039 [patent_doc_number] => 05852348 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-22 [patent_title] => 'Christmas tree ornamental lighting system' [patent_app_type] => 1 [patent_app_number] => 8/852420 [patent_app_country] => US [patent_app_date] => 1997-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3044 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/852/05852348.pdf [firstpage_image] =>[orig_patent_app_number] => 852420 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/852420
Christmas tree ornamental lighting system May 7, 1997 Issued
Array ( [id] => 4055024 [patent_doc_number] => 05869935 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-09 [patent_title] => 'Electronic ballast with inverter protection circuit' [patent_app_type] => 1 [patent_app_number] => 8/852638 [patent_app_country] => US [patent_app_date] => 1997-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4587 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 485 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/869/05869935.pdf [firstpage_image] =>[orig_patent_app_number] => 852638 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/852638
Electronic ballast with inverter protection circuit May 6, 1997 Issued
Array ( [id] => 4140814 [patent_doc_number] => 06121732 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-19 [patent_title] => 'Neon lamp power supply for producing a bubble-free discharge without promoting mercury migration or premature core saturation' [patent_app_type] => 1 [patent_app_number] => 8/851882 [patent_app_country] => US [patent_app_date] => 1997-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 3815 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/121/06121732.pdf [firstpage_image] =>[orig_patent_app_number] => 851882 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/851882
Neon lamp power supply for producing a bubble-free discharge without promoting mercury migration or premature core saturation May 5, 1997 Issued
Array ( [id] => 3999291 [patent_doc_number] => 05892330 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-06 [patent_title] => 'Manually controlable light feedback adjustment device for gas discharge lighting systems' [patent_app_type] => 1 [patent_app_number] => 8/840661 [patent_app_country] => US [patent_app_date] => 1997-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 3606 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/892/05892330.pdf [firstpage_image] =>[orig_patent_app_number] => 840661 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/840661
Manually controlable light feedback adjustment device for gas discharge lighting systems Apr 24, 1997 Issued
Array ( [id] => 4049672 [patent_doc_number] => 05909089 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-01 [patent_title] => 'Discharge lamp igniting and operating circuit with a timer controlled output voltage limit' [patent_app_type] => 1 [patent_app_number] => 8/834411 [patent_app_country] => US [patent_app_date] => 1997-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2658 [patent_no_of_claims] => 8 [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/05/909/05909089.pdf [firstpage_image] =>[orig_patent_app_number] => 834411 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/834411
Discharge lamp igniting and operating circuit with a timer controlled output voltage limit Apr 15, 1997 Issued
Array ( [id] => 3949001 [patent_doc_number] => 05982110 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-09 [patent_title] => 'Compact fluorescent lamp with overcurrent protection' [patent_app_type] => 1 [patent_app_number] => 8/833891 [patent_app_country] => US [patent_app_date] => 1997-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 11594 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/982/05982110.pdf [firstpage_image] =>[orig_patent_app_number] => 833891 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/833891
Compact fluorescent lamp with overcurrent protection Apr 9, 1997 Issued
08/826378 SOCKET AND BALLAST FOR A GAS DISCHARGE LAMP Apr 8, 1997 Abandoned
Array ( [id] => 3999362 [patent_doc_number] => 05892335 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-06 [patent_title] => 'Gas discharge lamp with active crest factor correction' [patent_app_type] => 1 [patent_app_number] => 8/838332 [patent_app_country] => US [patent_app_date] => 1997-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1848 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/892/05892335.pdf [firstpage_image] =>[orig_patent_app_number] => 838332 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/838332
Gas discharge lamp with active crest factor correction Apr 7, 1997 Issued
Array ( [id] => 3883634 [patent_doc_number] => 05804925 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-08 [patent_title] => 'Modulator for generating high power electric pulses' [patent_app_type] => 1 [patent_app_number] => 8/835375 [patent_app_country] => US [patent_app_date] => 1997-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2400 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/804/05804925.pdf [firstpage_image] =>[orig_patent_app_number] => 835375 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/835375
Modulator for generating high power electric pulses Apr 6, 1997 Issued
Array ( [id] => 4003652 [patent_doc_number] => 05923128 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-13 [patent_title] => 'Electronic ballast for high-intensity discharge lamps' [patent_app_type] => 1 [patent_app_number] => 8/838440 [patent_app_country] => US [patent_app_date] => 1997-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 1936 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/923/05923128.pdf [firstpage_image] =>[orig_patent_app_number] => 838440 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/838440
Electronic ballast for high-intensity discharge lamps Apr 6, 1997 Issued
Array ( [id] => 4028103 [patent_doc_number] => 05925983 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-20 [patent_title] => 'Circuit for inhibiting the supply of power to a discharge lamp' [patent_app_type] => 1 [patent_app_number] => 8/833020 [patent_app_country] => US [patent_app_date] => 1997-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5436 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/925/05925983.pdf [firstpage_image] =>[orig_patent_app_number] => 833020 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/833020
Circuit for inhibiting the supply of power to a discharge lamp Apr 2, 1997 Issued
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