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] => 3781395 [patent_doc_number] => 05808421 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-15 [patent_title] => 'Ballast circuit having dual voltage source and emergency battery' [patent_app_type] => 1 [patent_app_number] => 8/790742 [patent_app_country] => US [patent_app_date] => 1997-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 1 [patent_no_of_words] => 3172 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/808/05808421.pdf [firstpage_image] =>[orig_patent_app_number] => 790742 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/790742
Ballast circuit having dual voltage source and emergency battery Jan 26, 1997 Issued
Array ( [id] => 3802973 [patent_doc_number] => 05828179 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-27 [patent_title] => 'Device for preventing a lamp from igniting a cover such as a curtain' [patent_app_type] => 1 [patent_app_number] => 8/787901 [patent_app_country] => US [patent_app_date] => 1997-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 1595 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/828/05828179.pdf [firstpage_image] =>[orig_patent_app_number] => 787901 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/787901
Device for preventing a lamp from igniting a cover such as a curtain Jan 22, 1997 Issued
Array ( [id] => 4022750 [patent_doc_number] => 05907219 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-25 [patent_title] => 'Motor vehicle circuitry including a pre-driver control' [patent_app_type] => 1 [patent_app_number] => 8/785780 [patent_app_country] => US [patent_app_date] => 1997-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 985 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/907/05907219.pdf [firstpage_image] =>[orig_patent_app_number] => 785780 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/785780
Motor vehicle circuitry including a pre-driver control Jan 20, 1997 Issued
Array ( [id] => 3892834 [patent_doc_number] => 05894202 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-13 [patent_title] => 'Ignition device for gas discharge lamps, particularly for motor vehicle lights' [patent_app_type] => 1 [patent_app_number] => 8/765200 [patent_app_country] => US [patent_app_date] => 1997-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1730 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/894/05894202.pdf [firstpage_image] =>[orig_patent_app_number] => 765200 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/765200
Ignition device for gas discharge lamps, particularly for motor vehicle lights Jan 2, 1997 Issued
Array ( [id] => 3885497 [patent_doc_number] => 05748059 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-05 [patent_title] => 'Plane type strip-line filter in which strip line is shortened and dual mode resonator in which two types microwaves are independently resonated' [patent_app_type] => 1 [patent_app_number] => 8/775772 [patent_app_country] => US [patent_app_date] => 1996-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 58 [patent_no_of_words] => 27908 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 526 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/748/05748059.pdf [firstpage_image] =>[orig_patent_app_number] => 775772 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/775772
Plane type strip-line filter in which strip line is shortened and dual mode resonator in which two types microwaves are independently resonated Dec 30, 1996 Issued
Array ( [id] => 3746171 [patent_doc_number] => 05754013 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-19 [patent_title] => 'Apparatus for providing a nonlinear output in response to a linear input by using linear approximation and for use in a lighting control system' [patent_app_type] => 1 [patent_app_number] => 8/774670 [patent_app_country] => US [patent_app_date] => 1996-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4745 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/754/05754013.pdf [firstpage_image] =>[orig_patent_app_number] => 774670 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/774670
Apparatus for providing a nonlinear output in response to a linear input by using linear approximation and for use in a lighting control system Dec 29, 1996 Issued
Array ( [id] => 3816933 [patent_doc_number] => 05811939 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-22 [patent_title] => 'Bi-level control system for lighting and other applications' [patent_app_type] => 1 [patent_app_number] => 8/772942 [patent_app_country] => US [patent_app_date] => 1996-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2125 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/811/05811939.pdf [firstpage_image] =>[orig_patent_app_number] => 772942 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/772942
Bi-level control system for lighting and other applications Dec 23, 1996 Issued
Array ( [id] => 4070904 [patent_doc_number] => 05866992 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-02 [patent_title] => 'Control system for several appliances in distributed arrangement, and method for setting such a control system into operation' [patent_app_type] => 1 [patent_app_number] => 8/765612 [patent_app_country] => US [patent_app_date] => 1996-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2872 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/866/05866992.pdf [firstpage_image] =>[orig_patent_app_number] => 765612 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/765612
Control system for several appliances in distributed arrangement, and method for setting such a control system into operation Dec 22, 1996 Issued
Array ( [id] => 3749131 [patent_doc_number] => 05801495 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-01 [patent_title] => 'Low-pressure discharge lamp containing partitions therein' [patent_app_type] => 1 [patent_app_number] => 8/769551 [patent_app_country] => US [patent_app_date] => 1996-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3449 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 303 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/801/05801495.pdf [firstpage_image] =>[orig_patent_app_number] => 769551 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/769551
Low-pressure discharge lamp containing partitions therein Dec 18, 1996 Issued
Array ( [id] => 3838196 [patent_doc_number] => 05814951 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-29 [patent_title] => 'Low-pressure discharge lamp containing a partition therein' [patent_app_type] => 1 [patent_app_number] => 8/769550 [patent_app_country] => US [patent_app_date] => 1996-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3092 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/814/05814951.pdf [firstpage_image] =>[orig_patent_app_number] => 769550 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/769550
Low-pressure discharge lamp containing a partition therein Dec 18, 1996 Issued
Array ( [id] => 3816948 [patent_doc_number] => 05811940 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-22 [patent_title] => 'Phase-shift lamp control' [patent_app_type] => 1 [patent_app_number] => 8/769132 [patent_app_country] => US [patent_app_date] => 1996-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 5480 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/811/05811940.pdf [firstpage_image] =>[orig_patent_app_number] => 769132 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/769132
Phase-shift lamp control Dec 17, 1996 Issued
Array ( [id] => 4049893 [patent_doc_number] => 05912535 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-15 [patent_title] => 'Driving circuit for an electric luminescent panel including first and second driving circuits' [patent_app_type] => 1 [patent_app_number] => 8/768921 [patent_app_country] => US [patent_app_date] => 1996-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 1796 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/912/05912535.pdf [firstpage_image] =>[orig_patent_app_number] => 768921 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/768921
Driving circuit for an electric luminescent panel including first and second driving circuits Dec 17, 1996 Issued
Array ( [id] => 3883775 [patent_doc_number] => 05747939 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-05 [patent_title] => 'Plasma display panel with control resistance values for restricting current flow into the cathodes' [patent_app_type] => 1 [patent_app_number] => 8/767350 [patent_app_country] => US [patent_app_date] => 1996-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1506 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/747/05747939.pdf [firstpage_image] =>[orig_patent_app_number] => 767350 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/767350
Plasma display panel with control resistance values for restricting current flow into the cathodes Dec 17, 1996 Issued
Array ( [id] => 3803079 [patent_doc_number] => 05828187 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-27 [patent_title] => 'Method and circuit arrangement for operating a discharge lamp' [patent_app_type] => 1 [patent_app_number] => 8/764491 [patent_app_country] => US [patent_app_date] => 1996-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8147 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/828/05828187.pdf [firstpage_image] =>[orig_patent_app_number] => 764491 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/764491
Method and circuit arrangement for operating a discharge lamp Dec 11, 1996 Issued
Array ( [id] => 3894801 [patent_doc_number] => 05777525 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-07 [patent_title] => 'Oscillating apparatus having variably controlled vibration cancellation' [patent_app_type] => 1 [patent_app_number] => 8/762945 [patent_app_country] => US [patent_app_date] => 1996-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2961 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/777/05777525.pdf [firstpage_image] =>[orig_patent_app_number] => 762945 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/762945
Oscillating apparatus having variably controlled vibration cancellation Dec 9, 1996 Issued
Array ( [id] => 3904900 [patent_doc_number] => 05751113 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-12 [patent_title] => 'Closed electron drift hall effect plasma accelerator with all magnetic sources located to the rear of the anode' [patent_app_type] => 1 [patent_app_number] => 8/760952 [patent_app_country] => US [patent_app_date] => 1996-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2207 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/751/05751113.pdf [firstpage_image] =>[orig_patent_app_number] => 760952 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/760952
Closed electron drift hall effect plasma accelerator with all magnetic sources located to the rear of the anode Dec 8, 1996 Issued
Array ( [id] => 3853400 [patent_doc_number] => 05719471 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-17 [patent_title] => 'Three-way dimming circuit for compact fluorescent lamp' [patent_app_type] => 1 [patent_app_number] => 8/762230 [patent_app_country] => US [patent_app_date] => 1996-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2551 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/719/05719471.pdf [firstpage_image] =>[orig_patent_app_number] => 762230 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/762230
Three-way dimming circuit for compact fluorescent lamp Dec 8, 1996 Issued
Array ( [id] => 3767852 [patent_doc_number] => 05844375 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-01 [patent_title] => 'Dual-inverter type operating circuit for generating two AC signals that are respectively provided to two lamp electrodes of a gas discharge lamp' [patent_app_type] => 1 [patent_app_number] => 8/760471 [patent_app_country] => US [patent_app_date] => 1996-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 2351 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/844/05844375.pdf [firstpage_image] =>[orig_patent_app_number] => 760471 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/760471
Dual-inverter type operating circuit for generating two AC signals that are respectively provided to two lamp electrodes of a gas discharge lamp Dec 4, 1996 Issued
Array ( [id] => 3813585 [patent_doc_number] => 05831391 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-03 [patent_title] => 'Timer controlled outdoor ground lighting system with intruder detection' [patent_app_type] => 1 [patent_app_number] => 8/757333 [patent_app_country] => US [patent_app_date] => 1996-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1920 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/831/05831391.pdf [firstpage_image] =>[orig_patent_app_number] => 757333 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/757333
Timer controlled outdoor ground lighting system with intruder detection Nov 26, 1996 Issued
Array ( [id] => 4133530 [patent_doc_number] => 06127785 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-03 [patent_title] => 'Fluorescent lamp power supply and control circuit for wide range operation' [patent_app_type] => 1 [patent_app_number] => 8/757995 [patent_app_country] => US [patent_app_date] => 1996-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 7079 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/127/06127785.pdf [firstpage_image] =>[orig_patent_app_number] => 757995 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/757995
Fluorescent lamp power supply and control circuit for wide range operation Nov 26, 1996 Issued
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