Search

David Hung Vu

Examiner (ID: 118, Phone: (571)272-1831 , Office: P/2844 )

Most Active Art Unit
2821
Art Unit(s)
2821, 2844, 2828, 2817, 2502
Total Applications
1734
Issued Applications
1511
Pending Applications
64
Abandoned Applications
163

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5780540 [patent_doc_number] => 20060202635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-09-14 [patent_title] => 'Driving circuit for multiple cold cathode fluorescent lamps backlight applications' [patent_app_type] => utility [patent_app_number] => 11/432784 [patent_app_country] => US [patent_app_date] => 2006-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 4089 [patent_no_of_claims] => 38 [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/A1/0202/20060202635.pdf [firstpage_image] =>[orig_patent_app_number] => 11432784 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/432784
Driving circuit for multiple cold cathode fluorescent lamps backlight applications May 9, 2006 Issued
Array ( [id] => 4661326 [patent_doc_number] => 20080252233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-16 [patent_title] => 'Universal Line Voltage Dimming Method and System' [patent_app_type] => utility [patent_app_number] => 11/914139 [patent_app_country] => US [patent_app_date] => 2006-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3553 [patent_no_of_claims] => 42 [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/A1/0252/20080252233.pdf [firstpage_image] =>[orig_patent_app_number] => 11914139 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/914139
Universal line voltage dimming method and system May 8, 2006 Issued
Array ( [id] => 5640770 [patent_doc_number] => 20060279225 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-12-14 [patent_title] => 'MULTI-ZONE CLOSED LOOP DAYLIGHT HARVESTING HAVING AT LEAST ONE LIGHT SENSOR' [patent_app_type] => utility [patent_app_number] => 11/381980 [patent_app_country] => US [patent_app_date] => 2006-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2570 [patent_no_of_claims] => 6 [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/A1/0279/20060279225.pdf [firstpage_image] =>[orig_patent_app_number] => 11381980 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/381980
Multi-zone closed loop daylight harvesting having at least one light sensor May 4, 2006 Issued
Array ( [id] => 5222823 [patent_doc_number] => 20070252089 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-11-01 [patent_title] => 'Charged particle acceleration apparatus and method' [patent_app_type] => utility [patent_app_number] => 11/411130 [patent_app_country] => US [patent_app_date] => 2006-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2553 [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/A1/0252/20070252089.pdf [firstpage_image] =>[orig_patent_app_number] => 11411130 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/411130
Charged particle acceleration apparatus and method Apr 25, 2006 Abandoned
Array ( [id] => 5202722 [patent_doc_number] => 20070024201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-02-01 [patent_title] => 'Plasma accelerating apparatus and plasma processing system having the same' [patent_app_type] => utility [patent_app_number] => 11/410933 [patent_app_country] => US [patent_app_date] => 2006-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6336 [patent_no_of_claims] => 19 [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/A1/0024/20070024201.pdf [firstpage_image] =>[orig_patent_app_number] => 11410933 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/410933
Plasma accelerating apparatus and plasma processing system having the same Apr 25, 2006 Issued
Array ( [id] => 487771 [patent_doc_number] => 07218062 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-05-15 [patent_title] => 'Protective device and a CCFL driving system used thereon' [patent_app_type] => utility [patent_app_number] => 11/409978 [patent_app_country] => US [patent_app_date] => 2006-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2670 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/218/07218062.pdf [firstpage_image] =>[orig_patent_app_number] => 11409978 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/409978
Protective device and a CCFL driving system used thereon Apr 24, 2006 Issued
Array ( [id] => 5208502 [patent_doc_number] => 20070247086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-10-25 [patent_title] => 'Portable wireless remote-controlled dimmer socket' [patent_app_type] => utility [patent_app_number] => 11/407943 [patent_app_country] => US [patent_app_date] => 2006-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1350 [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/A1/0247/20070247086.pdf [firstpage_image] =>[orig_patent_app_number] => 11407943 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/407943
Portable wireless remote-controlled dimmer socket Apr 20, 2006 Abandoned
Array ( [id] => 5208496 [patent_doc_number] => 20070247080 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-10-25 [patent_title] => 'Multistrike gas discharge lamp ignition apparatus and method' [patent_app_type] => utility [patent_app_number] => 11/408849 [patent_app_country] => US [patent_app_date] => 2006-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2590 [patent_no_of_claims] => 44 [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/A1/0247/20070247080.pdf [firstpage_image] =>[orig_patent_app_number] => 11408849 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/408849
Multistrike gas discharge lamp ignition apparatus and method Apr 20, 2006 Issued
Array ( [id] => 545764 [patent_doc_number] => 07467612 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-12-23 [patent_title] => 'Method and apparatus for operating traveling spark igniter at high pressure' [patent_app_type] => utility [patent_app_number] => 11/407850 [patent_app_country] => US [patent_app_date] => 2006-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 10540 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/467/07467612.pdf [firstpage_image] =>[orig_patent_app_number] => 11407850 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/407850
Method and apparatus for operating traveling spark igniter at high pressure Apr 18, 2006 Issued
Array ( [id] => 5617300 [patent_doc_number] => 20060186832 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-08-24 [patent_title] => 'Light Emitting Device and Driving Method Thereof' [patent_app_type] => utility [patent_app_number] => 11/379145 [patent_app_country] => US [patent_app_date] => 2006-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 11682 [patent_no_of_claims] => 8 [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/A1/0186/20060186832.pdf [firstpage_image] =>[orig_patent_app_number] => 11379145 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/379145
Light emitting device and driving method thereof Apr 17, 2006 Issued
Array ( [id] => 807479 [patent_doc_number] => 07420334 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-09-02 [patent_title] => 'Electronic ballast for a lamp' [patent_app_type] => utility [patent_app_number] => 11/402884 [patent_app_country] => US [patent_app_date] => 2006-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 3197 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/420/07420334.pdf [firstpage_image] =>[orig_patent_app_number] => 11402884 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/402884
Electronic ballast for a lamp Apr 12, 2006 Issued
Array ( [id] => 415662 [patent_doc_number] => 07279848 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-10-09 [patent_title] => 'Electronic ballast for a lamp' [patent_app_type] => utility [patent_app_number] => 11/402883 [patent_app_country] => US [patent_app_date] => 2006-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2283 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/279/07279848.pdf [firstpage_image] =>[orig_patent_app_number] => 11402883 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/402883
Electronic ballast for a lamp Apr 12, 2006 Issued
Array ( [id] => 593551 [patent_doc_number] => 07436134 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-10-14 [patent_title] => 'Cyclical, aquarium and terrarium light' [patent_app_type] => utility [patent_app_number] => 11/401750 [patent_app_country] => US [patent_app_date] => 2006-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 3272 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/436/07436134.pdf [firstpage_image] =>[orig_patent_app_number] => 11401750 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/401750
Cyclical, aquarium and terrarium light Apr 10, 2006 Issued
Array ( [id] => 5152376 [patent_doc_number] => 20070035258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-02-15 [patent_title] => 'Lamp drive circuit' [patent_app_type] => utility [patent_app_number] => 11/400383 [patent_app_country] => US [patent_app_date] => 2006-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 5903 [patent_no_of_claims] => 31 [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/A1/0035/20070035258.pdf [firstpage_image] =>[orig_patent_app_number] => 11400383 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/400383
Lamp drive circuit Apr 9, 2006 Abandoned
Array ( [id] => 5681204 [patent_doc_number] => 20060197471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-09-07 [patent_title] => 'System and method for reducing flicker of compact gas discharge lamps at low lamp light output level' [patent_app_type] => utility [patent_app_number] => 11/398253 [patent_app_country] => US [patent_app_date] => 2006-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4976 [patent_no_of_claims] => 33 [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/A1/0197/20060197471.pdf [firstpage_image] =>[orig_patent_app_number] => 11398253 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/398253
System and method for reducing flicker of compact gas discharge lamps at low lamp light output level Apr 4, 2006 Issued
Array ( [id] => 5670637 [patent_doc_number] => 20060175991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-08-10 [patent_title] => 'Spiral orbit charged particle accelerator and its acceleration method' [patent_app_type] => utility [patent_app_number] => 11/397257 [patent_app_country] => US [patent_app_date] => 2006-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2731 [patent_no_of_claims] => 6 [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/A1/0175/20060175991.pdf [firstpage_image] =>[orig_patent_app_number] => 11397257 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/397257
Spiral orbit charged particle accelerator and its acceleration method Apr 2, 2006 Issued
Array ( [id] => 5751417 [patent_doc_number] => 20060220566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-10-05 [patent_title] => 'Magnetron' [patent_app_type] => utility [patent_app_number] => 11/394088 [patent_app_country] => US [patent_app_date] => 2006-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1389 [patent_no_of_claims] => 12 [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/A1/0220/20060220566.pdf [firstpage_image] =>[orig_patent_app_number] => 11394088 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/394088
Magnetron Mar 30, 2006 Issued
Array ( [id] => 5665030 [patent_doc_number] => 20060170380 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-08-03 [patent_title] => 'Apparatus and methods for providing emergency safety lighting' [patent_app_type] => utility [patent_app_number] => 11/392428 [patent_app_country] => US [patent_app_date] => 2006-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3926 [patent_no_of_claims] => 24 [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/A1/0170/20060170380.pdf [firstpage_image] =>[orig_patent_app_number] => 11392428 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/392428
Apparatus and methods for providing emergency safety lighting Mar 28, 2006 Issued
Array ( [id] => 5300649 [patent_doc_number] => 20090295301 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'Self-exciting step-up converter' [patent_app_type] => utility [patent_app_number] => 11/918945 [patent_app_country] => US [patent_app_date] => 2006-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5884 [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/A1/0295/20090295301.pdf [firstpage_image] =>[orig_patent_app_number] => 11918945 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/918945
Self-exciting step-up converter Mar 21, 2006 Issued
Array ( [id] => 5511592 [patent_doc_number] => 20090211896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-27 [patent_title] => 'Cathode and Counter-Cathode Arrangement in an Ion Source' [patent_app_type] => utility [patent_app_number] => 11/886526 [patent_app_country] => US [patent_app_date] => 2006-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5257 [patent_no_of_claims] => 24 [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/A1/0211/20090211896.pdf [firstpage_image] =>[orig_patent_app_number] => 11886526 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/886526
Cathode and counter-cathode arrangement in an ion source Mar 21, 2006 Issued
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