Search

Hanh N. Nguyen

Examiner (ID: 12301, Phone: (571)272-2031 , Office: P/2834 )

Most Active Art Unit
2834
Art Unit(s)
2479, 2668, 2416, 2616, 2834, 2413, 2662, 2738, 2473
Total Applications
3164
Issued Applications
2601
Pending Applications
100
Abandoned Applications
474

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 9832211 [patent_doc_number] => 08941029 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-01-27 [patent_title] => 'Methods and systems for keyhole-free laser fusion cutting' [patent_app_type] => utility [patent_app_number] => 12/797966 [patent_app_country] => US [patent_app_date] => 2010-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2740 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12797966 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/797966
Methods and systems for keyhole-free laser fusion cutting Jun 9, 2010 Issued
Array ( [id] => 10648687 [patent_doc_number] => 09364916 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-06-14 [patent_title] => 'Method and device for producing a hole in an object' [patent_app_type] => utility [patent_app_number] => 13/376069 [patent_app_country] => US [patent_app_date] => 2010-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 5081 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13376069 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/376069
Method and device for producing a hole in an object May 28, 2010 Issued
Array ( [id] => 6514792 [patent_doc_number] => 20100230393 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-16 [patent_title] => 'WELD DATA ACQUISITION' [patent_app_type] => utility [patent_app_number] => 12/786804 [patent_app_country] => US [patent_app_date] => 2010-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3608 [patent_no_of_claims] => 18 [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/A1/0230/20100230393.pdf [firstpage_image] =>[orig_patent_app_number] => 12786804 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/786804
Weld data acquisition May 24, 2010 Issued
Array ( [id] => 8603565 [patent_doc_number] => 20130008877 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-01-10 [patent_title] => 'RESISTANCE WELDING HIGH FREQUENCY TRANSFORMER AND SPOT WELDING MACHINE' [patent_app_type] => utility [patent_app_number] => 13/636336 [patent_app_country] => US [patent_app_date] => 2010-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2377 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13636336 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/636336
Resistance welding high frequency transformer and spot welding machine May 18, 2010 Issued
Array ( [id] => 7654383 [patent_doc_number] => 20110303652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-15 [patent_title] => 'COOKING DEVICE' [patent_app_type] => utility [patent_app_number] => 13/202899 [patent_app_country] => US [patent_app_date] => 2010-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4311 [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/A1/0303/20110303652.pdf [firstpage_image] =>[orig_patent_app_number] => 13202899 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/202899
Cooking device Apr 25, 2010 Issued
Array ( [id] => 7648405 [patent_doc_number] => 20110297673 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-08 [patent_title] => ' WAVE CHOKE SYSTEM FOR A DOOR OF A MICROWAVE OVEN' [patent_app_type] => utility [patent_app_number] => 13/202415 [patent_app_country] => US [patent_app_date] => 2010-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2816 [patent_no_of_claims] => 15 [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/A1/0297/20110297673.pdf [firstpage_image] =>[orig_patent_app_number] => 13202415 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/202415
WAVE CHOKE SYSTEM FOR A DOOR OF A MICROWAVE OVEN Mar 25, 2010 Abandoned
Array ( [id] => 7716530 [patent_doc_number] => 20120006798 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-01-12 [patent_title] => 'LASER OSCILLATOR AND LASER MACHINING APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/203778 [patent_app_country] => US [patent_app_date] => 2010-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4732 [patent_no_of_claims] => 8 [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/A1/0006/20120006798.pdf [firstpage_image] =>[orig_patent_app_number] => 13203778 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/203778
Laser oscillator and laser machining apparatus Mar 7, 2010 Issued
Array ( [id] => 6609591 [patent_doc_number] => 20100224600 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-09 [patent_title] => 'TWO-STEP WELDING PROCESS' [patent_app_type] => utility [patent_app_number] => 12/716465 [patent_app_country] => US [patent_app_date] => 2010-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2969 [patent_no_of_claims] => 19 [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/A1/0224/20100224600.pdf [firstpage_image] =>[orig_patent_app_number] => 12716465 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/716465
TWO-STEP WELDING PROCESS Mar 2, 2010 Abandoned
Array ( [id] => 5931523 [patent_doc_number] => 20110210100 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-01 [patent_title] => 'CONTROLLABLE CUT BY A PLASMA ARC TORCH' [patent_app_type] => utility [patent_app_number] => 12/715069 [patent_app_country] => US [patent_app_date] => 2010-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4406 [patent_no_of_claims] => 17 [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/A1/0210/20110210100.pdf [firstpage_image] =>[orig_patent_app_number] => 12715069 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/715069
CONTROLLABLE CUT BY A PLASMA ARC TORCH Feb 28, 2010 Abandoned
Array ( [id] => 10600570 [patent_doc_number] => 09321119 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-04-26 [patent_title] => 'Combination welding method using combination of gas metal arc welding and submerged-arc welding and combination arc welding machine' [patent_app_type] => utility [patent_app_number] => 13/202795 [patent_app_country] => US [patent_app_date] => 2010-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 8149 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13202795 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/202795
Combination welding method using combination of gas metal arc welding and submerged-arc welding and combination arc welding machine Feb 24, 2010 Issued
Array ( [id] => 9483473 [patent_doc_number] => 08729424 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-05-20 [patent_title] => 'Hybrid welding with multiple heat sources' [patent_app_type] => utility [patent_app_number] => 12/708249 [patent_app_country] => US [patent_app_date] => 2010-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 28 [patent_no_of_words] => 7998 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12708249 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/708249
Hybrid welding with multiple heat sources Feb 17, 2010 Issued
Array ( [id] => 6381009 [patent_doc_number] => 20100176093 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-15 [patent_title] => 'METHOD OF SHORT-TIME STUD JOINING' [patent_app_type] => utility [patent_app_number] => 12/702079 [patent_app_country] => US [patent_app_date] => 2010-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6538 [patent_no_of_claims] => 28 [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/A1/0176/20100176093.pdf [firstpage_image] =>[orig_patent_app_number] => 12702079 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/702079
METHOD OF SHORT-TIME STUD JOINING Feb 7, 2010 Abandoned
Array ( [id] => 6105190 [patent_doc_number] => 20110186615 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-04 [patent_title] => 'Ring Gear Based Welding System' [patent_app_type] => utility [patent_app_number] => 12/698815 [patent_app_country] => US [patent_app_date] => 2010-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 6841 [patent_no_of_claims] => 26 [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/A1/0186/20110186615.pdf [firstpage_image] =>[orig_patent_app_number] => 12698815 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/698815
Ring gear based welding system Feb 1, 2010 Issued
Array ( [id] => 7558553 [patent_doc_number] => 20110272384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-10 [patent_title] => 'INDIRECT SPOT WELDING METHOD' [patent_app_type] => utility [patent_app_number] => 13/144555 [patent_app_country] => US [patent_app_date] => 2010-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7992 [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/A1/0272/20110272384.pdf [firstpage_image] =>[orig_patent_app_number] => 13144555 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/144555
Indirect spot welding method Jan 27, 2010 Issued
Array ( [id] => 7738213 [patent_doc_number] => 20120018405 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-01-26 [patent_title] => 'Protective gas tube and contact tube of a device for improved narrow-gap welding' [patent_app_type] => utility [patent_app_number] => 13/147825 [patent_app_country] => US [patent_app_date] => 2010-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4863 [patent_no_of_claims] => 21 [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/A1/0018/20120018405.pdf [firstpage_image] =>[orig_patent_app_number] => 13147825 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/147825
Protective gas tube and contact tube of a device for improved narrow-gap welding Jan 18, 2010 Abandoned
Array ( [id] => 6152370 [patent_doc_number] => 20110155710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-30 [patent_title] => 'MULTI-OUTPUT ENGINE WELDER SUPPLYING FULL ELECTRICAL POWER CAPACITY TO A SINGLE WELDING OUTPUT' [patent_app_type] => utility [patent_app_number] => 12/648385 [patent_app_country] => US [patent_app_date] => 2009-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4110 [patent_no_of_claims] => 28 [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/A1/0155/20110155710.pdf [firstpage_image] =>[orig_patent_app_number] => 12648385 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/648385
Multi-output engine welder supplying full electrical power capacity to a single welding output Dec 28, 2009 Issued
Array ( [id] => 12563829 [patent_doc_number] => 10016846 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-10 [patent_title] => System, method, and apparatus for repair of components [patent_app_type] => utility [patent_app_number] => 12/637414 [patent_app_country] => US [patent_app_date] => 2009-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5541 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12637414 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/637414
System, method, and apparatus for repair of components Dec 13, 2009 Issued
Array ( [id] => 7666405 [patent_doc_number] => 20110315674 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-29 [patent_title] => 'INDUCTION HEATING DEVICE' [patent_app_type] => utility [patent_app_number] => 13/203893 [patent_app_country] => US [patent_app_date] => 2009-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5179 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13203893 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/203893
Induction heating device Nov 19, 2009 Issued
Array ( [id] => 6558754 [patent_doc_number] => 20100059493 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-11 [patent_title] => 'INDUCTION HEATED, HOT WIRE WELDING' [patent_app_type] => utility [patent_app_number] => 12/619032 [patent_app_country] => US [patent_app_date] => 2009-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2796 [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/A1/0059/20100059493.pdf [firstpage_image] =>[orig_patent_app_number] => 12619032 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/619032
INDUCTION HEATED, HOT WIRE WELDING Nov 15, 2009 Abandoned
Array ( [id] => 9245749 [patent_doc_number] => 08610031 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-17 [patent_title] => 'Method of arc welding root pass' [patent_app_type] => utility [patent_app_number] => 12/616181 [patent_app_country] => US [patent_app_date] => 2009-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4331 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12616181 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/616181
Method of arc welding root pass Nov 10, 2009 Issued
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