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] => 7576882 [patent_doc_number] => 20110290764 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-01 [patent_title] => 'DEVICE FOR CONTROLLING THE ON AND OFF TIME OF THE METAL OXIDE SEMICONDUCTOR FIELD EFFECT TRANSISTOR (MOSFET), A DEVICE FOR SPARK COATING THE SURFACES OF METAL WORK PIECE INCORPORATING THE SAID CONTROL DEVICE AND A METHOD OF COATING METAL SURFACES USING THE SAID DEVICE' [patent_app_type] => utility [patent_app_number] => 13/208721 [patent_app_country] => US [patent_app_date] => 2011-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6962 [patent_no_of_claims] => 8 [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/A1/0290/20110290764.pdf [firstpage_image] =>[orig_patent_app_number] => 13208721 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/208721
Method of depositing electrically conductive electrode material onto the surface of an electrically conductive work piece Aug 11, 2011 Issued
Array ( [id] => 8646847 [patent_doc_number] => 20130032577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-02-07 [patent_title] => 'CLADDING SYSTEM AND METHOD FOR APPLYING A CLADDING TO A POWER GENERATION SYSTEM COMPONENT' [patent_app_type] => utility [patent_app_number] => 13/197905 [patent_app_country] => US [patent_app_date] => 2011-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4705 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13197905 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/197905
Cladding system and method for applying a cladding to a power generation system component Aug 3, 2011 Issued
Array ( [id] => 9524499 [patent_doc_number] => 08748772 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-06-10 [patent_title] => 'Rigid serrated surface for welding shoes' [patent_app_type] => utility [patent_app_number] => 13/187681 [patent_app_country] => US [patent_app_date] => 2011-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 6411 [patent_no_of_claims] => 7 [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] => 13187681 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/187681
Rigid serrated surface for welding shoes Jul 20, 2011 Issued
Array ( [id] => 11190832 [patent_doc_number] => 09421629 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-23 [patent_title] => 'Method of producing a material joint, and hollow section connection' [patent_app_type] => utility [patent_app_number] => 13/187895 [patent_app_country] => US [patent_app_date] => 2011-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3792 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13187895 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/187895
Method of producing a material joint, and hollow section connection Jul 20, 2011 Issued
Array ( [id] => 9144952 [patent_doc_number] => 20130299475 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-14 [patent_title] => 'ARC WELDING CONTROL SYSTEM AND METHOD' [patent_app_type] => utility [patent_app_number] => 13/881096 [patent_app_country] => US [patent_app_date] => 2011-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8566 [patent_no_of_claims] => 5 [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] => 13881096 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/881096
Arc welding control system and method Jul 5, 2011 Issued
Array ( [id] => 8036239 [patent_doc_number] => 20120067851 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-03-22 [patent_title] => 'ONE-SIDED SPOT WELDING DEVICE' [patent_app_type] => utility [patent_app_number] => 13/172055 [patent_app_country] => US [patent_app_date] => 2011-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3300 [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/A1/0067/20120067851.pdf [firstpage_image] =>[orig_patent_app_number] => 13172055 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/172055
ONE-SIDED SPOT WELDING DEVICE Jun 28, 2011 Abandoned
Array ( [id] => 8563211 [patent_doc_number] => 20120325782 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-27 [patent_title] => 'METHOD AND SYSTEM FOR DETERMINING WELDING SEQUENCES' [patent_app_type] => utility [patent_app_number] => 13/166181 [patent_app_country] => US [patent_app_date] => 2011-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5743 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13166181 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/166181
Method and system for determining welding sequences Jun 21, 2011 Issued
Array ( [id] => 7479312 [patent_doc_number] => 20110248008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-13 [patent_title] => 'WIRELESS FOOT PEDAL CONTROLLER FOR WELDING SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/165731 [patent_app_country] => US [patent_app_date] => 2011-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7214 [patent_no_of_claims] => 20 [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/A1/0248/20110248008.pdf [firstpage_image] =>[orig_patent_app_number] => 13165731 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/165731
WIRELESS FOOT PEDAL CONTROLLER FOR WELDING SYSTEM Jun 20, 2011 Abandoned
Array ( [id] => 9312195 [patent_doc_number] => 08653414 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-02-18 [patent_title] => 'Wireless foot pedal controller for welding system' [patent_app_type] => utility [patent_app_number] => 13/165747 [patent_app_country] => US [patent_app_date] => 2011-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 7214 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13165747 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/165747
Wireless foot pedal controller for welding system Jun 20, 2011 Issued
Array ( [id] => 7705953 [patent_doc_number] => 20120000890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-01-05 [patent_title] => 'METHOD FOR REPAIRING GAS TURBINE BLADES AND GAS TURBINE BLADE' [patent_app_type] => utility [patent_app_number] => 13/159105 [patent_app_country] => US [patent_app_date] => 2011-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5091 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13159105 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/159105
METHOD FOR REPAIRING GAS TURBINE BLADES AND GAS TURBINE BLADE Jun 12, 2011 Abandoned
Array ( [id] => 8506125 [patent_doc_number] => 20120305533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-06 [patent_title] => 'FORCED FREEZE WELDING OF ADVANCED HIGH STRENGTH STEELS' [patent_app_type] => utility [patent_app_number] => 13/151875 [patent_app_country] => US [patent_app_date] => 2011-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4451 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13151875 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/151875
FORCED FREEZE WELDING OF ADVANCED HIGH STRENGTH STEELS Jun 1, 2011 Abandoned
Array ( [id] => 7699844 [patent_doc_number] => 20110226746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-22 [patent_title] => 'Process for Laser-ARC Hybrid Welding Aluminized Metal Workpieces' [patent_app_type] => utility [patent_app_number] => 13/117676 [patent_app_country] => US [patent_app_date] => 2011-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2275 [patent_no_of_claims] => 11 [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/A1/0226/20110226746.pdf [firstpage_image] =>[orig_patent_app_number] => 13117676 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/117676
Process for Laser-ARC Hybrid Welding Aluminized Metal Workpieces May 26, 2011 Abandoned
Array ( [id] => 7576887 [patent_doc_number] => 20110290769 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-01 [patent_title] => 'METHOD OF DIVIDING WORKPIECE USING LASER BEAM' [patent_app_type] => utility [patent_app_number] => 13/113379 [patent_app_country] => US [patent_app_date] => 2011-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6657 [patent_no_of_claims] => 2 [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/A1/0290/20110290769.pdf [firstpage_image] =>[orig_patent_app_number] => 13113379 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/113379
Method of dividing workpiece using laser beam May 22, 2011 Issued
Array ( [id] => 7576888 [patent_doc_number] => 20110290770 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-01 [patent_title] => 'METHOD FOR PREVENTING CRACK FORMATION AND FOR SLOWING DOWN THE ADVANCEMENT OF A CRACK IN METAL AIRCRAFT STRUCTURES BY MEANS OF LASER SHOCK RAYS' [patent_app_type] => utility [patent_app_number] => 13/111405 [patent_app_country] => US [patent_app_date] => 2011-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3079 [patent_no_of_claims] => 14 [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/A1/0290/20110290770.pdf [firstpage_image] =>[orig_patent_app_number] => 13111405 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/111405
Method for preventing crack formation and for slowing down the advancement of a crack in metal aircraft structures by means of laser shock rays May 18, 2011 Issued
Array ( [id] => 8491766 [patent_doc_number] => 20120291172 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-22 [patent_title] => 'DUAL-SPECTRUM DIGITAL IMAGING WELDING HELMET' [patent_app_type] => utility [patent_app_number] => 13/108168 [patent_app_country] => US [patent_app_date] => 2011-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7385 [patent_no_of_claims] => 34 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13108168 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/108168
Dual-spectrum digital imaging welding helmet May 15, 2011 Issued
Array ( [id] => 7558556 [patent_doc_number] => 20110272387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-10 [patent_title] => 'Laser drilling without burr formation' [patent_app_type] => utility [patent_app_number] => 13/098539 [patent_app_country] => US [patent_app_date] => 2011-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1655 [patent_no_of_claims] => 18 [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/A1/0272/20110272387.pdf [firstpage_image] =>[orig_patent_app_number] => 13098539 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/098539
Laser drilling without burr formation May 1, 2011 Abandoned
Array ( [id] => 5931538 [patent_doc_number] => 20110210107 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-01 [patent_title] => 'Apparatus and Methods for Controlling Machining Systems' [patent_app_type] => utility [patent_app_number] => 13/091201 [patent_app_country] => US [patent_app_date] => 2011-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3993 [patent_no_of_claims] => 10 [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/A1/0210/20110210107.pdf [firstpage_image] =>[orig_patent_app_number] => 13091201 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/091201
Apparatus and methods for controlling machining systems Apr 20, 2011 Issued
Array ( [id] => 7506096 [patent_doc_number] => 20110253677 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-20 [patent_title] => 'METHOD AND APPARATUS FOR PREHEATING IN WELDING OPERATIONS' [patent_app_type] => utility [patent_app_number] => 13/086665 [patent_app_country] => US [patent_app_date] => 2011-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2472 [patent_no_of_claims] => 14 [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/A1/0253/20110253677.pdf [firstpage_image] =>[orig_patent_app_number] => 13086665 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/086665
METHOD AND APPARATUS FOR PREHEATING IN WELDING OPERATIONS Apr 13, 2011 Abandoned
Array ( [id] => 7479299 [patent_doc_number] => 20110248000 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-13 [patent_title] => 'SYSTEM AND METHOD OF REDUCING DIFFUSIBLE HYDROGEN IN WELD METAL' [patent_app_type] => utility [patent_app_number] => 13/079521 [patent_app_country] => US [patent_app_date] => 2011-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6132 [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/A1/0248/20110248000.pdf [firstpage_image] =>[orig_patent_app_number] => 13079521 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/079521
System and method of reducing diffusible hydrogen in weld metal Apr 3, 2011 Issued
Array ( [id] => 7496413 [patent_doc_number] => 20110259853 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-27 [patent_title] => 'CONSUMABLE-ELECTRODE GAS-SHIELD ARC WELDING METHOD AND CONSUMABLE-ELECTRODE GAS-SHIELD ARC WELDING SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/076915 [patent_app_country] => US [patent_app_date] => 2011-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 14911 [patent_no_of_claims] => 4 [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/A1/0259/20110259853.pdf [firstpage_image] =>[orig_patent_app_number] => 13076915 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/076915
Consumable-electrode gas-shield arc welding method and consumable-electrode gas-shield arc welding system Mar 30, 2011 Issued
Menu