Search

Lut Wong

Examiner (ID: 9919, Phone: (571)270-1123 , Office: P/2129 )

Most Active Art Unit
2129
Art Unit(s)
2127, 2121, 2129
Total Applications
754
Issued Applications
539
Pending Applications
61
Abandoned Applications
167

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16820542 [patent_doc_number] => 11005388 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-11 [patent_title] => Single-phase multi-level asymmetric inverter with AC-bypass and asymmetric modulation strategy [patent_app_type] => utility [patent_app_number] => 16/289022 [patent_app_country] => US [patent_app_date] => 2019-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 28 [patent_no_of_words] => 4914 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16289022 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/289022
Single-phase multi-level asymmetric inverter with AC-bypass and asymmetric modulation strategy Feb 27, 2019 Issued
Array ( [id] => 16234554 [patent_doc_number] => 10742122 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-11 [patent_title] => Systems and methods for voltage control and current control of power conversion systems with multiple operation modes [patent_app_type] => utility [patent_app_number] => 16/281404 [patent_app_country] => US [patent_app_date] => 2019-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 14881 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16281404 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/281404
Systems and methods for voltage control and current control of power conversion systems with multiple operation modes Feb 20, 2019 Issued
Array ( [id] => 14900847 [patent_doc_number] => 20190294189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-26 [patent_title] => VOLTAGE REGULATOR [patent_app_type] => utility [patent_app_number] => 16/279492 [patent_app_country] => US [patent_app_date] => 2019-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2811 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16279492 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/279492
Voltage regulator Feb 18, 2019 Issued
Array ( [id] => 16410673 [patent_doc_number] => 10819243 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-27 [patent_title] => Isolated DC/DC converter, control unit for isolated DC/DC converter, and DC/AC converter [patent_app_type] => utility [patent_app_number] => 16/279202 [patent_app_country] => US [patent_app_date] => 2019-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3774 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16279202 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/279202
Isolated DC/DC converter, control unit for isolated DC/DC converter, and DC/AC converter Feb 18, 2019 Issued
Array ( [id] => 14754237 [patent_doc_number] => 20190260292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-22 [patent_title] => CURRENT DETECTION CIRCUIT AND DCDC CONVERTER INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 16/277011 [patent_app_country] => US [patent_app_date] => 2019-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12030 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16277011 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/277011
CURRENT DETECTION CIRCUIT AND DCDC CONVERTER INCLUDING THE SAME Feb 14, 2019 Abandoned
Array ( [id] => 16224625 [patent_doc_number] => 20200249742 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-06 [patent_title] => METHODS AND APPARATUS TO REDUCE INRUSH CURRENT IN UNIVERSAL SERIAL BUS CIRCUITS AND SYSTEMS [patent_app_type] => utility [patent_app_number] => 16/263668 [patent_app_country] => US [patent_app_date] => 2019-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12186 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16263668 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/263668
Methods and apparatus to reduce inrush current in Universal Serial Bus circuits and systems Jan 30, 2019 Issued
Array ( [id] => 14677887 [patent_doc_number] => 20190238058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-01 [patent_title] => INPUT AC VOLTAGE SENSING FOR FLYBACK CIRCUIT [patent_app_type] => utility [patent_app_number] => 16/255770 [patent_app_country] => US [patent_app_date] => 2019-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5687 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16255770 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/255770
Input AC voltage sensing for flyback circuit Jan 22, 2019 Issued
Array ( [id] => 17033395 [patent_doc_number] => 11095218 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-17 [patent_title] => Low-power DC-DC converter capable of preventing reverse current with digital operations and method of operating the same [patent_app_type] => utility [patent_app_number] => 16/255342 [patent_app_country] => US [patent_app_date] => 2019-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 11188 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 517 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16255342 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/255342
Low-power DC-DC converter capable of preventing reverse current with digital operations and method of operating the same Jan 22, 2019 Issued
Array ( [id] => 16448884 [patent_doc_number] => 10840818 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-17 [patent_title] => Power conversion apparatus having semiconductor modules each including series-connected semiconductor switches and output terminal coupled to node connecting semiconductor switches, and output bar coupling output terminals of semiconductor modules [patent_app_type] => utility [patent_app_number] => 16/253598 [patent_app_country] => US [patent_app_date] => 2019-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 10089 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16253598 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/253598
Power conversion apparatus having semiconductor modules each including series-connected semiconductor switches and output terminal coupled to node connecting semiconductor switches, and output bar coupling output terminals of semiconductor modules Jan 21, 2019 Issued
Array ( [id] => 14632545 [patent_doc_number] => 20190229645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-25 [patent_title] => APPARATUS FOR CONTROLLING DC-AC CONVERTER [patent_app_type] => utility [patent_app_number] => 16/253699 [patent_app_country] => US [patent_app_date] => 2019-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10294 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16253699 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/253699
Apparatus for controlling DC-AC converter to reduce distortions in output current Jan 21, 2019 Issued
Array ( [id] => 14677867 [patent_doc_number] => 20190238048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-01 [patent_title] => Power Controller and Relevant Control Method Capable of Providing Open-Circuit Protection [patent_app_type] => utility [patent_app_number] => 16/243309 [patent_app_country] => US [patent_app_date] => 2019-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3095 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16243309 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/243309
Power controller and relevant control method capable of providing open-circuit protection Jan 8, 2019 Issued
Array ( [id] => 14574599 [patent_doc_number] => 20190214907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-11 [patent_title] => BOOST SYSTEM [patent_app_type] => utility [patent_app_number] => 16/243182 [patent_app_country] => US [patent_app_date] => 2019-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4411 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16243182 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/243182
BOOST SYSTEM Jan 8, 2019 Abandoned
Array ( [id] => 16307032 [patent_doc_number] => 10775818 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-15 [patent_title] => Voltage regulator circuitry for regulating an output voltage to a load to avoid irreversible product damage [patent_app_type] => utility [patent_app_number] => 16/243983 [patent_app_country] => US [patent_app_date] => 2019-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 7736 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16243983 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/243983
Voltage regulator circuitry for regulating an output voltage to a load to avoid irreversible product damage Jan 8, 2019 Issued
Array ( [id] => 14286513 [patent_doc_number] => 20190140541 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-09 [patent_title] => Methods and Apparatus for Adaptive Timing for Zero Voltage Transition Power Converters [patent_app_type] => utility [patent_app_number] => 16/241612 [patent_app_country] => US [patent_app_date] => 2019-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10365 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16241612 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/241612
Methods and apparatus for adaptive timing for zero voltage transition power converters Jan 6, 2019 Issued
Array ( [id] => 14574597 [patent_doc_number] => 20190214906 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-11 [patent_title] => POWER MANAGEMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 16/240557 [patent_app_country] => US [patent_app_date] => 2019-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16240557 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/240557
Power management system including a direct-current to direct-current converter having a plurality of switches Jan 3, 2019 Issued
Array ( [id] => 14239415 [patent_doc_number] => 20190131880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-02 [patent_title] => BI-DIRECTIONAL DC-DC CONVERTER [patent_app_type] => utility [patent_app_number] => 16/234191 [patent_app_country] => US [patent_app_date] => 2018-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6269 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16234191 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/234191
BI-DIRECTIONAL DC-DC CONVERTER Dec 26, 2018 Abandoned
Array ( [id] => 14511077 [patent_doc_number] => 20190199193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-27 [patent_title] => METHOD AND DEVICE FOR CONTROLLING MOSFET SWITCHING MODULES [patent_app_type] => utility [patent_app_number] => 16/229733 [patent_app_country] => US [patent_app_date] => 2018-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11066 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16229733 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/229733
Method and control device for controlling a commutation process of a load current between switching modules Dec 20, 2018 Issued
Array ( [id] => 17204182 [patent_doc_number] => 20210344277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => POWER CONVERSION DEVICE [patent_app_type] => utility [patent_app_number] => 17/283255 [patent_app_country] => US [patent_app_date] => 2018-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14857 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17283255 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/283255
Power conversion device that can suppress interference between control of input current from an AC power supply and voltage control for a DC capacitor Dec 12, 2018 Issued
Array ( [id] => 15094095 [patent_doc_number] => 20190341859 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => ACTIVE CLAMP FLYBACK CONVERTERS [patent_app_type] => utility [patent_app_number] => 16/215930 [patent_app_country] => US [patent_app_date] => 2018-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6280 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16215930 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/215930
ACTIVE CLAMP FLYBACK CONVERTERS Dec 10, 2018 Abandoned
Array ( [id] => 15599513 [patent_doc_number] => 20200076291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-05 [patent_title] => High Performance Synchronous Rectification in Discontinuous Current Mode Converters [patent_app_type] => utility [patent_app_number] => 16/209633 [patent_app_country] => US [patent_app_date] => 2018-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9838 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16209633 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/209633
High performance synchronous rectification in discontinuous current mode converters Dec 3, 2018 Issued
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