Search

Wei Chan

Examiner (ID: 10212, Phone: (571)272-5177 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2845, 2844
Total Applications
808
Issued Applications
598
Pending Applications
81
Abandoned Applications
151

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17812897 [patent_doc_number] => 20220264732 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => A METHOD AND A CONTROLLER FOR CONTROLLING A GROUP OF LIGHTING UNITS [patent_app_type] => utility [patent_app_number] => 17/628725 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8145 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17628725 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/628725
Method and a controller for controlling a group of lighting units Jul 5, 2020 Issued
Array ( [id] => 16677196 [patent_doc_number] => 20210065962 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => MULTILAYER INDUCTOR [patent_app_type] => utility [patent_app_number] => 16/915519 [patent_app_country] => US [patent_app_date] => 2020-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6408 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16915519 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/915519
Multilayer inductor Jun 28, 2020 Issued
Array ( [id] => 16375845 [patent_doc_number] => 20200324687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-15 [patent_title] => VEHICLE LAMP SYSTEM, CONTROLLER FOR VEHICLE LAMP, AND METHOD OF CONTROLLING VEHICLE LAMP [patent_app_type] => utility [patent_app_number] => 16/913272 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9917 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16913272 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/913272
VEHICLE LAMP SYSTEM, CONTROLLER FOR VEHICLE LAMP, AND METHOD OF CONTROLLING VEHICLE LAMP Jun 25, 2020 Abandoned
Array ( [id] => 16693987 [patent_doc_number] => 20210076466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => DYNAMIC POWER SUPPLY FOR LIGHT EMITTING DIODE [patent_app_type] => utility [patent_app_number] => 16/908194 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4768 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16908194 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/908194
DYNAMIC POWER SUPPLY FOR LIGHT EMITTING DIODE Jun 21, 2020 Abandoned
Array ( [id] => 16524665 [patent_doc_number] => 20200398745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => VEHICLE TRIM WITH DYNAMIC LIGHTING [patent_app_type] => utility [patent_app_number] => 16/907840 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16907840 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/907840
VEHICLE TRIM WITH DYNAMIC LIGHTING Jun 21, 2020 Abandoned
Array ( [id] => 16524658 [patent_doc_number] => 20200398738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => HEADLAMP FOR VEHICLE AND METHOD FOR CONTROLLING THE SAME [patent_app_type] => utility [patent_app_number] => 16/906974 [patent_app_country] => US [patent_app_date] => 2020-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10025 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16906974 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/906974
HEADLAMP FOR VEHICLE AND METHOD FOR CONTROLLING THE SAME Jun 18, 2020 Abandoned
Array ( [id] => 16515906 [patent_doc_number] => 20200395164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => Integrated Parallel Matrix Transformer And Inductor [patent_app_type] => utility [patent_app_number] => 16/899053 [patent_app_country] => US [patent_app_date] => 2020-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8557 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16899053 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/899053
Integrated parallel matrix transformer and inductor Jun 10, 2020 Issued
Array ( [id] => 18124462 [patent_doc_number] => 20230010074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => ELECTROMAGNETIC BAND-GAP STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/785396 [patent_app_country] => US [patent_app_date] => 2020-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5088 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17785396 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/785396
ELECTROMAGNETIC BAND-GAP STRUCTURE Jun 9, 2020 Abandoned
Array ( [id] => 17827410 [patent_doc_number] => 11432382 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-30 [patent_title] => Method for wide-range CCT tuning that follows the black body line using two independently controlled current channels and three CCTs [patent_app_type] => utility [patent_app_number] => 16/895780 [patent_app_country] => US [patent_app_date] => 2020-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4915 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16895780 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/895780
Method for wide-range CCT tuning that follows the black body line using two independently controlled current channels and three CCTs Jun 7, 2020 Issued
Array ( [id] => 16507118 [patent_doc_number] => 20200386374 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => LED STRING LAMP, METHOD OF MANUFACTURING THE SAME, AND LED STRING LAMP SYSTEM [patent_app_type] => utility [patent_app_number] => 16/946083 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6262 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16946083 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/946083
LED STRING LAMP, METHOD OF MANUFACTURING THE SAME, AND LED STRING LAMP SYSTEM Jun 4, 2020 Abandoned
Array ( [id] => 17159354 [patent_doc_number] => 20210320405 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => SINGLE-POLARIZED ANTENNA [patent_app_type] => utility [patent_app_number] => 17/273804 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3205 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17273804 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/273804
Single-polarized antenna Jun 4, 2020 Issued
Array ( [id] => 17686999 [patent_doc_number] => 20220194291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => HEADLIGHT CONTROL DEVICE, HEADLIGHT CONTROL SYSTEM, AND HEADLIGHT CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 17/612480 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4838 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17612480 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/612480
Headlight control device, headlight control system, and headlight control method Jun 1, 2020 Issued
Array ( [id] => 16790845 [patent_doc_number] => 10993300 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-04-27 [patent_title] => Low power consumption LED constant current drive circuit [patent_app_type] => utility [patent_app_number] => 16/889758 [patent_app_country] => US [patent_app_date] => 2020-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7491 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 740 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16889758 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/889758
Low power consumption LED constant current drive circuit May 31, 2020 Issued
Array ( [id] => 16753866 [patent_doc_number] => 20210105879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => LED FILAMENT LAMP WITH MULTI-PATH LED DRIVER CIRCUIT [patent_app_type] => utility [patent_app_number] => 16/881007 [patent_app_country] => US [patent_app_date] => 2020-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1789 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16881007 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/881007
LED FILAMENT LAMP WITH MULTI-PATH LED DRIVER CIRCUIT May 21, 2020 Abandoned
Array ( [id] => 16709344 [patent_doc_number] => 10959301 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-23 [patent_title] => Polarity correction circuit for dimmer [patent_app_type] => utility [patent_app_number] => 16/879794 [patent_app_country] => US [patent_app_date] => 2020-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6220 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16879794 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/879794
Polarity correction circuit for dimmer May 20, 2020 Issued
Array ( [id] => 16457911 [patent_doc_number] => 20200367337 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-19 [patent_title] => INTERLEAVED BOOST CONVERTER WITH CAPACITIVE MULTIPLIER FOR LED DRIVE [patent_app_type] => utility [patent_app_number] => 16/874756 [patent_app_country] => US [patent_app_date] => 2020-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2977 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16874756 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/874756
Interleaved boost converter with capacitive multiplier for LED drive May 14, 2020 Issued
Array ( [id] => 17943394 [patent_doc_number] => 11477871 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-18 [patent_title] => Lighting circuit of automotive lamp [patent_app_type] => utility [patent_app_number] => 16/874124 [patent_app_country] => US [patent_app_date] => 2020-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 54 [patent_no_of_words] => 20461 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16874124 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/874124
Lighting circuit of automotive lamp May 13, 2020 Issued
Array ( [id] => 16821635 [patent_doc_number] => 11006499 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-11 [patent_title] => Control method for plurality of sets of series-parallel-connected light-emitting diodes via single wire [patent_app_type] => utility [patent_app_number] => 16/871909 [patent_app_country] => US [patent_app_date] => 2020-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2306 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16871909 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/871909
Control method for plurality of sets of series-parallel-connected light-emitting diodes via single wire May 10, 2020 Issued
Array ( [id] => 16438001 [patent_doc_number] => 20200355327 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => INTERNET ENABLED LED REPLACEMENT KIT FOR HIGH INTENSITY DISCHARGE LIGHT [patent_app_type] => utility [patent_app_number] => 16/872356 [patent_app_country] => US [patent_app_date] => 2020-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1639 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16872356 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/872356
INTERNET ENABLED LED REPLACEMENT KIT FOR HIGH INTENSITY DISCHARGE LIGHT May 10, 2020 Abandoned
Array ( [id] => 16396191 [patent_doc_number] => 20200337132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-22 [patent_title] => LOAD CONTROL DEVICE FOR A LIGHT-EMITTING DIODE LIGHT SOURCE [patent_app_type] => utility [patent_app_number] => 16/870646 [patent_app_country] => US [patent_app_date] => 2020-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17500 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16870646 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/870646
Load control device for a light-emitting diode light source May 7, 2020 Issued
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