Search

Wei Chan

Examiner (ID: 16812, Phone: (571)272-5177 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2844
Total Applications
773
Issued Applications
574
Pending Applications
72
Abandoned Applications
150

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 11892725 [patent_doc_number] => 09763310 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-09-12 [patent_title] => 'Systems and methods for commissioning a lighting system' [patent_app_type] => utility [patent_app_number] => 14/069818 [patent_app_country] => US [patent_app_date] => 2013-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 6796 [patent_no_of_claims] => 12 [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] => 14069818 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/069818
Systems and methods for commissioning a lighting system Oct 31, 2013 Issued
Array ( [id] => 11767503 [patent_doc_number] => 09376056 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-06-28 [patent_title] => 'Power supply device and illumination device for vehicle using same' [patent_app_type] => utility [patent_app_number] => 14/438623 [patent_app_country] => US [patent_app_date] => 2013-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6132 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14438623 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/438623
Power supply device and illumination device for vehicle using same Oct 28, 2013 Issued
Array ( [id] => 10509747 [patent_doc_number] => 09237626 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-01-12 [patent_title] => 'Dimming drive circuit of alternating current directly-driven LED module' [patent_app_type] => utility [patent_app_number] => 14/439459 [patent_app_country] => US [patent_app_date] => 2013-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 6489 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 488 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14439459 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/439459
Dimming drive circuit of alternating current directly-driven LED module Oct 24, 2013 Issued
Array ( [id] => 10199561 [patent_doc_number] => 20150084547 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-26 [patent_title] => 'DALI commissioning tools and methods for implementing' [patent_app_type] => utility [patent_app_number] => 14/038676 [patent_app_country] => US [patent_app_date] => 2013-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 9993 [patent_no_of_claims] => 13 [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] => 14038676 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/038676
DALI commissioning tools and methods for implementing Sep 25, 2013 Abandoned
Array ( [id] => 11248061 [patent_doc_number] => 09474122 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-10-18 [patent_title] => 'Circuit arrangement and led lamp comprising the same' [patent_app_type] => utility [patent_app_number] => 14/439874 [patent_app_country] => US [patent_app_date] => 2013-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 7431 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14439874 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/439874
Circuit arrangement and led lamp comprising the same Sep 16, 2013 Issued
Array ( [id] => 9336689 [patent_doc_number] => 20140063471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-03-06 [patent_title] => 'DRIVING DEVICE AND DRIVING METHOD FOR DISCHARGE LAMP, LIGHT SOURCE DEVICE, AND PROJECTOR' [patent_app_type] => utility [patent_app_number] => 14/016626 [patent_app_country] => US [patent_app_date] => 2013-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 14024 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14016626 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/016626
Driving device and driving method for discharge lamp, light source device, and projector Sep 2, 2013 Issued
Array ( [id] => 10903600 [patent_doc_number] => 20140306613 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-16 [patent_title] => 'LIGHT-EMITTING DIODE DRIVING APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/958625 [patent_app_country] => US [patent_app_date] => 2013-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4727 [patent_no_of_claims] => 18 [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] => 13958625 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/958625
LIGHT-EMITTING DIODE DRIVING APPARATUS Aug 4, 2013 Abandoned
Array ( [id] => 9640841 [patent_doc_number] => 20140218952 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-08-07 [patent_title] => 'Method for Controlling the Vehcile Lighting System Viewing Angles Synchronizing with the Turning Angles and System Thereof' [patent_app_type] => utility [patent_app_number] => 13/958359 [patent_app_country] => US [patent_app_date] => 2013-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3848 [patent_no_of_claims] => 10 [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] => 13958359 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/958359
Method for controlling the vehicle lighting system viewing angles synchronizing with the turning angles and system thereof Aug 1, 2013 Issued
Array ( [id] => 9278247 [patent_doc_number] => 20140028215 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-01-30 [patent_title] => 'SWITCH' [patent_app_type] => utility [patent_app_number] => 13/950699 [patent_app_country] => US [patent_app_date] => 2013-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4080 [patent_no_of_claims] => 15 [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] => 13950699 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/950699
Switch Jul 24, 2013 Issued
Array ( [id] => 10951153 [patent_doc_number] => 20140354174 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-12-04 [patent_title] => 'INFRARED EMITTING DIODE DRIVING CIRCUIT AND REMOTE CONTROL' [patent_app_type] => utility [patent_app_number] => 13/951406 [patent_app_country] => US [patent_app_date] => 2013-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 729 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13951406 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/951406
INFRARED EMITTING DIODE DRIVING CIRCUIT AND REMOTE CONTROL Jul 24, 2013 Abandoned
Array ( [id] => 9601066 [patent_doc_number] => 20140197748 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-17 [patent_title] => 'LED Lighting Tube' [patent_app_type] => utility [patent_app_number] => 13/949313 [patent_app_country] => US [patent_app_date] => 2013-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2520 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13949313 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/949313
LED lighting tube Jul 23, 2013 Issued
Array ( [id] => 10917020 [patent_doc_number] => 20140320039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-30 [patent_title] => 'Backlight control module and backlight control method' [patent_app_type] => utility [patent_app_number] => 13/949236 [patent_app_country] => US [patent_app_date] => 2013-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4165 [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] => 13949236 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/949236
Backlight control module and backlight control method Jul 23, 2013 Abandoned
Array ( [id] => 9810137 [patent_doc_number] => 20150022082 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-01-22 [patent_title] => 'Dielectric barrier discharge lamps and methods' [patent_app_type] => utility [patent_app_number] => 13/947087 [patent_app_country] => US [patent_app_date] => 2013-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 977 [patent_no_of_claims] => 12 [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] => 13947087 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/947087
Dielectric barrier discharge lamps and methods Jul 20, 2013 Abandoned
Array ( [id] => 9996708 [patent_doc_number] => 09041310 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-26 [patent_title] => 'Load driving apparatus related to light emitting diodes' [patent_app_type] => utility [patent_app_number] => 13/945936 [patent_app_country] => US [patent_app_date] => 2013-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 6500 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 360 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13945936 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/945936
Load driving apparatus related to light emitting diodes Jul 18, 2013 Issued
Array ( [id] => 9810160 [patent_doc_number] => 20150022105 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-01-22 [patent_title] => 'Method and Apparatus for Extending the Power Output Range of a Power Converter Used for a Lighting System' [patent_app_type] => utility [patent_app_number] => 13/946933 [patent_app_country] => US [patent_app_date] => 2013-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6258 [patent_no_of_claims] => 26 [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] => 13946933 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/946933
Method and apparatus for extending the power output range of a power converter used for a lighting system Jul 18, 2013 Issued
Array ( [id] => 9717267 [patent_doc_number] => 20140252965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-11 [patent_title] => 'Methods of Operating Switched Mode Power Supply Circuits Using Adaptive Filtering and Related Controller Circuits' [patent_app_type] => utility [patent_app_number] => 13/945255 [patent_app_country] => US [patent_app_date] => 2013-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7028 [patent_no_of_claims] => 35 [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] => 13945255 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/945255
Methods of operating switched mode power supply circuits using adaptive filtering and related controller circuits Jul 17, 2013 Issued
Array ( [id] => 9488722 [patent_doc_number] => 20140139128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-22 [patent_title] => 'DIRECT CURRENT CONVERSION CIRCUIT' [patent_app_type] => utility [patent_app_number] => 13/937685 [patent_app_country] => US [patent_app_date] => 2013-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 8416 [patent_no_of_claims] => 18 [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] => 13937685 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/937685
Direct current conversion circuit Jul 8, 2013 Issued
Array ( [id] => 9938186 [patent_doc_number] => 08987999 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-03-24 [patent_title] => 'LED driver' [patent_app_type] => utility [patent_app_number] => 13/937652 [patent_app_country] => US [patent_app_date] => 2013-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5361 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 313 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13937652 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/937652
LED driver Jul 8, 2013 Issued
Array ( [id] => 9790081 [patent_doc_number] => 20150002025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-01-01 [patent_title] => 'LIGHTING ASSEMBLY, APPARATUS AND ASSOCIATED METHOD FOR MAINTAINING LIGHT INTENSITIES' [patent_app_type] => utility [patent_app_number] => 13/931272 [patent_app_country] => US [patent_app_date] => 2013-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8326 [patent_no_of_claims] => 25 [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] => 13931272 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/931272
LIGHTING ASSEMBLY, APPARATUS AND ASSOCIATED METHOD FOR MAINTAINING LIGHT INTENSITIES Jun 27, 2013 Abandoned
Array ( [id] => 9613875 [patent_doc_number] => 20140203732 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-24 [patent_title] => 'LED DRIVER APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/928920 [patent_app_country] => US [patent_app_date] => 2013-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1815 [patent_no_of_claims] => 7 [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] => 13928920 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/928920
LED driver apparatus Jun 26, 2013 Issued
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