Search

Kawing Chan

Examiner (ID: 4339, Phone: (571)270-3909 , Office: P/2837 )

Most Active Art Unit
2837
Art Unit(s)
2846, 2837, 4147
Total Applications
954
Issued Applications
690
Pending Applications
56
Abandoned Applications
235

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16529456 [patent_doc_number] => 20200403537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => MOTOR BRANCH CIRCUIT HEALTH MONITORING METHOD [patent_app_type] => utility [patent_app_number] => 16/446050 [patent_app_country] => US [patent_app_date] => 2019-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5531 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16446050 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/446050
Motor branch circuit health monitoring method Jun 18, 2019 Issued
Array ( [id] => 17254615 [patent_doc_number] => 11190122 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Motor driving apparatus [patent_app_type] => utility [patent_app_number] => 16/445843 [patent_app_country] => US [patent_app_date] => 2019-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4757 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16445843 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/445843
Motor driving apparatus Jun 18, 2019 Issued
Array ( [id] => 15185885 [patent_doc_number] => 20190363534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-28 [patent_title] => THERMAL PROTECTION DEVICE FOR SINGLE-PHASE DUAL-VOLTAGE MOTOR [patent_app_type] => utility [patent_app_number] => 16/436888 [patent_app_country] => US [patent_app_date] => 2019-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3199 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16436888 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/436888
THERMAL PROTECTION DEVICE FOR SINGLE-PHASE DUAL-VOLTAGE MOTOR Jun 9, 2019 Abandoned
Array ( [id] => 15986031 [patent_doc_number] => 10673358 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-02 [patent_title] => Electric drive system and energy management method [patent_app_type] => utility [patent_app_number] => 16/433348 [patent_app_country] => US [patent_app_date] => 2019-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7468 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16433348 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/433348
Electric drive system and energy management method Jun 5, 2019 Issued
Array ( [id] => 14834979 [patent_doc_number] => 20190275890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-12 [patent_title] => Method for Switching off a Current-Excited Synchronous Machine of a Motor Vehicle [patent_app_type] => utility [patent_app_number] => 16/424199 [patent_app_country] => US [patent_app_date] => 2019-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2280 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16424199 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/424199
Method for switching off a current-excited synchronous machine of a motor vehicle May 27, 2019 Issued
Array ( [id] => 16480256 [patent_doc_number] => 10855217 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-01 [patent_title] => Power electronics drive for cylcoidal electric machine [patent_app_type] => utility [patent_app_number] => 16/396075 [patent_app_country] => US [patent_app_date] => 2019-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 6405 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16396075 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/396075
Power electronics drive for cylcoidal electric machine Apr 25, 2019 Issued
Array ( [id] => 17731362 [patent_doc_number] => 11387766 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-12 [patent_title] => Control circuit for electric power converter [patent_app_type] => utility [patent_app_number] => 16/395323 [patent_app_country] => US [patent_app_date] => 2019-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 26 [patent_no_of_words] => 15173 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 345 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16395323 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/395323
Control circuit for electric power converter Apr 25, 2019 Issued
Array ( [id] => 15042181 [patent_doc_number] => 20190332095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => Control Component and Method For Determining an Adapted Master Value of a Master Axis [patent_app_type] => utility [patent_app_number] => 16/394901 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9621 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 16394901 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/394901
Control component and method for determining an adapted master value of a master axis Apr 24, 2019 Issued
Array ( [id] => 15042181 [patent_doc_number] => 20190332095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => Control Component and Method For Determining an Adapted Master Value of a Master Axis [patent_app_type] => utility [patent_app_number] => 16/394901 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9621 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 16394901 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/394901
Control component and method for determining an adapted master value of a master axis Apr 24, 2019 Issued
Array ( [id] => 15042181 [patent_doc_number] => 20190332095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => Control Component and Method For Determining an Adapted Master Value of a Master Axis [patent_app_type] => utility [patent_app_number] => 16/394901 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9621 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 16394901 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/394901
Control component and method for determining an adapted master value of a master axis Apr 24, 2019 Issued
Array ( [id] => 19030330 [patent_doc_number] => 11929701 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Electronic apparatus, control method of electronic apparatus and storage medium [patent_app_type] => utility [patent_app_number] => 16/394095 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 3933 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16394095 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/394095
Electronic apparatus, control method of electronic apparatus and storage medium Apr 24, 2019 Issued
Array ( [id] => 16280728 [patent_doc_number] => 10763772 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-09-01 [patent_title] => Excitation of cycloidal electric machine [patent_app_type] => utility [patent_app_number] => 16/394400 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 6695 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16394400 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/394400
Excitation of cycloidal electric machine Apr 24, 2019 Issued
Array ( [id] => 15042181 [patent_doc_number] => 20190332095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => Control Component and Method For Determining an Adapted Master Value of a Master Axis [patent_app_type] => utility [patent_app_number] => 16/394901 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9621 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 16394901 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/394901
Control component and method for determining an adapted master value of a master axis Apr 24, 2019 Issued
Array ( [id] => 15046923 [patent_doc_number] => 20190334466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => MOTOR CONTROLLER AND ELECTRIC POWER STEERING DEVICE [patent_app_type] => utility [patent_app_number] => 16/392672 [patent_app_country] => US [patent_app_date] => 2019-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5363 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16392672 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/392672
Motor controller and electric power steering device Apr 23, 2019 Issued
Array ( [id] => 15046921 [patent_doc_number] => 20190334465 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => MOTOR DRIVE UNIT [patent_app_type] => utility [patent_app_number] => 16/393026 [patent_app_country] => US [patent_app_date] => 2019-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4932 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16393026 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/393026
MOTOR DRIVE UNIT Apr 23, 2019 Abandoned
Array ( [id] => 15024549 [patent_doc_number] => 20190323279 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => MOVABLE BARRIER APPARATUS AND METHODS FOR RESPONDING TO BARRIER TRAVEL OBSTRUCTIONS AND ABNORMALITIES [patent_app_type] => utility [patent_app_number] => 16/392214 [patent_app_country] => US [patent_app_date] => 2019-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10680 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16392214 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/392214
Movable barrier apparatus and methods for responding to barrier travel obstructions and abnormalities Apr 22, 2019 Issued
Array ( [id] => 17254375 [patent_doc_number] => 11189879 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Battery module that includes liquid battery module and solid battery module [patent_app_type] => utility [patent_app_number] => 16/391978 [patent_app_country] => US [patent_app_date] => 2019-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 6970 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16391978 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/391978
Battery module that includes liquid battery module and solid battery module Apr 22, 2019 Issued
Array ( [id] => 16371970 [patent_doc_number] => 10803736 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-10-13 [patent_title] => External smart device for a ceiling fan receiving box [patent_app_type] => utility [patent_app_number] => 16/390941 [patent_app_country] => US [patent_app_date] => 2019-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2049 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 549 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16390941 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/390941
External smart device for a ceiling fan receiving box Apr 21, 2019 Issued
Array ( [id] => 17149808 [patent_doc_number] => 11142874 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Hopper spreader with back EMF control and hopper system speed control [patent_app_type] => utility [patent_app_number] => 16/385988 [patent_app_country] => US [patent_app_date] => 2019-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9183 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16385988 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/385988
Hopper spreader with back EMF control and hopper system speed control Apr 15, 2019 Issued
Array ( [id] => 17006091 [patent_doc_number] => 20210237252 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => ELECTRIC WORK MACHINE AND ELECTRIC WORK MACHINE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/263528 [patent_app_country] => US [patent_app_date] => 2019-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12622 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17263528 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/263528
ELECTRIC WORK MACHINE AND ELECTRIC WORK MACHINE SYSTEM Apr 11, 2019 Pending
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