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] => 16433510 [patent_doc_number] => 10833613 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => Inverter control apparatus and motor drive system [patent_app_type] => utility [patent_app_number] => 16/291423 [patent_app_country] => US [patent_app_date] => 2019-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 29 [patent_no_of_words] => 12317 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16291423 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/291423
Inverter control apparatus and motor drive system Mar 3, 2019 Issued
Array ( [id] => 17510003 [patent_doc_number] => 20220103107 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => MOTOR DRIVE DEVICE AND AIR CONDITIONER [patent_app_type] => utility [patent_app_number] => 17/298181 [patent_app_country] => US [patent_app_date] => 2019-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12776 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17298181 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/298181
Motor drive device and air conditioner Feb 27, 2019 Issued
Array ( [id] => 17186889 [patent_doc_number] => 20210333774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => GENERIC TYPE ROTARY ENCODER AND SERVO MOTOR USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/609596 [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] => 10527 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16609596 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/609596
GENERIC TYPE ROTARY ENCODER AND SERVO MOTOR USING THE SAME Feb 18, 2019 Abandoned
Array ( [id] => 16060591 [patent_doc_number] => 10689227 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-23 [patent_title] => Electric linear motor [patent_app_type] => utility [patent_app_number] => 16/273310 [patent_app_country] => US [patent_app_date] => 2019-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 7319 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16273310 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/273310
Electric linear motor Feb 11, 2019 Issued
Array ( [id] => 14940125 [patent_doc_number] => 20190305701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-03 [patent_title] => MOTOR UNIT [patent_app_type] => utility [patent_app_number] => 16/273189 [patent_app_country] => US [patent_app_date] => 2019-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6479 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16273189 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/273189
Motor unit Feb 11, 2019 Issued
Array ( [id] => 16237666 [patent_doc_number] => 20200254900 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-13 [patent_title] => VEHICLE ELECTRIC SUPPLY SYSTEM [patent_app_type] => utility [patent_app_number] => 16/272777 [patent_app_country] => US [patent_app_date] => 2019-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11535 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16272777 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/272777
Vehicle electric supply system Feb 10, 2019 Issued
Array ( [id] => 16801713 [patent_doc_number] => 10996654 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-04 [patent_title] => Servo controller [patent_app_type] => utility [patent_app_number] => 16/272012 [patent_app_country] => US [patent_app_date] => 2019-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4062 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16272012 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/272012
Servo controller Feb 10, 2019 Issued
Array ( [id] => 16921311 [patent_doc_number] => 20210194403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => MOTOR DRIVE SYSTEM COMPRISING POWER NETWORK BETWEEN INVERTER AND MOTOR [patent_app_type] => utility [patent_app_number] => 17/057588 [patent_app_country] => US [patent_app_date] => 2019-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6746 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17057588 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/057588
Motor drive system comprising power network between inverter and motor Feb 10, 2019 Issued
Array ( [id] => 16242200 [patent_doc_number] => 20200259434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-13 [patent_title] => MOTOR CONTROLLER HAVING LOW STANDBY POWER CONSUMPTION [patent_app_type] => utility [patent_app_number] => 16/272613 [patent_app_country] => US [patent_app_date] => 2019-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5230 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16272613 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/272613
Motor controller having low standby power consumption Feb 10, 2019 Issued
Array ( [id] => 15666023 [patent_doc_number] => 10597228 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-03-24 [patent_title] => Magnetic drive intelligent trash bin lid assembly [patent_app_type] => utility [patent_app_number] => 16/271684 [patent_app_country] => US [patent_app_date] => 2019-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3919 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 453 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16271684 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/271684
Magnetic drive intelligent trash bin lid assembly Feb 7, 2019 Issued
Array ( [id] => 14905809 [patent_doc_number] => 20190296670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-26 [patent_title] => ELECTRIC MOTOR DRIVING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/269919 [patent_app_country] => US [patent_app_date] => 2019-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12237 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16269919 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/269919
Electric motor driving apparatus Feb 6, 2019 Issued
Array ( [id] => 16402966 [patent_doc_number] => 20200343824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => MODULAR ARRANGEMENT OF A CONVERTER AND AIRCRAFT HAVING A MODULAR ARRANGEMENT [patent_app_type] => utility [patent_app_number] => 16/962626 [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] => 4649 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16962626 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/962626
Modular arrangement of a converter and aircraft having a modular arrangement Jan 22, 2019 Issued
Array ( [id] => 16898613 [patent_doc_number] => 20210177529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => DEFORMABLE MECHANISM WITH COMBINED MOTION [patent_app_type] => utility [patent_app_number] => 16/762488 [patent_app_country] => US [patent_app_date] => 2019-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5308 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16762488 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/762488
Deformable mechanism with combined motion Jan 15, 2019 Issued
Array ( [id] => 14278637 [patent_doc_number] => 20190136603 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-09 [patent_title] => SYSTEM AND METHOD FOR AUTOMATED MOTOR ACTUATION IN RESPONSE TO A TRAVEL-LIMIT DISPLACEMENT OF A MOVABLE BARRIER [patent_app_type] => utility [patent_app_number] => 16/238470 [patent_app_country] => US [patent_app_date] => 2019-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8391 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16238470 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/238470
SYSTEM AND METHOD FOR AUTOMATED MOTOR ACTUATION IN RESPONSE TO A TRAVEL-LIMIT DISPLACEMENT OF A MOVABLE BARRIER Jan 1, 2019 Abandoned
Array ( [id] => 16410685 [patent_doc_number] => 10819255 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-27 [patent_title] => Starting an induction machine [patent_app_type] => utility [patent_app_number] => 16/238049 [patent_app_country] => US [patent_app_date] => 2019-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 6340 [patent_no_of_claims] => 9 [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] => 16238049 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/238049
Starting an induction machine Jan 1, 2019 Issued
Array ( [id] => 14340201 [patent_doc_number] => 20190152073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-23 [patent_title] => Robot [patent_app_type] => utility [patent_app_number] => 16/194767 [patent_app_country] => US [patent_app_date] => 2018-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9952 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16194767 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/194767
Robot Nov 18, 2018 Issued
Array ( [id] => 15940743 [patent_doc_number] => 20200162005 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-21 [patent_title] => PARTIAL-LOAD PHASE DEACTIVATION OF POLYPHASE ELECTRIC MACHINE [patent_app_type] => utility [patent_app_number] => 16/195101 [patent_app_country] => US [patent_app_date] => 2018-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4946 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16195101 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/195101
PARTIAL-LOAD PHASE DEACTIVATION OF POLYPHASE ELECTRIC MACHINE Nov 18, 2018 Abandoned
Array ( [id] => 14340199 [patent_doc_number] => 20190152072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-23 [patent_title] => Robot [patent_app_type] => utility [patent_app_number] => 16/194728 [patent_app_country] => US [patent_app_date] => 2018-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8819 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16194728 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/194728
Robot Nov 18, 2018 Abandoned
Array ( [id] => 14340195 [patent_doc_number] => 20190152070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-23 [patent_title] => Robot [patent_app_type] => utility [patent_app_number] => 16/194699 [patent_app_country] => US [patent_app_date] => 2018-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16194699 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/194699
Robot Nov 18, 2018 Issued
Array ( [id] => 16433512 [patent_doc_number] => 10833615 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => Methods for controlling a voltage present at an electric fan [patent_app_type] => utility [patent_app_number] => 16/195060 [patent_app_country] => US [patent_app_date] => 2018-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 5069 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16195060 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/195060
Methods for controlling a voltage present at an electric fan Nov 18, 2018 Issued
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