![](/images/general/no_picture/200_user.png)
Zhengxi Liu
Examiner (ID: 6633, Phone: (571)270-7509 , Office: P/2611 )
Most Active Art Unit | 2611 |
Art Unit(s) | OPQA, 2611, 2628, 2677 |
Total Applications | 360 |
Issued Applications | 235 |
Pending Applications | 2 |
Abandoned Applications | 123 |
Applications
Application number | Title of the application | Filing Date | Status |
---|---|---|---|
Array
(
[id] => 14021057
[patent_doc_number] => 20190072522
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-03-07
[patent_title] => System and Method for Detecting and Characterizing Defects in a Pipe
[patent_app_type] => utility
[patent_app_number] => 16/182228
[patent_app_country] => US
[patent_app_date] => 2018-11-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3910
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16182228
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/182228 | System and Method for Detecting and Characterizing Defects in a Pipe | Nov 5, 2018 | Abandoned |
Array
(
[id] => 13932023
[patent_doc_number] => 20190049527
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-02-14
[patent_title] => Magnetic Field Sensor Integrated Circuit with Integral Ferromagnetic Material
[patent_app_type] => utility
[patent_app_number] => 16/165464
[patent_app_country] => US
[patent_app_date] => 2018-10-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12133
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[patent_words_short_claim] => 122
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16165464
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/165464 | Magnetic Field Sensor Integrated Circuit with Integral Ferromagnetic Material | Oct 18, 2018 | Abandoned |
Array
(
[id] => 14074699
[patent_doc_number] => 20190086237
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-03-21
[patent_title] => MAGNETIC SENSOR DEVICE WITH HEAT DISSIPATER
[patent_app_type] => utility
[patent_app_number] => 16/156939
[patent_app_country] => US
[patent_app_date] => 2018-10-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9005
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 186
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16156939
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/156939 | Magnetic sensor device with heat dissipater | Oct 9, 2018 | Issued |
Array
(
[id] => 15411037
[patent_doc_number] => 20200025840
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-01-23
[patent_title] => ELECTROMAGNETIC GRADIOMETERS
[patent_app_type] => utility
[patent_app_number] => 16/150460
[patent_app_country] => US
[patent_app_date] => 2018-10-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11120
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 104
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16150460
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/150460 | Electromagnetic gradiometers | Oct 2, 2018 | Issued |
Array
(
[id] => 13903059
[patent_doc_number] => 20190040734
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-02-07
[patent_title] => MULTIPLE-DEPTH EDDY CURRENT PIPE INSPECTION WITH A SINGLE COIL ANTENNA
[patent_app_type] => utility
[patent_app_number] => 16/144701
[patent_app_country] => US
[patent_app_date] => 2018-09-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12322
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[patent_words_short_claim] => 150
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16144701
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/144701 | Multiple-depth eddy current pipe inspection with a single coil antenna | Sep 26, 2018 | Issued |
Array
(
[id] => 14627017
[patent_doc_number] => 20190226876
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-07-25
[patent_title] => SENSOR
[patent_app_type] => utility
[patent_app_number] => 16/129361
[patent_app_country] => US
[patent_app_date] => 2018-09-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4017
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 143
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16129361
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/129361 | SENSOR | Sep 11, 2018 | Abandoned |
Array
(
[id] => 16223934
[patent_doc_number] => 20200249051
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-08-06
[patent_title] => POSITION SENSOR AND METHOD FOR POSITION SENSING AND DIAGNOSTIC
[patent_app_type] => utility
[patent_app_number] => 16/652845
[patent_app_country] => US
[patent_app_date] => 2018-08-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9800
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 103
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16652845
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/652845 | Position sensor and method for position sensing and diagnostic | Aug 30, 2018 | Issued |
Array
(
[id] => 13736689
[patent_doc_number] => 20180372812
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-12-27
[patent_title] => EQUILIBRIUM-TYPE MAGNETIC FIELD DETECTION DEVICE
[patent_app_type] => utility
[patent_app_number] => 16/118129
[patent_app_country] => US
[patent_app_date] => 2018-08-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6837
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[patent_words_short_claim] => 192
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16118129
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/118129 | EQUILIBRIUM-TYPE MAGNETIC FIELD DETECTION DEVICE | Aug 29, 2018 | Abandoned |
Array
(
[id] => 16591554
[patent_doc_number] => 10900809
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2021-01-26
[patent_title] => Magnetic sensor having sensor gear, electric motor having the magnetic sensor, and method of manufacturing machine having the magnetic sensor
[patent_app_type] => utility
[patent_app_number] => 16/111509
[patent_app_country] => US
[patent_app_date] => 2018-08-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 2912
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 357
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16111509
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/111509 | Magnetic sensor having sensor gear, electric motor having the magnetic sensor, and method of manufacturing machine having the magnetic sensor | Aug 23, 2018 | Issued |
Array
(
[id] => 13524737
[patent_doc_number] => 20180313911
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-11-01
[patent_title] => MAGNETIC SENSOR DEVICE HAVING AN ENCLOSURE WITH STEP PORTIONS AND GROOVES CONTINUOUS WITH THE STEP PORTIONS AND METHOD OF MANUFACTURE THEREOF
[patent_app_type] => utility
[patent_app_number] => 16/026143
[patent_app_country] => US
[patent_app_date] => 2018-07-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4972
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[patent_words_short_claim] => 158
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16026143
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/026143 | MAGNETIC SENSOR DEVICE HAVING AN ENCLOSURE WITH STEP PORTIONS AND GROOVES CONTINUOUS WITH THE STEP PORTIONS AND METHOD OF MANUFACTURE THEREOF | Jul 2, 2018 | Abandoned |
Array
(
[id] => 15326503
[patent_doc_number] => 20200003581
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-01-02
[patent_title] => SCALE CONFIGURATION FOR INDUCTIVE POSITION ENCODER
[patent_app_type] => utility
[patent_app_number] => 16/021528
[patent_app_country] => US
[patent_app_date] => 2018-06-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7882
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 357
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16021528
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/021528 | SCALE CONFIGURATION FOR INDUCTIVE POSITION ENCODER | Jun 27, 2018 | Pending |
Array
(
[id] => 13736683
[patent_doc_number] => 20180372809
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-12-27
[patent_title] => HALL SENSOR READOUT CIRCUIT, CORRESPONDING DEVICE AND METHOD
[patent_app_type] => utility
[patent_app_number] => 16/013558
[patent_app_country] => US
[patent_app_date] => 2018-06-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5985
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[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] => 16013558
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/013558 | HALL SENSOR READOUT CIRCUIT, CORRESPONDING DEVICE AND METHOD | Jun 19, 2018 | Abandoned |
Array
(
[id] => 13736685
[patent_doc_number] => 20180372810
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-12-27
[patent_title] => Magnetic Sensor Device, Self-Calibration Methods And Current Sensor
[patent_app_type] => utility
[patent_app_number] => 16/013539
[patent_app_country] => US
[patent_app_date] => 2018-06-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4518
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -10
[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] => 16013539
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/013539 | Magnetic Sensor Device, Self-Calibration Methods And Current Sensor | Jun 19, 2018 | Abandoned |
Array
(
[id] => 18275402
[patent_doc_number] => 11614341
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-03-28
[patent_title] => Methods and devices for using multi-turn magnetic sensors with extended magnetic windows
[patent_app_type] => utility
[patent_app_number] => 16/008869
[patent_app_country] => US
[patent_app_date] => 2018-06-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 15
[patent_no_of_words] => 10832
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 144
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16008869
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/008869 | Methods and devices for using multi-turn magnetic sensors with extended magnetic windows | Jun 13, 2018 | Issued |
Array
(
[id] => 15269821
[patent_doc_number] => 20190383645
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-12-19
[patent_title] => INITIALIZATION STATE DETERMINATION OF A MAGNETIC MULTI-TURN SENSOR
[patent_app_type] => utility
[patent_app_number] => 16/007794
[patent_app_country] => US
[patent_app_date] => 2018-06-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7082
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 87
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16007794
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/007794 | INITIALIZATION STATE DETERMINATION OF A MAGNETIC MULTI-TURN SENSOR | Jun 12, 2018 | Abandoned |
Array
(
[id] => 15713559
[patent_doc_number] => 20200103546
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-04-02
[patent_title] => SHOE SCANNING SYSTEM FOR FULL-BODY SCANNER AND METHOD FOR RETROFITTING A FULL-BODY SCANNER
[patent_app_type] => utility
[patent_app_number] => 16/620323
[patent_app_country] => US
[patent_app_date] => 2018-06-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9439
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -22
[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] => 16620323
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/620323 | SHOE SCANNING SYSTEM FOR FULL-BODY SCANNER AND METHOD FOR RETROFITTING A FULL-BODY SCANNER | Jun 7, 2018 | Abandoned |
Array
(
[id] => 17891600
[patent_doc_number] => 11454560
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-09-27
[patent_title] => Three-dimensional whisker sensor for accurate positioning of end location
[patent_app_type] => utility
[patent_app_number] => 16/467032
[patent_app_country] => US
[patent_app_date] => 2018-05-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 2331
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 380
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16467032
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/467032 | Three-dimensional whisker sensor for accurate positioning of end location | May 22, 2018 | Issued |
Array
(
[id] => 16075797
[patent_doc_number] => 20200191885
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-06-18
[patent_title] => MAGNETIC SENSOR
[patent_app_type] => utility
[patent_app_number] => 16/615062
[patent_app_country] => US
[patent_app_date] => 2018-05-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7583
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[patent_words_short_claim] => 186
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16615062
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/615062 | Magnetic sensor | May 20, 2018 | Issued |
Array
(
[id] => 15560197
[patent_doc_number] => 20200064510
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-02-27
[patent_title] => Inductive Proximity Switch
[patent_app_type] => utility
[patent_app_number] => 16/611755
[patent_app_country] => US
[patent_app_date] => 2018-05-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2976
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 16611755
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/611755 | Inductive Proximity Switch | May 7, 2018 | Pending |
Array
(
[id] => 13524733
[patent_doc_number] => 20180313909
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-11-01
[patent_title] => MAGNETIC SENSOR CIRCUIT
[patent_app_type] => utility
[patent_app_number] => 15/964999
[patent_app_country] => US
[patent_app_date] => 2018-04-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6224
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 84
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15964999
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/964999 | MAGNETIC SENSOR CIRCUIT | Apr 26, 2018 | Abandoned |