Search

Zhitong Chen

Examiner (ID: 2165, Phone: (571)270-1936 , Office: P/2649 )

Most Active Art Unit
2649
Art Unit(s)
2649, 2647, 2616
Total Applications
695
Issued Applications
469
Pending Applications
96
Abandoned Applications
145

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17129060 [patent_doc_number] => 20210303829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => FACE LIVENESS DETECTION USING BACKGROUND/FOREGROUND MOTION ANALYSIS [patent_app_type] => utility [patent_app_number] => 17/225402 [patent_app_country] => US [patent_app_date] => 2021-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13928 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 17225402 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/225402
FACE LIVENESS DETECTION USING BACKGROUND/FOREGROUND MOTION ANALYSIS Apr 7, 2021 Abandoned
Array ( [id] => 19454574 [patent_doc_number] => 20240314704 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => UPLINK POWER CONTROL METHOD AND USER EQUIPMENT [patent_app_type] => utility [patent_app_number] => 18/546988 [patent_app_country] => US [patent_app_date] => 2021-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17378 [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] => 18546988 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/546988
Uplink power control method and user equipment Mar 31, 2021 Issued
Array ( [id] => 17231656 [patent_doc_number] => 20210358213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => METHOD, APPARATUS, ELECTRONIC DEVICE AND READABLE STORAGE MEDIUM FOR POINT CLOUD DATA PROCESSING [patent_app_type] => utility [patent_app_number] => 17/206999 [patent_app_country] => US [patent_app_date] => 2021-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13134 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17206999 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/206999
Method, apparatus, electronic device and readable storage medium for point cloud data processing Mar 18, 2021 Issued
Array ( [id] => 17338468 [patent_doc_number] => 20220004799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => METHOD OF MATCHING IMAGES TO BE MERGED AND DATA PROCESSING DEVICE PERFORMING THE SAME [patent_app_type] => utility [patent_app_number] => 17/204434 [patent_app_country] => US [patent_app_date] => 2021-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12294 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17204434 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/204434
Method of matching images to be merged and data processing device performing the same Mar 16, 2021 Issued
Array ( [id] => 18284208 [patent_doc_number] => 20230099680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => INTERFERENCE DETECTION APPARATUS, RADIO BASE STATION, INTERFERENCE DETECTION METHOD, AND PROGRAM [patent_app_type] => utility [patent_app_number] => 17/911475 [patent_app_country] => US [patent_app_date] => 2021-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12896 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 17911475 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/911475
INTERFERENCE DETECTION APPARATUS, RADIO BASE STATION, INTERFERENCE DETECTION METHOD, AND PROGRAM Mar 15, 2021 Abandoned
Array ( [id] => 18983029 [patent_doc_number] => 11908210 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Method and apparatus for detecting object in three-dimensional (3D) point cloud [patent_app_type] => utility [patent_app_number] => 17/193558 [patent_app_country] => US [patent_app_date] => 2021-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4548 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17193558 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/193558
Method and apparatus for detecting object in three-dimensional (3D) point cloud Mar 4, 2021 Issued
Array ( [id] => 17854180 [patent_doc_number] => 20220284222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => SYSTEMS AND METHODS FOR VEHICLE LIGHT SIGNAL CLASSIFICATION [patent_app_type] => utility [patent_app_number] => 17/192443 [patent_app_country] => US [patent_app_date] => 2021-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8447 [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] => 17192443 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/192443
Systems and methods for vehicle light signal classification Mar 3, 2021 Issued
Array ( [id] => 17172993 [patent_doc_number] => 20210326664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => System and Method for Improving Classification in Adversarial Machine Learning [patent_app_type] => utility [patent_app_number] => 17/188923 [patent_app_country] => US [patent_app_date] => 2021-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12707 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17188923 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/188923
System and method for improving classification in adversarial machine learning Feb 28, 2021 Issued
Array ( [id] => 19367064 [patent_doc_number] => 12059123 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Medical image processing apparatus, medical image processing method, program, and endoscope system [patent_app_type] => utility [patent_app_number] => 17/180638 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 10777 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17180638 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/180638
Medical image processing apparatus, medical image processing method, program, and endoscope system Feb 18, 2021 Issued
Array ( [id] => 18750997 [patent_doc_number] => 11810313 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Real-time stereo matching using a hierarchical iterative refinement network [patent_app_type] => utility [patent_app_number] => 17/249095 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 17342 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17249095 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/249095
Real-time stereo matching using a hierarchical iterative refinement network Feb 18, 2021 Issued
Array ( [id] => 17809754 [patent_doc_number] => 20220261589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => SYSTEMS AND METHODS FOR RESIDUE BUNCH DETECTION [patent_app_type] => utility [patent_app_number] => 17/174754 [patent_app_country] => US [patent_app_date] => 2021-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10203 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17174754 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/174754
Systems and methods for residue bunch detection Feb 11, 2021 Issued
Array ( [id] => 19108115 [patent_doc_number] => 11961227 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Method and device for detecting and locating lesion in medical image, equipment and storage medium [patent_app_type] => utility [patent_app_number] => 17/168884 [patent_app_country] => US [patent_app_date] => 2021-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 8585 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 651 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17168884 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/168884
Method and device for detecting and locating lesion in medical image, equipment and storage medium Feb 4, 2021 Issued
Array ( [id] => 17970862 [patent_doc_number] => 11488402 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-01 [patent_title] => Method and system for segmenting touching text lines in image of uchen-script Tibetan historical document [patent_app_type] => utility [patent_app_number] => 17/167684 [patent_app_country] => US [patent_app_date] => 2021-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 10200 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 351 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17167684 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/167684
Method and system for segmenting touching text lines in image of uchen-script Tibetan historical document Feb 3, 2021 Issued
Array ( [id] => 17779033 [patent_doc_number] => 20220245383 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => IMAGE-BASED SOIL CHARACTERISTIC MAPPING [patent_app_type] => utility [patent_app_number] => 17/164264 [patent_app_country] => US [patent_app_date] => 2021-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10681 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17164264 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/164264
Image-based soil characteristic mapping Jan 31, 2021 Issued
Array ( [id] => 18781649 [patent_doc_number] => 11823407 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-21 [patent_title] => Codeless anchor detection for three-dimensional object models [patent_app_type] => utility [patent_app_number] => 17/163309 [patent_app_country] => US [patent_app_date] => 2021-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 45 [patent_no_of_words] => 46892 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17163309 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/163309
Codeless anchor detection for three-dimensional object models Jan 28, 2021 Issued
Array ( [id] => 17763789 [patent_doc_number] => 20220237401 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => OBJECT TRACKING ALGORITHM SELECTION SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/161110 [patent_app_country] => US [patent_app_date] => 2021-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17161110 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/161110
Object tracking algorithm selection system and method Jan 27, 2021 Issued
Array ( [id] => 18482341 [patent_doc_number] => 11696109 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Interference reduction using signal quality [patent_app_type] => utility [patent_app_number] => 17/157357 [patent_app_country] => US [patent_app_date] => 2021-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5403 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17157357 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/157357
Interference reduction using signal quality Jan 24, 2021 Issued
Array ( [id] => 19015642 [patent_doc_number] => 11922580 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Floorplan generation based on room scanning [patent_app_type] => utility [patent_app_number] => 17/146604 [patent_app_country] => US [patent_app_date] => 2021-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 20803 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17146604 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/146604
Floorplan generation based on room scanning Jan 11, 2021 Issued
Array ( [id] => 18944480 [patent_doc_number] => 20240039619 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => RELAY APPARATUS, WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION METHOD AND PROGRAM [patent_app_type] => utility [patent_app_number] => 18/268059 [patent_app_country] => US [patent_app_date] => 2020-12-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17709 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18268059 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/268059
Relay apparatus, wireless communication system, wireless communication method and program Dec 24, 2020 Issued
Array ( [id] => 20244748 [patent_doc_number] => 12425082 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Air to ground communication system with separate control and traffic channels [patent_app_type] => utility [patent_app_number] => 17/128568 [patent_app_country] => US [patent_app_date] => 2020-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2405 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17128568 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/128568
Air to ground communication system with separate control and traffic channels Dec 20, 2020 Issued
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