Search

Zhitong Chen

Examiner (ID: 9909, Phone: (571)270-1936 , Office: P/2649 )

Most Active Art Unit
2649
Art Unit(s)
2616, 2649, 2647
Total Applications
649
Issued Applications
458
Pending Applications
69
Abandoned Applications
142

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20624528 [patent_doc_number] => 12592039 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => Vector data projection and feature matching to determine three-dimensional structure [patent_app_type] => utility [patent_app_number] => 19/171996 [patent_app_country] => US [patent_app_date] => 2025-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 5701 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19171996 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/171996
Vector data projection and feature matching to determine three-dimensional structure Apr 6, 2025 Issued
Array ( [id] => 19435367 [patent_doc_number] => 20240303865 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => COEFFICIENT DETERMINATION DEVICE, PIGMENT CONCENTRATION CALCULATION DEVICE, COEFFICIENT DETERMINATION METHOD, AND INFORMATION PROCESSING PROGRAM [patent_app_type] => utility [patent_app_number] => 18/665454 [patent_app_country] => US [patent_app_date] => 2024-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12639 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 354 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18665454 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/665454
Coefficient determination device, pigment concentration calculation device, coefficient determination method, and information processing program May 14, 2024 Issued
Array ( [id] => 20299011 [patent_doc_number] => 20250324254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-16 [patent_title] => Managing a Virtual Access Point in a Wireless Network [patent_app_type] => utility [patent_app_number] => 18/631486 [patent_app_country] => US [patent_app_date] => 2024-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3342 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18631486 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/631486
Managing a Virtual Access Point in a Wireless Network Apr 9, 2024 Pending
Array ( [id] => 19552554 [patent_doc_number] => 12136263 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Method and system for image batch processing recognition [patent_app_type] => utility [patent_app_number] => 18/617046 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2980 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18617046 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/617046
Method and system for image batch processing recognition Mar 25, 2024 Issued
Array ( [id] => 20119120 [patent_doc_number] => 12368848 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Image coding/decoding method and apparatus therefor [patent_app_type] => utility [patent_app_number] => 18/596061 [patent_app_country] => US [patent_app_date] => 2024-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 44 [patent_no_of_words] => 10939 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18596061 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/596061
Image coding/decoding method and apparatus therefor Mar 4, 2024 Issued
Array ( [id] => 19971969 [patent_doc_number] => 12340585 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Real-time video dimensional transformations of video for presentation in mixed reality-based virtual spaces [patent_app_type] => utility [patent_app_number] => 18/585547 [patent_app_country] => US [patent_app_date] => 2024-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 44 [patent_figures_cnt] => 44 [patent_no_of_words] => 22437 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 500 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18585547 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/585547
Real-time video dimensional transformations of video for presentation in mixed reality-based virtual spaces Feb 22, 2024 Issued
Array ( [id] => 20388869 [patent_doc_number] => 12488602 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Method and apparatus for subject identification [patent_app_type] => utility [patent_app_number] => 18/443666 [patent_app_country] => US [patent_app_date] => 2024-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 28 [patent_no_of_words] => 16365 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 331 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18443666 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/443666
Method and apparatus for subject identification Feb 15, 2024 Issued
Array ( [id] => 19222806 [patent_doc_number] => 20240187510 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => Wearable Personal Wireless Media Station [patent_app_type] => utility [patent_app_number] => 18/442446 [patent_app_country] => US [patent_app_date] => 2024-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33657 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18442446 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/442446
Wearable Personal Wireless Media Station Feb 14, 2024 Abandoned
Array ( [id] => 19175436 [patent_doc_number] => 20240161410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => FLOORPLAN GENERATION BASED ON ROOM SCANNING [patent_app_type] => utility [patent_app_number] => 18/422429 [patent_app_country] => US [patent_app_date] => 2024-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20823 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18422429 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/422429
FLOORPLAN GENERATION BASED ON ROOM SCANNING Jan 24, 2024 Pending
Array ( [id] => 19943165 [patent_doc_number] => 12315301 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Engagement detection and attention estimation for human-robot interaction [patent_app_type] => utility [patent_app_number] => 18/417414 [patent_app_country] => US [patent_app_date] => 2024-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8259 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18417414 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/417414
Engagement detection and attention estimation for human-robot interaction Jan 18, 2024 Issued
Array ( [id] => 19167879 [patent_doc_number] => 11983789 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-05-14 [patent_title] => Generation method, detection method, generation device, and detection device of zero watermarking for trajectory data, and storage medium [patent_app_type] => utility [patent_app_number] => 18/412497 [patent_app_country] => US [patent_app_date] => 2024-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 4857 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 543 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18412497 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/412497
Generation method, detection method, generation device, and detection device of zero watermarking for trajectory data, and storage medium Jan 12, 2024 Issued
Array ( [id] => 20065138 [patent_doc_number] => 20250203360 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => TAMPER-PROOF EVENT LOGGING FOR OPEN-RADIO ACCESS NETWORKS (O-RANs) [patent_app_type] => utility [patent_app_number] => 18/541655 [patent_app_country] => US [patent_app_date] => 2023-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7351 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18541655 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/541655
TAMPER-PROOF EVENT LOGGING FOR OPEN-RADIO ACCESS NETWORKS (O-RANs) Dec 14, 2023 Pending
Array ( [id] => 19350867 [patent_doc_number] => 20240259831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => INSTALLATION OF REPEATERS FOR A MILLIMETER WAVE COMMUNICATIONS NETWORK [patent_app_type] => utility [patent_app_number] => 18/529995 [patent_app_country] => US [patent_app_date] => 2023-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7586 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18529995 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/529995
INSTALLATION OF REPEATERS FOR A MILLIMETER WAVE COMMUNICATIONS NETWORK Dec 4, 2023 Pending
Array ( [id] => 19207867 [patent_doc_number] => 20240179766 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => EXTENDING NETWORK COORDINATION FOR SHORT-RANGE NETWORKS TO REMOTE DEVICES [patent_app_type] => utility [patent_app_number] => 18/523344 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7042 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18523344 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/523344
EXTENDING NETWORK COORDINATION FOR SHORT-RANGE NETWORKS TO REMOTE DEVICES Nov 28, 2023 Pending
Array ( [id] => 20070497 [patent_doc_number] => 20250208719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => AIR GESTURE RECOGNITION METHOD, ELECTRONIC DEVICE, AND STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/852376 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14972 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18852376 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/852376
AIR GESTURE RECOGNITION METHOD, ELECTRONIC DEVICE, AND STORAGE MEDIUM Nov 27, 2023 Pending
Array ( [id] => 19252047 [patent_doc_number] => 20240203042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => User-Context Aware Rendering Dataset Selection [patent_app_type] => utility [patent_app_number] => 18/515421 [patent_app_country] => US [patent_app_date] => 2023-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20878 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18515421 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/515421
User-context aware rendering dataset selection Nov 20, 2023 Issued
Array ( [id] => 19234913 [patent_doc_number] => 20240192107 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => PARTICULATE MATTER IMAGING, IDENTIFICATION, AND ANALYSIS SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/508081 [patent_app_country] => US [patent_app_date] => 2023-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17410 [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] => 18508081 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/508081
Particulate matter imaging, identification, and analysis systems and methods Nov 12, 2023 Issued
Array ( [id] => 19253394 [patent_doc_number] => 20240204391 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => Electronic Device Frame Antennas [patent_app_type] => utility [patent_app_number] => 18/505715 [patent_app_country] => US [patent_app_date] => 2023-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9602 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18505715 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/505715
Electronic Device Frame Antennas Nov 8, 2023 Pending
Array ( [id] => 19006416 [patent_doc_number] => 20240070487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => SYSTEMS AND METHODS FOR ENRICHING MODELING TOOLS AND INFRASTRUCTURE WITH SEMANTICS [patent_app_type] => utility [patent_app_number] => 18/503312 [patent_app_country] => US [patent_app_date] => 2023-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19401 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18503312 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/503312
Systems and methods for enriching modeling tools and infrastructure with semantics Nov 6, 2023 Issued
Array ( [id] => 18990609 [patent_doc_number] => 20240062578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => IMAGING APPARATUS AND IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/499742 [patent_app_country] => US [patent_app_date] => 2023-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16405 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18499742 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/499742
Imaging apparatus and imaging system Oct 31, 2023 Issued
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