Search

Leshui Zhang

Examiner (ID: 10766, Phone: (571)270-5589 , Office: P/2654 )

Most Active Art Unit
2654
Art Unit(s)
2654, 2614, 2695
Total Applications
983
Issued Applications
716
Pending Applications
90
Abandoned Applications
210

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20111218 [patent_doc_number] => 12361953 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-15 [patent_title] => Encoding and decoding methods, and encoding and decoding apparatuses for stereo signal [patent_app_type] => utility [patent_app_number] => 18/350969 [patent_app_country] => US [patent_app_date] => 2023-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 18 [patent_no_of_words] => 13195 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18350969 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/350969
Encoding and decoding methods, and encoding and decoding apparatuses for stereo signal Jul 11, 2023 Issued
Array ( [id] => 19951034 [patent_doc_number] => 12322404 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Methods and devices for encoding and/or decoding immersive audio signals [patent_app_type] => utility [patent_app_number] => 18/349427 [patent_app_country] => US [patent_app_date] => 2023-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3445 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18349427 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/349427
Methods and devices for encoding and/or decoding immersive audio signals Jul 9, 2023 Issued
Array ( [id] => 18744978 [patent_doc_number] => 20230353970 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => METHOD, APPARATUS OR SYSTEMS FOR PROCESSING AUDIO OBJECTS [patent_app_type] => utility [patent_app_number] => 18/349704 [patent_app_country] => US [patent_app_date] => 2023-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12286 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18349704 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/349704
Method, apparatus or systems for processing audio objects Jul 9, 2023 Issued
Array ( [id] => 18757048 [patent_doc_number] => 20230360504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => Algorithm Enhancements for Haptic-Based Phased-Array Solutions [patent_app_type] => utility [patent_app_number] => 18/348663 [patent_app_country] => US [patent_app_date] => 2023-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18348663 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/348663
Algorithm Enhancements for Haptic-Based Phased-Array Solutions Jul 6, 2023 Abandoned
Array ( [id] => 19696038 [patent_doc_number] => 20250014583 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => PULSE-CODE MODULATED AUDIO ROUTER [patent_app_type] => utility [patent_app_number] => 18/348053 [patent_app_country] => US [patent_app_date] => 2023-07-06 [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] => -18 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18348053 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/348053
PULSE-CODE MODULATED AUDIO ROUTER Jul 5, 2023 Pending
Array ( [id] => 19654187 [patent_doc_number] => 12175987 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Time-domain stereo parameter encoding method and related product [patent_app_type] => utility [patent_app_number] => 18/339062 [patent_app_country] => US [patent_app_date] => 2023-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 19 [patent_no_of_words] => 43940 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 564 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18339062 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/339062
Time-domain stereo parameter encoding method and related product Jun 20, 2023 Issued
Array ( [id] => 19780483 [patent_doc_number] => 12229516 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Post-parse semantic analyzer [patent_app_type] => utility [patent_app_number] => 18/337216 [patent_app_country] => US [patent_app_date] => 2023-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 20 [patent_no_of_words] => 17033 [patent_no_of_claims] => 23 [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] => 18337216 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/337216
Post-parse semantic analyzer Jun 18, 2023 Issued
Array ( [id] => 18652759 [patent_doc_number] => 20230298599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => ENCODING METHOD AND ENCODING DEVICE USING COMPLEX SIGNAL AND DECODING METHOD AND DECODING DEVICE USING COMPLEX SIGNAL [patent_app_type] => utility [patent_app_number] => 18/108431 [patent_app_country] => US [patent_app_date] => 2023-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4261 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18108431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/108431
ENCODING METHOD AND ENCODING DEVICE USING COMPLEX SIGNAL AND DECODING METHOD AND DECODING DEVICE USING COMPLEX SIGNAL Jun 11, 2023 Pending
Array ( [id] => 18743056 [patent_doc_number] => 20230352044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => SIGNAL CHARACTERISTIC DETERMINATOR, METHOD FOR DETERMINING A SIGNAL CHARACTERISTIC, AUDIO ENCODER AND COMPUTER PROGRAM [patent_app_type] => utility [patent_app_number] => 18/331380 [patent_app_country] => US [patent_app_date] => 2023-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33892 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18331380 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/331380
SIGNAL CHARACTERISTIC DETERMINATOR, METHOD FOR DETERMINING A SIGNAL CHARACTERISTIC, AUDIO ENCODER AND COMPUTER PROGRAM Jun 7, 2023 Pending
Array ( [id] => 18743056 [patent_doc_number] => 20230352044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => SIGNAL CHARACTERISTIC DETERMINATOR, METHOD FOR DETERMINING A SIGNAL CHARACTERISTIC, AUDIO ENCODER AND COMPUTER PROGRAM [patent_app_type] => utility [patent_app_number] => 18/331380 [patent_app_country] => US [patent_app_date] => 2023-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33892 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18331380 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/331380
SIGNAL CHARACTERISTIC DETERMINATOR, METHOD FOR DETERMINING A SIGNAL CHARACTERISTIC, AUDIO ENCODER AND COMPUTER PROGRAM Jun 7, 2023 Pending
Array ( [id] => 18660952 [patent_doc_number] => 20230306964 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => DEVICE-SPECIFIC SKILL PROCESSING [patent_app_type] => utility [patent_app_number] => 18/328219 [patent_app_country] => US [patent_app_date] => 2023-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14243 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18328219 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/328219
Device-specific skill processing Jun 1, 2023 Issued
Array ( [id] => 18759092 [patent_doc_number] => 20230362574 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => METHOD OF RENDERING OBJECT-BASED AUDIO AND ELECTRONIC DEVICE PERFORMING THE METHOD [patent_app_type] => utility [patent_app_number] => 18/320729 [patent_app_country] => US [patent_app_date] => 2023-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7755 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18320729 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/320729
METHOD OF RENDERING OBJECT-BASED AUDIO AND ELECTRONIC DEVICE PERFORMING THE METHOD May 18, 2023 Pending
Array ( [id] => 19740926 [patent_doc_number] => 12217765 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Robust short-time fourier transform acoustic echo cancellation during audio playback [patent_app_type] => utility [patent_app_number] => 18/313013 [patent_app_country] => US [patent_app_date] => 2023-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 16638 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 417 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18313013 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/313013
Robust short-time fourier transform acoustic echo cancellation during audio playback May 4, 2023 Issued
Array ( [id] => 18850279 [patent_doc_number] => 20230412683 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => HOME AUTOMATION HAVING USER PRIVACY PROTECTIONS [patent_app_type] => utility [patent_app_number] => 18/135448 [patent_app_country] => US [patent_app_date] => 2023-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26697 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18135448 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/135448
HOME AUTOMATION HAVING USER PRIVACY PROTECTIONS Apr 16, 2023 Pending
Array ( [id] => 19466576 [patent_doc_number] => 20240320246 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => AUTOMATED GENERATION OF IMPROVED LIST-TYPE ANSWERS IN QUESTION ANSWERING SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/124589 [patent_app_country] => US [patent_app_date] => 2023-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9176 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18124589 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/124589
AUTOMATED GENERATION OF IMPROVED LIST-TYPE ANSWERS IN QUESTION ANSWERING SYSTEMS Mar 21, 2023 Pending
Array ( [id] => 18751273 [patent_doc_number] => 11810591 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Integration of high frequency audio reconstruction techniques [patent_app_type] => utility [patent_app_number] => 18/113397 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 16141 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [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] => 18113397 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/113397
Integration of high frequency audio reconstruction techniques Feb 22, 2023 Issued
Array ( [id] => 18751274 [patent_doc_number] => 11810592 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Integration of high frequency audio reconstruction techniques [patent_app_type] => utility [patent_app_number] => 18/113406 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 16122 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18113406 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/113406
Integration of high frequency audio reconstruction techniques Feb 22, 2023 Issued
Array ( [id] => 18455823 [patent_doc_number] => 20230197104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => INTEGRATION OF HIGH FREQUENCY AUDIO RECONSTRUCTION TECHNIQUES [patent_app_type] => utility [patent_app_number] => 18/113418 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18113418 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/113418
Integration of high frequency audio reconstruction techniques Feb 22, 2023 Issued
Array ( [id] => 18751272 [patent_doc_number] => 11810590 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Integration of high frequency audio reconstruction techniques [patent_app_type] => utility [patent_app_number] => 18/113391 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 16140 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 343 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18113391 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/113391
Integration of high frequency audio reconstruction techniques Feb 22, 2023 Issued
Array ( [id] => 19108419 [patent_doc_number] => 11961532 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Bone conduction headphone speech enhancement systems and methods [patent_app_type] => utility [patent_app_number] => 18/106251 [patent_app_country] => US [patent_app_date] => 2023-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5457 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18106251 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/106251
Bone conduction headphone speech enhancement systems and methods Feb 5, 2023 Issued
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