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] => 17416776 [patent_doc_number] => 20220051680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => Stereo Signal Processing Method and Apparatus [patent_app_type] => utility [patent_app_number] => 17/512202 [patent_app_country] => US [patent_app_date] => 2021-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32264 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17512202 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/512202
Stereo signal processing method and apparatus Oct 26, 2021 Issued
Array ( [id] => 18856965 [patent_doc_number] => 11854555 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-26 [patent_title] => Audio signal processing apparatus, method of controlling audio signal processing apparatus, and program [patent_app_type] => utility [patent_app_number] => 17/502356 [patent_app_country] => US [patent_app_date] => 2021-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 5717 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [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] => 17502356 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/502356
Audio signal processing apparatus, method of controlling audio signal processing apparatus, and program Oct 14, 2021 Issued
Array ( [id] => 20317923 [patent_doc_number] => 12456478 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Apparatus, method or computer program for generating an output downmix representation [patent_app_type] => utility [patent_app_number] => 17/501993 [patent_app_country] => US [patent_app_date] => 2021-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4137 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17501993 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/501993
Apparatus, method or computer program for generating an output downmix representation Oct 13, 2021 Issued
Array ( [id] => 19398820 [patent_doc_number] => 12073188 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-08-27 [patent_title] => Multilingual keyword generation [patent_app_type] => utility [patent_app_number] => 17/499732 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8711 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17499732 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/499732
Multilingual keyword generation Oct 11, 2021 Issued
Array ( [id] => 18998837 [patent_doc_number] => 11915690 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-02-27 [patent_title] => Automatic speech recognition [patent_app_type] => utility [patent_app_number] => 17/488896 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 22 [patent_no_of_words] => 20398 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17488896 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/488896
Automatic speech recognition Sep 28, 2021 Issued
Array ( [id] => 18856978 [patent_doc_number] => 11854568 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-26 [patent_title] => Directional voice sensing using coherent optical detection [patent_app_type] => utility [patent_app_number] => 17/477382 [patent_app_country] => US [patent_app_date] => 2021-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8650 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [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] => 17477382 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/477382
Directional voice sensing using coherent optical detection Sep 15, 2021 Issued
Array ( [id] => 19739862 [patent_doc_number] => 12216693 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Computerized system and method for automatic moderation of online content [patent_app_type] => utility [patent_app_number] => 17/475710 [patent_app_country] => US [patent_app_date] => 2021-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8218 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17475710 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/475710
Computerized system and method for automatic moderation of online content Sep 14, 2021 Issued
Array ( [id] => 18670547 [patent_doc_number] => 11777464 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Headset with programmable microphone modes [patent_app_type] => utility [patent_app_number] => 17/475846 [patent_app_country] => US [patent_app_date] => 2021-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5594 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 17475846 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/475846
Headset with programmable microphone modes Sep 14, 2021 Issued
Array ( [id] => 19506881 [patent_doc_number] => 12118303 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Method and system for text cleaning [patent_app_type] => utility [patent_app_number] => 17/474694 [patent_app_country] => US [patent_app_date] => 2021-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6895 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 361 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17474694 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/474694
Method and system for text cleaning Sep 13, 2021 Issued
Array ( [id] => 18564298 [patent_doc_number] => 11729564 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => Low-latency audio networking [patent_app_type] => utility [patent_app_number] => 17/473566 [patent_app_country] => US [patent_app_date] => 2021-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 20 [patent_no_of_words] => 16342 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17473566 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/473566
Low-latency audio networking Sep 12, 2021 Issued
Array ( [id] => 20404231 [patent_doc_number] => 12494211 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Processing parametrically coded audio [patent_app_type] => utility [patent_app_number] => 18/043905 [patent_app_country] => US [patent_app_date] => 2021-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 7352 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [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] => 18043905 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/043905
Processing parametrically coded audio Sep 6, 2021 Issued
Array ( [id] => 19988202 [patent_doc_number] => 20250126424 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => SOUND SIGNAL DOWNMIX METHOD, SOUND SIGNAL CODING METHOD, SOUND SIGNAL DOWNMIX APPARATUS, SOUND SIGNAL CODING APPARATUS, PROGRAM [patent_app_type] => utility [patent_app_number] => 18/685762 [patent_app_country] => US [patent_app_date] => 2021-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18685762 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/685762
SOUND SIGNAL DOWNMIX METHOD, SOUND SIGNAL CODING METHOD, SOUND SIGNAL DOWNMIX APPARATUS, SOUND SIGNAL CODING APPARATUS, PROGRAM Aug 31, 2021 Pending
Array ( [id] => 19429571 [patent_doc_number] => 12089018 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Providing aggregate playback information [patent_app_type] => utility [patent_app_number] => 17/460844 [patent_app_country] => US [patent_app_date] => 2021-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 10770 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17460844 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/460844
Providing aggregate playback information Aug 29, 2021 Issued
Array ( [id] => 17632087 [patent_doc_number] => 20220167102 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => MULTI-CHANNEL DECORRELATOR, MULTI-CHANNEL AUDIO DECODER, MULTI-CHANNEL AUDIO ENCODER, METHODS AND COMPUTER PROGRAM USING A PREMIX OF DECORRELATOR INPUT SIGNALS [patent_app_type] => utility [patent_app_number] => 17/459904 [patent_app_country] => US [patent_app_date] => 2021-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27851 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 17459904 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/459904
MULTI-CHANNEL DECORRELATOR, MULTI-CHANNEL AUDIO DECODER, MULTI-CHANNEL AUDIO ENCODER, METHODS AND COMPUTER PROGRAM USING A PREMIX OF DECORRELATOR INPUT SIGNALS Aug 26, 2021 Pending
Array ( [id] => 17389037 [patent_doc_number] => 20220036889 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => DEVICE-SPECIFIC SKILL PROCESSING [patent_app_type] => utility [patent_app_number] => 17/405343 [patent_app_country] => US [patent_app_date] => 2021-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14220 [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] => 17405343 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/405343
DEVICE-SPECIFIC SKILL PROCESSING Aug 17, 2021 Abandoned
Array ( [id] => 19016015 [patent_doc_number] => 11922955 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Multichannel playback devices and associated systems and methods [patent_app_type] => utility [patent_app_number] => 17/445296 [patent_app_country] => US [patent_app_date] => 2021-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 22 [patent_no_of_words] => 19242 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 389 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17445296 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/445296
Multichannel playback devices and associated systems and methods Aug 16, 2021 Issued
Array ( [id] => 17485592 [patent_doc_number] => 20220093096 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => VOICE BASED INTERFACE FOR RESIDENTIAL GATEWAYS AND ACCESS POINT DEVICES [patent_app_type] => utility [patent_app_number] => 17/404179 [patent_app_country] => US [patent_app_date] => 2021-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10331 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17404179 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/404179
Voice based interface for residential gateways and access point devices Aug 16, 2021 Issued
Array ( [id] => 18593051 [patent_doc_number] => 11741958 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Using structured audio output to detect playback and/or to adapt to misaligned playback in wireless speakers [patent_app_type] => utility [patent_app_number] => 17/404673 [patent_app_country] => US [patent_app_date] => 2021-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 12930 [patent_no_of_claims] => 12 [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] => 17404673 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/404673
Using structured audio output to detect playback and/or to adapt to misaligned playback in wireless speakers Aug 16, 2021 Issued
Array ( [id] => 19493417 [patent_doc_number] => 12112133 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Multi-model approach to natural language processing and recommendation generation [patent_app_type] => utility [patent_app_number] => 17/445074 [patent_app_country] => US [patent_app_date] => 2021-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 10080 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 524 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17445074 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/445074
Multi-model approach to natural language processing and recommendation generation Aug 12, 2021 Issued
Array ( [id] => 19596048 [patent_doc_number] => 12153896 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Method and system for controlling distributions of attributes in language models for text generation [patent_app_type] => utility [patent_app_number] => 17/391178 [patent_app_country] => US [patent_app_date] => 2021-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6548 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17391178 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/391178
Method and system for controlling distributions of attributes in language models for text generation Aug 1, 2021 Issued
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