Search

Alexander J. Krzystan

Examiner (ID: 1811)

Most Active Art Unit
2656
Art Unit(s)
2694, 2653, 2614, 2656, 2643
Total Applications
1461
Issued Applications
1085
Pending Applications
94
Abandoned Applications
303

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20978865 [patent_doc_number] => 12739584 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-09-15 [patent_title] => Method and apparatus for obtaining a higher-order ambisonics (HOA) coefficient [patent_app_type] => utility [patent_app_number] => 18/460861 [patent_app_country] => US [patent_app_date] => 2023-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 27113 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 663 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18460861 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/460861
Method and Apparatus for Obtaining a Higher-Order Ambisonics (HOA) Coefficient Sep 4, 2023 Pending
Array ( [id] => 18820716 [patent_doc_number] => 20230395057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => COMPUTATIONAL ARCHITECTURE FOR ACTIVE NOISE REDUCTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/451457 [patent_app_country] => US [patent_app_date] => 2023-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6174 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18451457 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/451457
Computational architecture for active noise reduction device Aug 16, 2023 Issued
Array ( [id] => 18822608 [patent_doc_number] => 20230396949 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => APPARATUS, METHOD AND COMPUTER PROGRAM FOR ENCODING, DECODING, SCENE PROCESSING AND OTHER PROCEDURES RELATED TO DIRAC BASED SPATIAL AUDIO CODING USING DIRECT COMPONENT COMPENSATION [patent_app_type] => utility [patent_app_number] => 18/447486 [patent_app_country] => US [patent_app_date] => 2023-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14918 [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] => 18447486 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/447486
APPARATUS, METHOD AND COMPUTER PROGRAM FOR ENCODING, DECODING, SCENE PROCESSING AND OTHER PROCEDURES RELATED TO DIRAC BASED SPATIAL AUDIO CODING USING DIRECT COMPONENT COMPENSATION Aug 9, 2023 Pending
Array ( [id] => 18790746 [patent_doc_number] => 20230379652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => APPARATUS, METHOD AND COMPUTER PROGRAM FOR ENCODING, DECODING, SCENE PROCESSING AND OTHER PROCEDURES RELATED TO DIRAC BASED SPATIAL AUDIO CODING USING DIFFUSE COMPENSATION [patent_app_type] => utility [patent_app_number] => 18/363978 [patent_app_country] => US [patent_app_date] => 2023-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15068 [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] => 18363978 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/363978
Apparatus, method and computer program for encoding, decoding, scene processing and other procedures related to DirAC based spatial audio coding using diffuse compensation Aug 1, 2023 Issued
Array ( [id] => 18926742 [patent_doc_number] => 20240029746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => Method for Encoding Multi-Channel Signal and Encoder [patent_app_type] => utility [patent_app_number] => 18/361028 [patent_app_country] => US [patent_app_date] => 2023-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18361028 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/361028
Method for encoding multi-channel signal and encoder Jul 27, 2023 Issued
Array ( [id] => 18960087 [patent_doc_number] => 20240048414 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => Semiconductor Device And Electronic Apparatus [patent_app_type] => utility [patent_app_number] => 18/361213 [patent_app_country] => US [patent_app_date] => 2023-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12934 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18361213 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/361213
Semiconductor device and electronic apparatus Jul 27, 2023 Issued
Array ( [id] => 18775966 [patent_doc_number] => 20230370803 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => Spatial Audio Augmentation [patent_app_type] => utility [patent_app_number] => 18/224194 [patent_app_country] => US [patent_app_date] => 2023-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10251 [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] => 18224194 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/224194
Spatial audio augmentation Jul 19, 2023 Issued
Array ( [id] => 18773971 [patent_doc_number] => 20230368801 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => BIT ALLOCATION METHOD AND APPARATUS FOR AUDIO OBJECT [patent_app_type] => utility [patent_app_number] => 18/224237 [patent_app_country] => US [patent_app_date] => 2023-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18132 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18224237 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/224237
BIT ALLOCATION METHOD AND APPARATUS FOR AUDIO OBJECT Jul 19, 2023 Abandoned
Array ( [id] => 20430185 [patent_doc_number] => 20250392278 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => SYSTEM AND METHOD FOR DIGITAL SIGNAL PROCESSING USING ADAPTIVE SOFT CLIPPING WITH LOOKAHEAD [patent_app_type] => utility [patent_app_number] => 18/878265 [patent_app_country] => US [patent_app_date] => 2023-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18878265 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/878265
SYSTEM AND METHOD FOR DIGITAL SIGNAL PROCESSING USING ADAPTIVE SOFT CLIPPING WITH LOOKAHEAD Jun 19, 2023 Pending
Array ( [id] => 19011542 [patent_doc_number] => 11918440 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-05 [patent_title] => Active acoustic aural development system and method [patent_app_type] => utility [patent_app_number] => 18/206904 [patent_app_country] => US [patent_app_date] => 2023-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 8389 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18206904 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/206904
Active acoustic aural development system and method Jun 6, 2023 Issued
Array ( [id] => 18662777 [patent_doc_number] => 20230308801 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => NON-BLOCKING DUAL DRIVER EARPHONES [patent_app_type] => utility [patent_app_number] => 18/327709 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16830 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18327709 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/327709
Non-blocking dual driver earphones May 31, 2023 Issued
Array ( [id] => 18697997 [patent_doc_number] => 20230328470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => Audio Diarization System that Segments Audio Input [patent_app_type] => utility [patent_app_number] => 18/202980 [patent_app_country] => US [patent_app_date] => 2023-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27525 [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] => 18202980 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/202980
Processing segments or channels of sound with HRTFs May 28, 2023 Issued
Array ( [id] => 20383057 [patent_doc_number] => 20250365550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-27 [patent_title] => Apparatus, Method, and Computer Program for Rendering Virtual Reality Audio [patent_app_type] => utility [patent_app_number] => 18/871522 [patent_app_country] => US [patent_app_date] => 2023-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4618 [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] => 18871522 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/871522
Apparatus, Method, and Computer Program for Rendering Virtual Reality Audio May 14, 2023 Pending
Array ( [id] => 18655545 [patent_doc_number] => 20230301408 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => PORTABLE LISTENING DEVICE WITH WIRELESS CHARGING CASE [patent_app_type] => utility [patent_app_number] => 18/197646 [patent_app_country] => US [patent_app_date] => 2023-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33755 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18197646 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/197646
PORTABLE LISTENING DEVICE WITH WIRELESS CHARGING CASE May 14, 2023 Pending
Array ( [id] => 18640882 [patent_doc_number] => 11765524 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-19 [patent_title] => Hearing aid with variable number of channels and method of switching number of channels of hearing aid [patent_app_type] => utility [patent_app_number] => 18/196047 [patent_app_country] => US [patent_app_date] => 2023-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 7274 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18196047 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/196047
Hearing aid with variable number of channels and method of switching number of channels of hearing aid May 10, 2023 Issued
Array ( [id] => 18660961 [patent_doc_number] => 20230306973 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => DECODER, ENCODER, AND METHOD FOR INFORMED LOUDNESS ESTIMATION IN OBJECT-BASED AUDIO CODING SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/314713 [patent_app_country] => US [patent_app_date] => 2023-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14900 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18314713 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/314713
Decoder, encoder, and method for informed loudness estimation in object-based audio coding systems May 8, 2023 Issued
Array ( [id] => 18943111 [patent_doc_number] => 20240038250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => METHOD AND SYSTEM FOR TRIGGERING EVENTS [patent_app_type] => utility [patent_app_number] => 18/144589 [patent_app_country] => US [patent_app_date] => 2023-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3581 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18144589 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/144589
METHOD AND SYSTEM FOR TRIGGERING EVENTS May 7, 2023 Pending
Array ( [id] => 19640253 [patent_doc_number] => 12170876 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-17 [patent_title] => Information processing apparatus, information processing method, and video sound output system [patent_app_type] => utility [patent_app_number] => 18/141775 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 18420 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18141775 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/141775
Information processing apparatus, information processing method, and video sound output system Apr 30, 2023 Issued
Array ( [id] => 20435683 [patent_doc_number] => 12507026 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Sound conversion system and method in virtual reality [patent_app_type] => utility [patent_app_number] => 18/271603 [patent_app_country] => US [patent_app_date] => 2023-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18271603 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/271603
Sound conversion system and method in virtual reality Apr 9, 2023 Issued
Array ( [id] => 20313131 [patent_doc_number] => 20250330760 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => METHODS AND SYSTEMS FOR IMMERSIVE 3DOF/6DOF AUDIO RENDERING [patent_app_type] => utility [patent_app_number] => 18/853015 [patent_app_country] => US [patent_app_date] => 2023-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7974 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -63 [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] => 18853015 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/853015
METHODS AND SYSTEMS FOR IMMERSIVE 3DOF/6DOF AUDIO RENDERING Mar 30, 2023 Pending
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