Search

David J Walczak

Examiner (ID: 8918, Phone: (571)272-4895 , Office: P/3754 )

Most Active Art Unit
3754
Art Unit(s)
3105, 2403, 2899, 3754, 3751, 2832
Total Applications
4681
Issued Applications
3650
Pending Applications
254
Abandoned Applications
819

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20112220 [patent_doc_number] => 12362962 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-15 [patent_title] => Transmission method through in-vehicle switch-based network [patent_app_type] => utility [patent_app_number] => 17/815140 [patent_app_country] => US [patent_app_date] => 2022-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17815140 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/815140
Transmission method through in-vehicle switch-based network Jul 25, 2022 Issued
Array ( [id] => 17983323 [patent_doc_number] => 20220349359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => FUEL AGNOSTIC COMPRESSION IGNITION ENGINE [patent_app_type] => utility [patent_app_number] => 17/863481 [patent_app_country] => US [patent_app_date] => 2022-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15324 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17863481 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/863481
Fuel agnostic compression ignition engine Jul 12, 2022 Issued
Array ( [id] => 18518916 [patent_doc_number] => 11708799 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-07-25 [patent_title] => System and method for producing hydrogen gas to supply internal combustion engines [patent_app_type] => utility [patent_app_number] => 17/807143 [patent_app_country] => US [patent_app_date] => 2022-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5678 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 588 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17807143 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/807143
System and method for producing hydrogen gas to supply internal combustion engines Jun 15, 2022 Issued
Array ( [id] => 18413852 [patent_doc_number] => 11668387 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-06-06 [patent_title] => Damper pulley design [patent_app_type] => utility [patent_app_number] => 17/839328 [patent_app_country] => US [patent_app_date] => 2022-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5417 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 17839328 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/839328
Damper pulley design Jun 12, 2022 Issued
Array ( [id] => 18643735 [patent_doc_number] => 11767797 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-26 [patent_title] => Systems and methods for controlling cylinder deactivation operation in electrified powertrains [patent_app_type] => utility [patent_app_number] => 17/830055 [patent_app_country] => US [patent_app_date] => 2022-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6432 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17830055 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/830055
Systems and methods for controlling cylinder deactivation operation in electrified powertrains May 31, 2022 Issued
Array ( [id] => 19298971 [patent_doc_number] => 20240227538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => MOTORIZED MODULE FOR GOODS TRANSPORT AND CONTROL METHOD FOR SAID MOTORIZED MODULE [patent_app_type] => utility [patent_app_number] => 18/562971 [patent_app_country] => US [patent_app_date] => 2022-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4088 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 324 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18562971 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/562971
MOTORIZED MODULE FOR GOODS TRANSPORT AND CONTROL METHOD FOR SAID MOTORIZED MODULE May 23, 2022 Pending
Array ( [id] => 19511563 [patent_doc_number] => 20240343249 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => VEHICLE CONTROL METHOD AND APPARATUS, ELECTRONIC DEVICE, AND STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/579346 [patent_app_country] => US [patent_app_date] => 2022-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14361 [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] => 18579346 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/579346
VEHICLE CONTROL METHOD AND APPARATUS, ELECTRONIC DEVICE, AND STORAGE MEDIUM May 15, 2022 Pending
Array ( [id] => 18275110 [patent_doc_number] => 11614046 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => Inhibition device for preventing unintended acceleration of a vehicle [patent_app_type] => utility [patent_app_number] => 17/736593 [patent_app_country] => US [patent_app_date] => 2022-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2428 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17736593 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/736593
Inhibition device for preventing unintended acceleration of a vehicle May 3, 2022 Issued
Array ( [id] => 19299147 [patent_doc_number] => 20240227714 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => SYSTEMS AND METHOD FOR ESTIMATING AND MONITORING OCCUPANT INJURY LEVEL IN REAL TIME IN VEHICLE CRASHES [patent_app_type] => utility [patent_app_number] => 18/558631 [patent_app_country] => US [patent_app_date] => 2022-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9248 [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] => 18558631 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/558631
SYSTEMS AND METHOD FOR ESTIMATING AND MONITORING OCCUPANT INJURY LEVEL IN REAL TIME IN VEHICLE CRASHES May 2, 2022 Pending
Array ( [id] => 17762106 [patent_doc_number] => 20220235718 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => METHOD FOR DETERMINING PILOT INJECTION MASS [patent_app_type] => utility [patent_app_number] => 17/723581 [patent_app_country] => US [patent_app_date] => 2022-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7109 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17723581 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/723581
Method for determining pilot injection mass Apr 18, 2022 Issued
Array ( [id] => 19233292 [patent_doc_number] => 20240190484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => CONTROLLING DATA TRANSMISSION BETWEEN A RAIL-BOUND VEHICLE AND A LAND-BASED DEVICE BY MEANS OF THE LAND-BASED DEVICE [patent_app_type] => utility [patent_app_number] => 18/555573 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5468 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18555573 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/555573
CONTROLLING DATA TRANSMISSION BETWEEN A RAIL-BOUND VEHICLE AND A LAND-BASED DEVICE BY MEANS OF THE LAND-BASED DEVICE Apr 6, 2022 Pending
Array ( [id] => 18355934 [patent_doc_number] => 11644329 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-09 [patent_title] => Information processing apparatus, non-transitory computer readable medium, and information processing method [patent_app_type] => utility [patent_app_number] => 17/658253 [patent_app_country] => US [patent_app_date] => 2022-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5915 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17658253 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/658253
Information processing apparatus, non-transitory computer readable medium, and information processing method Apr 5, 2022 Issued
Array ( [id] => 19779063 [patent_doc_number] => 12228087 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => System for controlling an electronic throttle body [patent_app_type] => utility [patent_app_number] => 18/280409 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4071 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18280409 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/280409
System for controlling an electronic throttle body Mar 23, 2022 Issued
Array ( [id] => 19440705 [patent_doc_number] => 12090941 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Control device, control method, and storage medium [patent_app_type] => utility [patent_app_number] => 17/696915 [patent_app_country] => US [patent_app_date] => 2022-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8946 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [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] => 17696915 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/696915
Control device, control method, and storage medium Mar 16, 2022 Issued
Array ( [id] => 19951174 [patent_doc_number] => 12322544 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Purge valve driving control device [patent_app_type] => utility [patent_app_number] => 18/560622 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3876 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18560622 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/560622
Purge valve driving control device Mar 10, 2022 Issued
Array ( [id] => 19233310 [patent_doc_number] => 20240190502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => Measurement of Driver Torque and Steering Angle in a Torque Overlay Steering System [patent_app_type] => utility [patent_app_number] => 18/286950 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4773 [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] => 18286950 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/286950
Measurement of Driver Torque and Steering Angle in a Torque Overlay Steering System Mar 10, 2022 Issued
Array ( [id] => 18620985 [patent_doc_number] => 11754013 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-12 [patent_title] => Enhanced minimum mass limit for direct injection engines [patent_app_type] => utility [patent_app_number] => 17/651656 [patent_app_country] => US [patent_app_date] => 2022-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3912 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17651656 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/651656
Enhanced minimum mass limit for direct injection engines Feb 17, 2022 Issued
Array ( [id] => 19043202 [patent_doc_number] => 11932283 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Vehicle control device, vehicle control method, and storage medium [patent_app_type] => utility [patent_app_number] => 17/672737 [patent_app_country] => US [patent_app_date] => 2022-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 7404 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17672737 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/672737
Vehicle control device, vehicle control method, and storage medium Feb 15, 2022 Issued
Array ( [id] => 19705947 [patent_doc_number] => 12199998 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Anomaly detection device, anomaly detection method, and recording medium [patent_app_type] => utility [patent_app_number] => 17/671781 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 25 [patent_no_of_words] => 11592 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17671781 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/671781
Anomaly detection device, anomaly detection method, and recording medium Feb 14, 2022 Issued
Array ( [id] => 19705947 [patent_doc_number] => 12199998 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Anomaly detection device, anomaly detection method, and recording medium [patent_app_type] => utility [patent_app_number] => 17/671781 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 25 [patent_no_of_words] => 11592 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17671781 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/671781
Anomaly detection device, anomaly detection method, and recording medium Feb 14, 2022 Issued
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