Search

Keath T. Chen

Examiner (ID: 18782, Phone: (571)270-1870 , Office: P/1716 )

Most Active Art Unit
1716
Art Unit(s)
1712, 1762, 1716, 1792
Total Applications
1382
Issued Applications
432
Pending Applications
129
Abandoned Applications
846

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19941479 [patent_doc_number] => 12313605 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-27 [patent_title] => Single-pulse experimentation device based on hopkinson pressure bar and experimentation method [patent_app_type] => utility [patent_app_number] => 18/882860 [patent_app_country] => US [patent_app_date] => 2024-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3670 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18882860 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/882860
Single-pulse experimentation device based on hopkinson pressure bar and experimentation method Sep 11, 2024 Issued
Array ( [id] => 19481540 [patent_doc_number] => 20240329582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => PRINTING APPARATUS, METHOD OF CONTROLLING THE SAME, AND STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/736665 [patent_app_country] => US [patent_app_date] => 2024-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13652 [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] => 18736665 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/736665
Printing apparatus, method of controlling the same, and storage medium Jun 6, 2024 Issued
Array ( [id] => 19382325 [patent_doc_number] => 20240272195 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => Physical Quantity Sensor, Physical Quantity Sensor Device, And Inertial Measurement Unit [patent_app_type] => utility [patent_app_number] => 18/643182 [patent_app_country] => US [patent_app_date] => 2024-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22433 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 394 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18643182 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/643182
Physical quantity sensor, physical quantity sensor device, and inertial measurement unit Apr 22, 2024 Issued
Array ( [id] => 20166002 [patent_doc_number] => 20250258049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => METAMATERIAL MEASUREMENT FOR INCREASED MEASUREMENT RANGE AND INCREASED RESOLUTION [patent_app_type] => utility [patent_app_number] => 18/440531 [patent_app_country] => US [patent_app_date] => 2024-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18440531 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/440531
METAMATERIAL MEASUREMENT FOR INCREASED MEASUREMENT RANGE AND INCREASED RESOLUTION Feb 12, 2024 Pending
Array ( [id] => 19319403 [patent_doc_number] => 20240240946 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => INERTIAL SENSOR AND INERTIAL MEASUREMENT UNIT [patent_app_type] => utility [patent_app_number] => 18/414096 [patent_app_country] => US [patent_app_date] => 2024-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18427 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18414096 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/414096
INERTIAL SENSOR AND INERTIAL MEASUREMENT UNIT Jan 15, 2024 Pending
Array ( [id] => 20093120 [patent_doc_number] => 20250223056 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-10 [patent_title] => LOW GRAVITY SIMULATOR [patent_app_type] => utility [patent_app_number] => 18/404510 [patent_app_country] => US [patent_app_date] => 2024-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18404510 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/404510
LOW GRAVITY SIMULATOR Jan 3, 2024 Pending
Array ( [id] => 19419456 [patent_doc_number] => 20240295579 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => IMPACT DETECTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/539317 [patent_app_country] => US [patent_app_date] => 2023-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5942 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18539317 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/539317
IMPACT DETECTION DEVICE Dec 13, 2023 Pending
Array ( [id] => 19771205 [patent_doc_number] => 20250052631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => ROTOR ASSEMBLY FOR TORQUE SENSOR [patent_app_type] => utility [patent_app_number] => 18/516948 [patent_app_country] => US [patent_app_date] => 2023-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18516948 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/516948
ROTOR ASSEMBLY FOR TORQUE SENSOR Nov 21, 2023 Pending
Array ( [id] => 19173560 [patent_doc_number] => 20240159534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => Electronic Device [patent_app_type] => utility [patent_app_number] => 18/506424 [patent_app_country] => US [patent_app_date] => 2023-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7052 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18506424 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/506424
Electronic Device Nov 9, 2023 Pending
Array ( [id] => 19218958 [patent_doc_number] => 20240183662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => MICROMECHANICAL SENSOR SYSTEM COMPRISING A ROTATION RATE SENSOR AND METHOD FOR OPERATING A MICROMECHANICAL SENSOR SYSTEM COMPRISING A ROTATION RATE SENSOR [patent_app_type] => utility [patent_app_number] => 18/489534 [patent_app_country] => US [patent_app_date] => 2023-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18489534 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/489534
MICROMECHANICAL SENSOR SYSTEM COMPRISING A ROTATION RATE SENSOR AND METHOD FOR OPERATING A MICROMECHANICAL SENSOR SYSTEM COMPRISING A ROTATION RATE SENSOR Oct 17, 2023 Pending
Array ( [id] => 18989041 [patent_doc_number] => 20240061010 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => ACCELERATION SENSOR [patent_app_type] => utility [patent_app_number] => 18/488817 [patent_app_country] => US [patent_app_date] => 2023-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14748 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18488817 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/488817
ACCELERATION SENSOR Oct 16, 2023 Pending
Array ( [id] => 19143615 [patent_doc_number] => 20240142490 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => MICROMECHANICAL SENSOR WITH INTEGRATED STRESS SENSOR AND METHOD FOR THE SIGNAL CORRECTION OF A SENSOR SIGNAL [patent_app_type] => utility [patent_app_number] => 18/483784 [patent_app_country] => US [patent_app_date] => 2023-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3990 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18483784 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/483784
MICROMECHANICAL SENSOR WITH INTEGRATED STRESS SENSOR AND METHOD FOR THE SIGNAL CORRECTION OF A SENSOR SIGNAL Oct 9, 2023 Pending
Array ( [id] => 19616533 [patent_doc_number] => 20240402213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => VIBRATING BEAM ACCELEROMETER [patent_app_type] => utility [patent_app_number] => 18/463545 [patent_app_country] => US [patent_app_date] => 2023-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12867 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18463545 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/463545
VIBRATING BEAM ACCELEROMETER Sep 7, 2023 Pending
Array ( [id] => 19658292 [patent_doc_number] => 20240425357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => Inertial Sensor [patent_app_type] => utility [patent_app_number] => 18/242136 [patent_app_country] => US [patent_app_date] => 2023-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4813 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18242136 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/242136
Inertial Sensor Sep 4, 2023 Pending
Array ( [id] => 19747101 [patent_doc_number] => 20250035666 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => SHEAR MODE PIEZOELECTRIC ACCELEROMETER [patent_app_type] => utility [patent_app_number] => 18/457919 [patent_app_country] => US [patent_app_date] => 2023-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2776 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18457919 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/457919
SHEAR MODE PIEZOELECTRIC ACCELEROMETER Aug 28, 2023 Pending
Array ( [id] => 19450276 [patent_doc_number] => 20240310406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => SENSOR AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 18/450747 [patent_app_country] => US [patent_app_date] => 2023-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 430 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18450747 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/450747
SENSOR AND ELECTRONIC DEVICE Aug 15, 2023 Pending
Array ( [id] => 18973285 [patent_doc_number] => 20240053377 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => ACCELERATION SENSOR [patent_app_type] => utility [patent_app_number] => 18/365630 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7609 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18365630 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/365630
ACCELERATION SENSOR Aug 3, 2023 Pending
Array ( [id] => 18924485 [patent_doc_number] => 20240027489 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => Physical Quantity Sensor And Inertial Measurement Unit [patent_app_type] => utility [patent_app_number] => 18/357303 [patent_app_country] => US [patent_app_date] => 2023-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19559 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18357303 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/357303
Physical Quantity Sensor And Inertial Measurement Unit Jul 23, 2023 Pending
Array ( [id] => 19725086 [patent_doc_number] => 20250027837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => AIR GUN SHOCK TEST APPARATUS [patent_app_type] => utility [patent_app_number] => 18/354992 [patent_app_country] => US [patent_app_date] => 2023-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6696 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18354992 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/354992
AIR GUN SHOCK TEST APPARATUS Jul 18, 2023 Pending
Array ( [id] => 20481090 [patent_doc_number] => 12529562 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Compliant stops for mems inertial device drive PLL stability [patent_app_type] => utility [patent_app_number] => 18/221923 [patent_app_country] => US [patent_app_date] => 2023-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 4699 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 356 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18221923 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/221923
Compliant stops for mems inertial device drive PLL stability Jul 13, 2023 Issued
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