Search

David B. Frederiksen

Examiner (ID: 11389, Phone: (571)272-8152 , Office: P/2867 )

Most Active Art Unit
2867
Art Unit(s)
2867, 2858
Total Applications
611
Issued Applications
495
Pending Applications
62
Abandoned Applications
69

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19301802 [patent_doc_number] => 20240230374 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => MAGNETIC DRUM AND MAGNETIC ENCODER WITH THE SAME [patent_app_type] => utility [patent_app_number] => 18/557012 [patent_app_country] => US [patent_app_date] => 2021-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3209 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18557012 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/557012
Magnetic drum and magnetic encoder with the same Dec 9, 2021 Issued
Array ( [id] => 18688894 [patent_doc_number] => 11784644 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Rotation detector and imaging device [patent_app_type] => utility [patent_app_number] => 17/542374 [patent_app_country] => US [patent_app_date] => 2021-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 21 [patent_no_of_words] => 6780 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17542374 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/542374
Rotation detector and imaging device Dec 3, 2021 Issued
Array ( [id] => 20579412 [patent_doc_number] => 12571659 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-10 [patent_title] => Device and method for generating ultrasonic scan image information [patent_app_type] => utility [patent_app_number] => 18/020625 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2344 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18020625 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/020625
Device and method for generating ultrasonic scan image information Nov 22, 2021 Issued
Array ( [id] => 17628336 [patent_doc_number] => 20220163351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => DEVICE WITH AT LEAST ONE SENSOR FOR ACQUIRING MEASUREMENT DATA VIA A RELATIVE MOVEMENT AND A SCALE DEVICE [patent_app_type] => utility [patent_app_number] => 17/531893 [patent_app_country] => US [patent_app_date] => 2021-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11847 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 17531893 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/531893
Device with at least one sensor for acquiring measurement data via a relative movement and a scale device Nov 21, 2021 Issued
Array ( [id] => 19827080 [patent_doc_number] => 12247852 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Magnetic sensor [patent_app_type] => utility [patent_app_number] => 18/252150 [patent_app_country] => US [patent_app_date] => 2021-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 13513 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18252150 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/252150
Magnetic sensor Nov 15, 2021 Issued
Array ( [id] => 18896314 [patent_doc_number] => 20240011799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => MAGNETIC SENSOR [patent_app_type] => utility [patent_app_number] => 18/252306 [patent_app_country] => US [patent_app_date] => 2021-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18087 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18252306 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/252306
Magnetic sensor Nov 15, 2021 Issued
Array ( [id] => 17612823 [patent_doc_number] => 20220155102 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => CONTACTLESS MAGNETIC SENSING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/522432 [patent_app_country] => US [patent_app_date] => 2021-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3742 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17522432 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/522432
CONTACTLESS MAGNETIC SENSING SYSTEM Nov 8, 2021 Abandoned
Array ( [id] => 18006345 [patent_doc_number] => 20220365111 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => SOCKET-JAW PROTECTION MODULE FOR A METER [patent_app_type] => utility [patent_app_number] => 17/512910 [patent_app_country] => US [patent_app_date] => 2021-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17512910 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/512910
Socket-jaw protection module for a meter Oct 27, 2021 Issued
Array ( [id] => 19014603 [patent_doc_number] => 11921532 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Controlling pulsed operation of a power supply during a power outage [patent_app_type] => utility [patent_app_number] => 17/506528 [patent_app_country] => US [patent_app_date] => 2021-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6105 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17506528 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/506528
Controlling pulsed operation of a power supply during a power outage Oct 19, 2021 Issued
Array ( [id] => 17564196 [patent_doc_number] => 20220128345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => MAGNETIC SENSOR ASSEMBLY AND CAMERA MODULE HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 17/502724 [patent_app_country] => US [patent_app_date] => 2021-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7581 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17502724 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/502724
Magnetic sensor assembly and camera module having the same Oct 14, 2021 Issued
Array ( [id] => 18052331 [patent_doc_number] => 11525706 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-12-13 [patent_title] => Rotational speed and position sensor arrangement with two sensors and an axial face disc target [patent_app_type] => utility [patent_app_number] => 17/500413 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5051 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17500413 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/500413
Rotational speed and position sensor arrangement with two sensors and an axial face disc target Oct 12, 2021 Issued
Array ( [id] => 20116767 [patent_doc_number] => 12366465 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Sensor system, system and method for determining a position or a rotational angle [patent_app_type] => utility [patent_app_number] => 17/495973 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [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] => 17495973 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/495973
Sensor system, system and method for determining a position or a rotational angle Oct 6, 2021 Issued
Array ( [id] => 18294409 [patent_doc_number] => 20230104095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => TESTING DEVICE AND METHOD FOR TESTING DEVICES UNDER TEST [patent_app_type] => utility [patent_app_number] => 17/449814 [patent_app_country] => US [patent_app_date] => 2021-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3033 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17449814 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/449814
TESTING DEVICE AND METHOD FOR TESTING DEVICES UNDER TEST Oct 3, 2021 Abandoned
Array ( [id] => 17537323 [patent_doc_number] => 20220115932 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => MAGNETIC SENSOR SYSTEM FOR MOTOR CONTROL [patent_app_type] => utility [patent_app_number] => 17/448628 [patent_app_country] => US [patent_app_date] => 2021-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4701 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17448628 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/448628
Magnetic sensor system for motor control Sep 22, 2021 Issued
Array ( [id] => 17483438 [patent_doc_number] => 20220090942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => Compact 3-Axis Coil Design for Magnetic Tracking [patent_app_type] => utility [patent_app_number] => 17/483122 [patent_app_country] => US [patent_app_date] => 2021-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2268 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17483122 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/483122
Compact 3-axis coil design for magnetic tracking Sep 22, 2021 Issued
Array ( [id] => 19374745 [patent_doc_number] => 12066304 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-20 [patent_title] => Switching assembly and method for measuring a position of a contact bridge in a switching assembly [patent_app_type] => utility [patent_app_number] => 17/482732 [patent_app_country] => US [patent_app_date] => 2021-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3452 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 17482732 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/482732
Switching assembly and method for measuring a position of a contact bridge in a switching assembly Sep 22, 2021 Issued
Array ( [id] => 20130253 [patent_doc_number] => 12372560 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Providing a frequency of an electrical quantity in an electrical power system [patent_app_type] => utility [patent_app_number] => 18/020589 [patent_app_country] => US [patent_app_date] => 2021-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 3134 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18020589 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/020589
Providing a frequency of an electrical quantity in an electrical power system Aug 30, 2021 Issued
Array ( [id] => 21030804 [patent_doc_number] => 12754168 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-10-06 [patent_title] => C-scan data merging [patent_app_type] => utility [patent_app_number] => 18/043369 [patent_app_country] => US [patent_app_date] => 2021-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18043369 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/043369
C-SCAN DATA MERGING Aug 29, 2021 Pending
Array ( [id] => 17293531 [patent_doc_number] => 20210389370 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => PROBE CARD WITH ANGLED PROBE AND WAFER TESTING METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/460205 [patent_app_country] => US [patent_app_date] => 2021-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4365 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17460205 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/460205
Probe card with angled probe and wafer testing method using the same Aug 27, 2021 Issued
Array ( [id] => 18846175 [patent_doc_number] => 20230408579 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => Resampling with TDI Sensors [patent_app_type] => utility [patent_app_number] => 18/035148 [patent_app_country] => US [patent_app_date] => 2021-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11912 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18035148 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/035148
Resampling with TDI sensors Aug 7, 2021 Issued
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