Search

David B. Frederiksen

Examiner (ID: 8955, Phone: (571)272-8152 , Office: P/2867 )

Most Active Art Unit
2867
Art Unit(s)
2867, 2858
Total Applications
607
Issued Applications
494
Pending Applications
60
Abandoned Applications
68

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17918674 [patent_doc_number] => 20220321070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => AMPLIFIER CIRCUITS AND METHOD FOR OPERATING AMPLIFIER CIRCUITS [patent_app_type] => utility [patent_app_number] => 17/654739 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9111 [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] => 17654739 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/654739
Amplifier circuits and method for operating amplifier circuits Mar 13, 2022 Issued
Array ( [id] => 17930924 [patent_doc_number] => 20220326049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => MAGNETIC SENSOR SYSTEM [patent_app_type] => utility [patent_app_number] => 17/688255 [patent_app_country] => US [patent_app_date] => 2022-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4632 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17688255 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/688255
Magnetic sensor system with initialization mechanism Mar 6, 2022 Issued
Array ( [id] => 17898203 [patent_doc_number] => 20220307865 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => MAGNETIC SENSOR SYSTEM [patent_app_type] => utility [patent_app_number] => 17/688331 [patent_app_country] => US [patent_app_date] => 2022-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4616 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17688331 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/688331
Magnetic sensor system having an initialization conductor Mar 6, 2022 Issued
Array ( [id] => 20026362 [patent_doc_number] => 20250164584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => SENSOR CHIP, MAGNETIC SENSOR HAVING THE SAME, AND MAGNETIC SENSOR MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/840684 [patent_app_country] => US [patent_app_date] => 2022-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1207 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18840684 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/840684
SENSOR CHIP, MAGNETIC SENSOR HAVING THE SAME, AND MAGNETIC SENSOR MANUFACTURING METHOD Feb 24, 2022 Pending
Array ( [id] => 19426190 [patent_doc_number] => 12085597 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Flexible sensing system, proximity sensing method and apparatus, intelligent robot, and device [patent_app_type] => utility [patent_app_number] => 17/672558 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 23 [patent_no_of_words] => 12291 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 17672558 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/672558
Flexible sensing system, proximity sensing method and apparatus, intelligent robot, and device Feb 14, 2022 Issued
Array ( [id] => 19999891 [patent_doc_number] => 20250138113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => SENSOR ELEMENT AND MANUFACTURING METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/835156 [patent_app_country] => US [patent_app_date] => 2022-02-09 [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] => -4 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18835156 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/835156
SENSOR ELEMENT AND MANUFACTURING METHOD THEREFOR Feb 8, 2022 Pending
Array ( [id] => 18078814 [patent_doc_number] => 20220404426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => SYSTEMS AND METHODS FOR DETERMINING AN OPERATING MODE OF A BATTERY [patent_app_type] => utility [patent_app_number] => 17/667257 [patent_app_country] => US [patent_app_date] => 2022-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19322 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17667257 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/667257
SYSTEMS AND METHODS FOR DETERMINING AN OPERATING MODE OF A BATTERY Feb 7, 2022 Abandoned
Array ( [id] => 18780050 [patent_doc_number] => 11821760 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-21 [patent_title] => Detection of a discrete positional relationship between a magnetic field generator and a magnetic field sensor arrangement [patent_app_type] => utility [patent_app_number] => 17/665850 [patent_app_country] => US [patent_app_date] => 2022-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 7735 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17665850 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/665850
Detection of a discrete positional relationship between a magnetic field generator and a magnetic field sensor arrangement Feb 6, 2022 Issued
Array ( [id] => 19905040 [patent_doc_number] => 12282042 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Current-sensing resistor [patent_app_type] => utility [patent_app_number] => 18/271915 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 20 [patent_no_of_words] => 1032 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18271915 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/271915
Current-sensing resistor Jan 25, 2022 Issued
Array ( [id] => 17564452 [patent_doc_number] => 20220128601 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => OSCILLOSCOPE PROBE [patent_app_type] => utility [patent_app_number] => 17/571746 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4594 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17571746 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/571746
Oscilloscope probe having probe identification module Jan 9, 2022 Issued
Array ( [id] => 18142541 [patent_doc_number] => 20230016385 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/572434 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7979 [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] => 17572434 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572434
Display device Jan 9, 2022 Issued
Array ( [id] => 19197180 [patent_doc_number] => 11994412 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-28 [patent_title] => Induction sensing method for locating center of metallic nozzle tip [patent_app_type] => utility [patent_app_number] => 17/562354 [patent_app_country] => US [patent_app_date] => 2021-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 56 [patent_no_of_words] => 16769 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17562354 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/562354
Induction sensing method for locating center of metallic nozzle tip Dec 26, 2021 Issued
Array ( [id] => 18996978 [patent_doc_number] => 11913813 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Power generation element, magnetic sensor, encoder, and motor [patent_app_type] => utility [patent_app_number] => 18/270239 [patent_app_country] => US [patent_app_date] => 2021-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 33 [patent_no_of_words] => 17937 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18270239 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/270239
Power generation element, magnetic sensor, encoder, and motor Dec 26, 2021 Issued
Array ( [id] => 18385477 [patent_doc_number] => 11656253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Temperature compensation circuit in a voltage measurement [patent_app_type] => utility [patent_app_number] => 17/556245 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2531 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17556245 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/556245
Temperature compensation circuit in a voltage measurement Dec 19, 2021 Issued
Array ( [id] => 18917641 [patent_doc_number] => 11879917 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Phase detector [patent_app_type] => utility [patent_app_number] => 17/554464 [patent_app_country] => US [patent_app_date] => 2021-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 21266 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17554464 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/554464
Phase detector Dec 16, 2021 Issued
Array ( [id] => 19136332 [patent_doc_number] => 11971277 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-30 [patent_title] => Anisotropic magneto-resistive sensor flap-measuring systems [patent_app_type] => utility [patent_app_number] => 17/555104 [patent_app_country] => US [patent_app_date] => 2021-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 4462 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17555104 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/555104
Anisotropic magneto-resistive sensor flap-measuring systems Dec 16, 2021 Issued
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
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