Search

David H. Malzahn

Examiner (ID: 119, Phone: (571)272-3727 , Office: P/2182 )

Most Active Art Unit
2193
Art Unit(s)
2183, 2301, 2193, 2306, 2121, 2182, 2307, 2302, 2787, 2124, 2786
Total Applications
3174
Issued Applications
2743
Pending Applications
60
Abandoned Applications
371

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17025713 [patent_doc_number] => 20210249585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => Suspension Design With Improved Microactuator Sensitivity And Microactuator Configurations [patent_app_type] => utility [patent_app_number] => 17/168052 [patent_app_country] => US [patent_app_date] => 2021-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3941 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17168052 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/168052
Suspension design with improved microactuator sensitivity and microactuator configurations Feb 3, 2021 Issued
Array ( [id] => 16851404 [patent_doc_number] => 20210152149 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => PIEZOELECTRIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/161727 [patent_app_country] => US [patent_app_date] => 2021-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4986 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17161727 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/161727
Piezoelectric device Jan 28, 2021 Issued
Array ( [id] => 17008392 [patent_doc_number] => 20210239553 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => FORCE-MEASURING DEVICE AND RELATED SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/161610 [patent_app_country] => US [patent_app_date] => 2021-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11638 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -43 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17161610 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/161610
Force-measuring device and related systems Jan 27, 2021 Issued
Array ( [id] => 17011232 [patent_doc_number] => 20210242393 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => SYSTEM INCLUDING PIEZOELECTRIC CAPACITOR ASSEMBLY HAVING FORCE-MEASURING, TOUCH-SENSING, AND HAPTIC FUNCTIONALITIES [patent_app_type] => utility [patent_app_number] => 17/161591 [patent_app_country] => US [patent_app_date] => 2021-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11427 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -50 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17161591 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/161591
System including piezoelectric capacitor assembly having force-measuring, touch-sensing, and haptic functionalities Jan 27, 2021 Issued
Array ( [id] => 17432459 [patent_doc_number] => 20220060169 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => FILM BULK ACOUSTIC RESONATOR CHIP AND PACKAGE STRUCTURE WITH IMPROVED TEMPERATURE COEFFICIENT [patent_app_type] => utility [patent_app_number] => 17/158372 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3601 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17158372 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/158372
Film bulk acoustic resonator chip and package structure with improved temperature coefficient Jan 25, 2021 Issued
Array ( [id] => 16976637 [patent_doc_number] => 20210220874 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => ULTRASONIC DEVICE AND ULTRASONIC SENSOR [patent_app_type] => utility [patent_app_number] => 17/248290 [patent_app_country] => US [patent_app_date] => 2021-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7577 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17248290 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/248290
Ultrasonic device and ultrasonic sensor Jan 18, 2021 Issued
Array ( [id] => 16976635 [patent_doc_number] => 20210220872 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => PULSE TRAIN EXCITATION FOR CAPACATIVE MICROMACHINED ULTRASONIC TRANSDUCER [patent_app_type] => utility [patent_app_number] => 17/152563 [patent_app_country] => US [patent_app_date] => 2021-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17511 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17152563 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/152563
Pulse train excitation for capacative micromachined ultrasonic transducer Jan 18, 2021 Issued
Array ( [id] => 19087999 [patent_doc_number] => 20240114800 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => Deposition Of Piezoelectric Films [patent_app_type] => utility [patent_app_number] => 18/272438 [patent_app_country] => US [patent_app_date] => 2021-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6447 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18272438 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/272438
Deposition Of Piezoelectric Films Jan 17, 2021 Pending
Array ( [id] => 17738844 [patent_doc_number] => 20220224306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => STRAIN COMPENSATED RARE EARTH GROUP III-NITRIDE HETEROSTRUCTURES [patent_app_type] => utility [patent_app_number] => 17/145665 [patent_app_country] => US [patent_app_date] => 2021-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3259 [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] => 17145665 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/145665
Strain compensated rare earth group III-nitride heterostructures Jan 10, 2021 Issued
Array ( [id] => 18828072 [patent_doc_number] => 11843365 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Bulk-acoustic wave resonator [patent_app_type] => utility [patent_app_number] => 17/144602 [patent_app_country] => US [patent_app_date] => 2021-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 8579 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17144602 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/144602
Bulk-acoustic wave resonator Jan 7, 2021 Issued
17/134741 TRANSDUCER FOR THERAPEUTIC ULTRASOUND APPARATUS AND METHOD Dec 27, 2020 Abandoned
Array ( [id] => 16921298 [patent_doc_number] => 20210194390 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => METHOD AND APPARATUS FOR GENERATING ENERGY AND/OR FORCE FROM THE THERMAL MOTION OF GAS MOLECULES [patent_app_type] => utility [patent_app_number] => 17/131381 [patent_app_country] => US [patent_app_date] => 2020-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5175 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17131381 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/131381
METHOD AND APPARATUS FOR GENERATING ENERGY AND/OR FORCE FROM THE THERMAL MOTION OF GAS MOLECULES Dec 21, 2020 Abandoned
Array ( [id] => 19627605 [patent_doc_number] => 12166463 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Lamb wave delay line with aluminum nitride piezoelectric layer [patent_app_type] => utility [patent_app_number] => 17/130740 [patent_app_country] => US [patent_app_date] => 2020-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 26 [patent_no_of_words] => 10314 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17130740 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/130740
Lamb wave delay line with aluminum nitride piezoelectric layer Dec 21, 2020 Issued
Array ( [id] => 17122639 [patent_doc_number] => 11133788 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-28 [patent_title] => Bonded body and elastic wave element [patent_app_type] => utility [patent_app_number] => 17/128724 [patent_app_country] => US [patent_app_date] => 2020-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 6401 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17128724 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/128724
Bonded body and elastic wave element Dec 20, 2020 Issued
Array ( [id] => 18140137 [patent_doc_number] => 20230013976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => MOVABLE PIEZO ELEMENT AND METHOD FOR PRODUCING A MOVABLE PIEZO ELEMENT [patent_app_type] => utility [patent_app_number] => 17/757365 [patent_app_country] => US [patent_app_date] => 2020-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5436 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17757365 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/757365
MOVABLE PIEZO ELEMENT AND METHOD FOR PRODUCING A MOVABLE PIEZO ELEMENT Dec 17, 2020 Pending
Array ( [id] => 19812886 [patent_doc_number] => 12244301 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Guided acoustic wave device [patent_app_type] => utility [patent_app_number] => 17/122122 [patent_app_country] => US [patent_app_date] => 2020-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 25 [patent_no_of_words] => 5681 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17122122 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/122122
Guided acoustic wave device Dec 14, 2020 Issued
Array ( [id] => 16905736 [patent_doc_number] => 20210184652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => MANUFACTURING OF C-AXIS TEXTURED SIDEWALL ALN FILMS [patent_app_type] => utility [patent_app_number] => 17/119557 [patent_app_country] => US [patent_app_date] => 2020-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4421 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17119557 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/119557
MANUFACTURING OF C-AXIS TEXTURED SIDEWALL ALN FILMS Dec 10, 2020 Abandoned
Array ( [id] => 18508053 [patent_doc_number] => 11705885 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-18 [patent_title] => Transversely-excited film bulk acoustic resonator with lateral etch stop [patent_app_type] => utility [patent_app_number] => 17/109827 [patent_app_country] => US [patent_app_date] => 2020-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 8545 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17109827 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/109827
Transversely-excited film bulk acoustic resonator with lateral etch stop Dec 1, 2020 Issued
Array ( [id] => 17247837 [patent_doc_number] => 20210367582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => BULK-ACOUSTIC WAVE RESONATOR AND METHOD FOR FABRICATING BULK-ACOUSTIC WAVE RESONATOR [patent_app_type] => utility [patent_app_number] => 17/104703 [patent_app_country] => US [patent_app_date] => 2020-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8833 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17104703 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/104703
BULK-ACOUSTIC WAVE RESONATOR AND METHOD FOR FABRICATING BULK-ACOUSTIC WAVE RESONATOR Nov 24, 2020 Abandoned
Array ( [id] => 17626280 [patent_doc_number] => 20220161295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => DRIVE CIRCUITRY [patent_app_type] => utility [patent_app_number] => 17/102002 [patent_app_country] => US [patent_app_date] => 2020-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10581 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17102002 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/102002
Drive circuitry Nov 22, 2020 Issued
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