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] => 17819101 [patent_doc_number] => 11424729 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-23 [patent_title] => Bulk-acoustic wave resonator and method for manufacturing the same [patent_app_type] => utility [patent_app_number] => 16/356164 [patent_app_country] => US [patent_app_date] => 2019-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 19 [patent_no_of_words] => 8678 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16356164 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/356164
Bulk-acoustic wave resonator and method for manufacturing the same Mar 17, 2019 Issued
Array ( [id] => 14573867 [patent_doc_number] => 20190214541 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-11 [patent_title] => PIEZOELECTRIC ELEMENT AND METHOD FOR MANUFACTURING PIEZOELECTRIC ELEMENT [patent_app_type] => utility [patent_app_number] => 16/352770 [patent_app_country] => US [patent_app_date] => 2019-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11655 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 385 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16352770 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/352770
Piezoelectric element and method for manufacturing piezoelectric element Mar 12, 2019 Issued
Array ( [id] => 18011821 [patent_doc_number] => 11504092 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Ultrasonic probe and ultrasonic diagnostic apparatus [patent_app_type] => utility [patent_app_number] => 16/295369 [patent_app_country] => US [patent_app_date] => 2019-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5491 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16295369 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/295369
Ultrasonic probe and ultrasonic diagnostic apparatus Mar 6, 2019 Issued
Array ( [id] => 16661413 [patent_doc_number] => 20210058050 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => BULK ACOUSTIC WAVE RESONATOR DEVICE AND METHOD OF MANUFACTURING THEREOF [patent_app_type] => utility [patent_app_number] => 17/042698 [patent_app_country] => US [patent_app_date] => 2019-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5375 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17042698 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/042698
Bulk acoustic wave resonator device and method of manufacturing thereof Mar 6, 2019 Issued
Array ( [id] => 14785277 [patent_doc_number] => 20190267536 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-29 [patent_title] => EMI REDUCTION IN PIEZOELECTRIC MICROMACHINED ULTRASOUND TRANSDUCER ARRAY [patent_app_type] => utility [patent_app_number] => 16/281792 [patent_app_country] => US [patent_app_date] => 2019-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16281792 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/281792
EMI reduction in piezoelectric micromachined ultrasound transducer array Feb 20, 2019 Issued
Array ( [id] => 16539884 [patent_doc_number] => 20200406297 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => VIBRATION DEVICE AND PIEZOELECTRIC ELEMENT [patent_app_type] => utility [patent_app_number] => 16/977122 [patent_app_country] => US [patent_app_date] => 2019-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9542 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16977122 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/977122
Vibration device and piezoelectric element Feb 20, 2019 Issued
Array ( [id] => 18215618 [patent_doc_number] => 11590534 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-28 [patent_title] => Ultrasonic sensor, ultrasonic device, and method of manufacturing ultrasonic sensor [patent_app_type] => utility [patent_app_number] => 16/280098 [patent_app_country] => US [patent_app_date] => 2019-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 7694 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16280098 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/280098
Ultrasonic sensor, ultrasonic device, and method of manufacturing ultrasonic sensor Feb 19, 2019 Issued
Array ( [id] => 14446907 [patent_doc_number] => 20190181327 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-13 [patent_title] => ELECTROSTATIC TRANSDUCER [patent_app_type] => utility [patent_app_number] => 16/278744 [patent_app_country] => US [patent_app_date] => 2019-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10074 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16278744 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/278744
ELECTROSTATIC TRANSDUCER Feb 18, 2019 Abandoned
Array ( [id] => 14785275 [patent_doc_number] => 20190267535 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-29 [patent_title] => VIBRATION GENERATING DEVICE AND ELECTRONIC EQUIPMENT [patent_app_type] => utility [patent_app_number] => 16/277783 [patent_app_country] => US [patent_app_date] => 2019-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3600 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 16277783 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/277783
Vibration generating device and electronic equipment Feb 14, 2019 Issued
Array ( [id] => 19081115 [patent_doc_number] => 11950511 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-02 [patent_title] => Micromachined ultrasonic transducer (MUT), method for manufacturing the MUT, and method for designing the MUT [patent_app_type] => utility [patent_app_number] => 16/277952 [patent_app_country] => US [patent_app_date] => 2019-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 5543 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16277952 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/277952
Micromachined ultrasonic transducer (MUT), method for manufacturing the MUT, and method for designing the MUT Feb 14, 2019 Issued
Array ( [id] => 16752989 [patent_doc_number] => 20210105001 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => RESONATOR AND SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 16/970006 [patent_app_country] => US [patent_app_date] => 2019-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5345 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16970006 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/970006
Resonator and semiconductor device Feb 12, 2019 Issued
Array ( [id] => 14447805 [patent_doc_number] => 20190181776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-13 [patent_title] => System and Method for a MEMS Device [patent_app_type] => utility [patent_app_number] => 16/274720 [patent_app_country] => US [patent_app_date] => 2019-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9975 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16274720 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/274720
System and method for a MEMS device Feb 12, 2019 Issued
Array ( [id] => 14414305 [patent_doc_number] => 20190172996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => PIEZOELECTRIC TRANSFORMER [patent_app_type] => utility [patent_app_number] => 16/273191 [patent_app_country] => US [patent_app_date] => 2019-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11468 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16273191 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/273191
Piezoelectric transformer Feb 11, 2019 Issued
Array ( [id] => 14415107 [patent_doc_number] => 20190173397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => VIBRATION WAVE MOTOR [patent_app_type] => utility [patent_app_number] => 16/270705 [patent_app_country] => US [patent_app_date] => 2019-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6971 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16270705 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/270705
Vibration wave motor Feb 7, 2019 Issued
Array ( [id] => 17270966 [patent_doc_number] => 11196402 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-07 [patent_title] => Coupled MEMS resonator [patent_app_type] => utility [patent_app_number] => 16/607165 [patent_app_country] => US [patent_app_date] => 2019-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 38 [patent_no_of_words] => 7265 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16607165 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/607165
Coupled MEMS resonator Feb 5, 2019 Issued
Array ( [id] => 19080012 [patent_doc_number] => 11949397 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-02 [patent_title] => Bulk acoustic wave resonator and manufacturing method therefor [patent_app_type] => utility [patent_app_number] => 16/968926 [patent_app_country] => US [patent_app_date] => 2019-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 17 [patent_no_of_words] => 9602 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16968926 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/968926
Bulk acoustic wave resonator and manufacturing method therefor Feb 1, 2019 Issued
Array ( [id] => 17741096 [patent_doc_number] => 11389137 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Methods and apparatuses for packaging an ultrasound-on-a-chip [patent_app_type] => utility [patent_app_number] => 16/260242 [patent_app_country] => US [patent_app_date] => 2019-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 11885 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16260242 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/260242
Methods and apparatuses for packaging an ultrasound-on-a-chip Jan 28, 2019 Issued
Array ( [id] => 17926100 [patent_doc_number] => 11469365 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-11 [patent_title] => Sensing film and method of making same and electronic device using sensing film [patent_app_type] => utility [patent_app_number] => 16/258951 [patent_app_country] => US [patent_app_date] => 2019-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3203 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16258951 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/258951
Sensing film and method of making same and electronic device using sensing film Jan 27, 2019 Issued
Array ( [id] => 19415351 [patent_doc_number] => 12081195 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-03 [patent_title] => Joined body and surface acoustic wave device [patent_app_type] => utility [patent_app_number] => 17/422769 [patent_app_country] => US [patent_app_date] => 2019-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 9897 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17422769 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/422769
Joined body and surface acoustic wave device Jan 17, 2019 Issued
Array ( [id] => 16121715 [patent_doc_number] => 20200212880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => HIGHLY DISPERSIVE BULK ACOUSTIC WAVE RESONATORS [patent_app_type] => utility [patent_app_number] => 16/236601 [patent_app_country] => US [patent_app_date] => 2018-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3649 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16236601 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/236601
Highly dispersive bulk acoustic wave resonators Dec 29, 2018 Issued
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