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] => 14542915 [patent_doc_number] => 20190207079 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => Fabrication of Piezoelectric Composites Using High Temperature Dielectrophoresis Technique [patent_app_type] => utility [patent_app_number] => 16/323669 [patent_app_country] => US [patent_app_date] => 2017-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14831 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16323669 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/323669
Fabrication of Piezoelectric Composites Using High Temperature Dielectrophoresis Technique Jun 26, 2017 Abandoned
Array ( [id] => 16669105 [patent_doc_number] => 10938367 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-02 [patent_title] => Solidly mounted layer thin film device with grounding layer [patent_app_type] => utility [patent_app_number] => 15/623856 [patent_app_country] => US [patent_app_date] => 2017-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5877 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15623856 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/623856
Solidly mounted layer thin film device with grounding layer Jun 14, 2017 Issued
Array ( [id] => 12155291 [patent_doc_number] => 20180026555 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-25 [patent_title] => 'Reciprocal Hall Effect Energy Generation Device' [patent_app_type] => utility [patent_app_number] => 15/623283 [patent_app_country] => US [patent_app_date] => 2017-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4675 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15623283 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/623283
Reciprocal Hall Effect Energy Generation Device Jun 13, 2017 Abandoned
Array ( [id] => 11975225 [patent_doc_number] => 20170279379 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-28 [patent_title] => 'VIBRATION-TYPE DRIVING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/619994 [patent_app_country] => US [patent_app_date] => 2017-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4810 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15619994 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/619994
VIBRATION-TYPE DRIVING APPARATUS Jun 11, 2017 Abandoned
Array ( [id] => 17270553 [patent_doc_number] => 11195985 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-07 [patent_title] => Electroactive polymer actuator device and driving method [patent_app_type] => utility [patent_app_number] => 16/306691 [patent_app_country] => US [patent_app_date] => 2017-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 6347 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 16306691 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/306691
Electroactive polymer actuator device and driving method Jun 11, 2017 Issued
Array ( [id] => 18625750 [patent_doc_number] => 11758817 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Film structure and method for manufacturing the same [patent_app_type] => utility [patent_app_number] => 16/096077 [patent_app_country] => US [patent_app_date] => 2017-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 8927 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16096077 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/096077
Film structure and method for manufacturing the same May 30, 2017 Issued
Array ( [id] => 15751981 [patent_doc_number] => 10618077 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-14 [patent_title] => Method of controlling amplifiers, corresponding circuit and device [patent_app_type] => utility [patent_app_number] => 15/586777 [patent_app_country] => US [patent_app_date] => 2017-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3695 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15586777 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/586777
Method of controlling amplifiers, corresponding circuit and device May 3, 2017 Issued
Array ( [id] => 12787711 [patent_doc_number] => 20180154406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-07 [patent_title] => ULTRASONIC LENS CLEANING SYSTEM WITH FOREIGN MATERIAL DETECTION [patent_app_type] => utility [patent_app_number] => 15/583057 [patent_app_country] => US [patent_app_date] => 2017-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7600 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15583057 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/583057
Ultrasonic lens cleaning system with foreign material detection Apr 30, 2017 Issued
Array ( [id] => 16448894 [patent_doc_number] => 10840828 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-17 [patent_title] => Motor and electronic apparatus including motor [patent_app_type] => utility [patent_app_number] => 15/496780 [patent_app_country] => US [patent_app_date] => 2017-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3668 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15496780 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/496780
Motor and electronic apparatus including motor Apr 24, 2017 Issued
Array ( [id] => 12005524 [patent_doc_number] => 20170309679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'CIRCUIT MODULE' [patent_app_type] => utility [patent_app_number] => 15/492037 [patent_app_country] => US [patent_app_date] => 2017-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6256 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15492037 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/492037
Circuit module Apr 19, 2017 Issued
Array ( [id] => 17270967 [patent_doc_number] => 11196403 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-07 [patent_title] => Piezoelectric vibrator and piezoelectric vibration device [patent_app_type] => utility [patent_app_number] => 15/472576 [patent_app_country] => US [patent_app_date] => 2017-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 4093 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15472576 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/472576
Piezoelectric vibrator and piezoelectric vibration device Mar 28, 2017 Issued
Array ( [id] => 12669184 [patent_doc_number] => 20180114894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-26 [patent_title] => PIEZOELECTRIC POWER GENERATOR [patent_app_type] => utility [patent_app_number] => 15/473578 [patent_app_country] => US [patent_app_date] => 2017-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7568 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15473578 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/473578
Piezoelectric power generator Mar 28, 2017 Issued
Array ( [id] => 11733490 [patent_doc_number] => 20170194933 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-06 [patent_title] => 'PIEZOELECTRIC MODULE' [patent_app_type] => utility [patent_app_number] => 15/465630 [patent_app_country] => US [patent_app_date] => 2017-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4243 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15465630 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/465630
Piezoelectric module Mar 21, 2017 Issued
Array ( [id] => 15642559 [patent_doc_number] => 10594297 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-03-17 [patent_title] => Piezoelectric device and manufacturing method therefor [patent_app_type] => utility [patent_app_number] => 15/465631 [patent_app_country] => US [patent_app_date] => 2017-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 15 [patent_no_of_words] => 5769 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15465631 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/465631
Piezoelectric device and manufacturing method therefor Mar 21, 2017 Issued
Array ( [id] => 11718437 [patent_doc_number] => 20170186936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-29 [patent_title] => 'PIEZOELECTRIC ELEMENT PRODUCTION METHOD THEREOF, ACTUATOR, AND LIQUID DISCHARGE APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/460616 [patent_app_country] => US [patent_app_date] => 2017-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10988 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15460616 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/460616
PIEZOELECTRIC ELEMENT PRODUCTION METHOD THEREOF, ACTUATOR, AND LIQUID DISCHARGE APPARATUS Mar 15, 2017 Abandoned
Array ( [id] => 11718852 [patent_doc_number] => 20170187352 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-29 [patent_title] => 'ELASTIC WAVE DEVICE AND MANUFACTURING METHOD THEREFOR' [patent_app_type] => utility [patent_app_number] => 15/456651 [patent_app_country] => US [patent_app_date] => 2017-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4823 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15456651 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/456651
Elastic wave device and manufacturing method therefor Mar 12, 2017 Issued
Array ( [id] => 14079925 [patent_doc_number] => 20190088850 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-21 [patent_title] => LAYERED BODY [patent_app_type] => utility [patent_app_number] => 16/082462 [patent_app_country] => US [patent_app_date] => 2017-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16732 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16082462 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/082462
Layered body Mar 7, 2017 Issued
Array ( [id] => 11705135 [patent_doc_number] => 20170173634 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-22 [patent_title] => 'STRETCHABLE FILM LAMINATE AND ELECTRONIC DEVICE' [patent_app_type] => utility [patent_app_number] => 15/451847 [patent_app_country] => US [patent_app_date] => 2017-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6088 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15451847 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/451847
STRETCHABLE FILM LAMINATE AND ELECTRONIC DEVICE Mar 6, 2017 Abandoned
Array ( [id] => 16646211 [patent_doc_number] => 10924083 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-16 [patent_title] => Piezoelectric device and method for manufacturing piezoelectric device [patent_app_type] => utility [patent_app_number] => 15/448633 [patent_app_country] => US [patent_app_date] => 2017-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3660 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15448633 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/448633
Piezoelectric device and method for manufacturing piezoelectric device Mar 2, 2017 Issued
Array ( [id] => 11694668 [patent_doc_number] => 20170170385 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-15 [patent_title] => 'COMPOSITE SUBSTRATE AND THICKNESS-TENDENCY ESTIMATING METHOD FOR PIEZOELECTRIC SUBSTRATE' [patent_app_type] => utility [patent_app_number] => 15/443023 [patent_app_country] => US [patent_app_date] => 2017-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8590 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15443023 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/443023
Composite substrate and thickness-tendency estimating method for piezoelectric substrate Feb 26, 2017 Issued
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