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] => 12238057 [patent_doc_number] => 20180070920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-15 [patent_title] => 'FLEXIBLE CIRCUIT WITH REDUNDANT CONNECTION POINTS FOR ULTRASOUND ARRAY' [patent_app_type] => utility [patent_app_number] => 15/699771 [patent_app_country] => US [patent_app_date] => 2017-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3739 [patent_no_of_claims] => 20 [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] => 15699771 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/699771
Flexible circuit with redundant connection points for ultrasound array Sep 7, 2017 Issued
Array ( [id] => 12873325 [patent_doc_number] => 20180182950 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-28 [patent_title] => ELASTIC WAVE DEVICE [patent_app_type] => utility [patent_app_number] => 15/698877 [patent_app_country] => US [patent_app_date] => 2017-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4091 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 15698877 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/698877
Elastic wave device Sep 7, 2017 Issued
Array ( [id] => 12129468 [patent_doc_number] => 20180013054 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-11 [patent_title] => 'MOTHER PIEZOELECTRIC ELEMENT, LAMINATED PIEZOELECTRIC ELEMENT, AND MANUFACTURING METHOD FOR LAMINATED PIEZOELECTRIC ELEMENT' [patent_app_type] => utility [patent_app_number] => 15/698983 [patent_app_country] => US [patent_app_date] => 2017-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5866 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 15698983 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/698983
Mother piezoelectric element, laminated piezoelectric element, and manufacturing method for laminated piezoelectric element Sep 7, 2017 Issued
Array ( [id] => 16173094 [patent_doc_number] => 10714675 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-14 [patent_title] => Piezoelectric device and method of fabricating the same [patent_app_type] => utility [patent_app_number] => 15/697692 [patent_app_country] => US [patent_app_date] => 2017-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 31 [patent_no_of_words] => 7694 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15697692 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/697692
Piezoelectric device and method of fabricating the same Sep 6, 2017 Issued
Array ( [id] => 12779878 [patent_doc_number] => 20180151794 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-31 [patent_title] => ELECTRONIC COMPONENT AND METHOD OF FABRICATING THE SAME [patent_app_type] => utility [patent_app_number] => 15/697812 [patent_app_country] => US [patent_app_date] => 2017-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4396 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15697812 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/697812
ELECTRONIC COMPONENT AND METHOD OF FABRICATING THE SAME Sep 6, 2017 Abandoned
Array ( [id] => 14564917 [patent_doc_number] => 20190210065 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-11 [patent_title] => Apparatus for Producing Haptic Feedback and Electronic Device [patent_app_type] => utility [patent_app_number] => 16/331514 [patent_app_country] => US [patent_app_date] => 2017-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3661 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16331514 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/331514
Apparatus for producing haptic feedback and electronic device Sep 5, 2017 Issued
Array ( [id] => 12189348 [patent_doc_number] => 20180048284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-02-15 [patent_title] => 'RESONATOR' [patent_app_type] => utility [patent_app_number] => 15/695505 [patent_app_country] => US [patent_app_date] => 2017-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 12848 [patent_no_of_claims] => 20 [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] => 15695505 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/695505
Resonator Sep 4, 2017 Issued
Array ( [id] => 13263931 [patent_doc_number] => 10144035 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-12-04 [patent_title] => Low-frequency sound source for underwater sound propagation research and calibration [patent_app_type] => utility [patent_app_number] => 15/684767 [patent_app_country] => US [patent_app_date] => 2017-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 13181 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15684767 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/684767
Low-frequency sound source for underwater sound propagation research and calibration Aug 22, 2017 Issued
Array ( [id] => 12376332 [patent_doc_number] => 09960339 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-01 [patent_title] => Piezoelectric actuator [patent_app_type] => utility [patent_app_number] => 15/684497 [patent_app_country] => US [patent_app_date] => 2017-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 10341 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15684497 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/684497
Piezoelectric actuator Aug 22, 2017 Issued
Array ( [id] => 12217172 [patent_doc_number] => 20180055531 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-01 [patent_title] => 'ELECTRICAL AND THERMAL CONNECTIONS FOR ULTRASONIC TRANSDUCER' [patent_app_type] => utility [patent_app_number] => 15/679952 [patent_app_country] => US [patent_app_date] => 2017-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 17487 [patent_no_of_claims] => 21 [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] => 15679952 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/679952
Electrical and thermal connections for ultrasonic transducer Aug 16, 2017 Issued
Array ( [id] => 13710411 [patent_doc_number] => 20170366160 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-21 [patent_title] => ELASTIC WAVE DEVICE AND MANUFACTURING METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 15/679327 [patent_app_country] => US [patent_app_date] => 2017-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4765 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15679327 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/679327
Elastic wave device and manufacturing method therefor Aug 16, 2017 Issued
Array ( [id] => 12217737 [patent_doc_number] => 20180056095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-01 [patent_title] => 'ULTRASONIC TRANSDUCER TO WAVEGUIDE ACOUSTIC COUPLING, CONNECTIONS, AND CONFIGURATIONS' [patent_app_type] => utility [patent_app_number] => 15/679959 [patent_app_country] => US [patent_app_date] => 2017-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 35 [patent_no_of_words] => 22656 [patent_no_of_claims] => 29 [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] => 15679959 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/679959
Ultrasonic transducer to waveguide acoustic coupling, connections, and configurations Aug 16, 2017 Issued
Array ( [id] => 17166800 [patent_doc_number] => 11152914 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-19 [patent_title] => Elastic wave device and method for manufacturing the same [patent_app_type] => utility [patent_app_number] => 15/679324 [patent_app_country] => US [patent_app_date] => 2017-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 30 [patent_no_of_words] => 7778 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15679324 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/679324
Elastic wave device and method for manufacturing the same Aug 16, 2017 Issued
Array ( [id] => 13710299 [patent_doc_number] => 20170366104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-21 [patent_title] => CAPACITIVE ELECTROMECHANICAL TRANSDUCER [patent_app_type] => utility [patent_app_number] => 15/680061 [patent_app_country] => US [patent_app_date] => 2017-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5007 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 15680061 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/680061
CAPACITIVE ELECTROMECHANICAL TRANSDUCER Aug 16, 2017 Abandoned
Array ( [id] => 17181885 [patent_doc_number] => 11159139 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-26 [patent_title] => Elastic wave device and method of manufacturing the same [patent_app_type] => utility [patent_app_number] => 15/673442 [patent_app_country] => US [patent_app_date] => 2017-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5833 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15673442 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/673442
Elastic wave device and method of manufacturing the same Aug 9, 2017 Issued
Array ( [id] => 15916755 [patent_doc_number] => 10655611 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-19 [patent_title] => Method and apparatus for harvesting energy based on the random occurrence of common direction molecules [patent_app_type] => utility [patent_app_number] => 15/670783 [patent_app_country] => US [patent_app_date] => 2017-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4725 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15670783 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/670783
Method and apparatus for harvesting energy based on the random occurrence of common direction molecules Aug 6, 2017 Issued
Array ( [id] => 15251491 [patent_doc_number] => 10511279 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-17 [patent_title] => Elastic wave device and method for manufacturing the same [patent_app_type] => utility [patent_app_number] => 15/666596 [patent_app_country] => US [patent_app_date] => 2017-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 41 [patent_no_of_words] => 12187 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15666596 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/666596
Elastic wave device and method for manufacturing the same Aug 1, 2017 Issued
Array ( [id] => 15950285 [patent_doc_number] => 10663040 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-26 [patent_title] => Method and precision nanopositioning apparatus with compact vertical and horizontal linear nanopositioning flexure stages for implementing enhanced nanopositioning performance [patent_app_type] => utility [patent_app_number] => 15/662086 [patent_app_country] => US [patent_app_date] => 2017-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 3931 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15662086 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/662086
Method and precision nanopositioning apparatus with compact vertical and horizontal linear nanopositioning flexure stages for implementing enhanced nanopositioning performance Jul 26, 2017 Issued
Array ( [id] => 14477509 [patent_doc_number] => 20190190405 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-20 [patent_title] => POWER GENERATING ELEMENT [patent_app_type] => utility [patent_app_number] => 15/759482 [patent_app_country] => US [patent_app_date] => 2017-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15759482 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/759482
Power generating element Jul 25, 2017 Issued
Array ( [id] => 15040083 [patent_doc_number] => 20190331046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => Actuator For A Piezo Actuator Of An Injection Valve [patent_app_type] => utility [patent_app_number] => 16/319394 [patent_app_country] => US [patent_app_date] => 2017-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4322 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16319394 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/319394
Actuator for a piezo actuator of an injection valve Jul 11, 2017 Issued
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