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] => 10696072 [patent_doc_number] => 20160042217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-02-11 [patent_title] => 'FINGERPRINT SENSOR AND TOUCH DEVICE INCLUDING THE SAME' [patent_app_type] => utility [patent_app_number] => 14/814572 [patent_app_country] => US [patent_app_date] => 2015-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 8392 [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] => 14814572 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/814572
Fingerprint sensor and touch device including the same Jul 30, 2015 Issued
Array ( [id] => 13137811 [patent_doc_number] => 10086217 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-02 [patent_title] => Electrosurgical ultrasonic vessel sealing and dissecting system [patent_app_type] => utility [patent_app_number] => 14/797301 [patent_app_country] => US [patent_app_date] => 2015-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 7106 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14797301 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/797301
Electrosurgical ultrasonic vessel sealing and dissecting system Jul 12, 2015 Issued
Array ( [id] => 11711352 [patent_doc_number] => 20170179850 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-22 [patent_title] => 'AN ELECTROMECHANICAL TRANSDUCER' [patent_app_type] => utility [patent_app_number] => 15/324421 [patent_app_country] => US [patent_app_date] => 2015-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 11945 [patent_no_of_claims] => 21 [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] => 15324421 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/324421
Electromechanical transducer Jul 6, 2015 Issued
Array ( [id] => 10418821 [patent_doc_number] => 20150303832 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-22 [patent_title] => 'VIBRATION ELEMENT, MANUFACTURING METHOD THEREOF, AND VIBRATION WAVE ACTUATOR' [patent_app_type] => utility [patent_app_number] => 14/790383 [patent_app_country] => US [patent_app_date] => 2015-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7646 [patent_no_of_claims] => 13 [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] => 14790383 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/790383
VIBRATION ELEMENT, MANUFACTURING METHOD THEREOF, AND VIBRATION WAVE ACTUATOR Jul 1, 2015 Abandoned
Array ( [id] => 11351170 [patent_doc_number] => 20160369910 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-22 [patent_title] => 'MULTI-FUNCTION VALVE' [patent_app_type] => utility [patent_app_number] => 14/740492 [patent_app_country] => US [patent_app_date] => 2015-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4836 [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] => 14740492 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/740492
Multi-function valve Jun 15, 2015 Issued
Array ( [id] => 12574539 [patent_doc_number] => 10020441 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-10 [patent_title] => Piezoelectric transformer device [patent_app_type] => utility [patent_app_number] => 14/740394 [patent_app_country] => US [patent_app_date] => 2015-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3626 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14740394 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/740394
Piezoelectric transformer device Jun 15, 2015 Issued
Array ( [id] => 11648290 [patent_doc_number] => 20170144190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-25 [patent_title] => 'LOW-NOISE ULTRASONIC WAVE FOCUSING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/319725 [patent_app_country] => US [patent_app_date] => 2015-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 11094 [patent_no_of_claims] => 7 [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] => 15319725 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/319725
Low-noise ultrasonic wave focusing apparatus Jun 14, 2015 Issued
Array ( [id] => 14269203 [patent_doc_number] => 10284176 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-05-07 [patent_title] => Temperature compensated surface acoustic wave device and methods of manufacturing the same [patent_app_type] => utility [patent_app_number] => 14/730001 [patent_app_country] => US [patent_app_date] => 2015-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 11660 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14730001 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/730001
Temperature compensated surface acoustic wave device and methods of manufacturing the same Jun 2, 2015 Issued
Array ( [id] => 11060009 [patent_doc_number] => 20160256971 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-08 [patent_title] => 'INTERFACE APPARATUS OF TRANSMISSION' [patent_app_type] => utility [patent_app_number] => 14/728478 [patent_app_country] => US [patent_app_date] => 2015-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1379 [patent_no_of_claims] => 10 [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] => 14728478 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/728478
INTERFACE APPARATUS OF TRANSMISSION Jun 1, 2015 Abandoned
Array ( [id] => 13335915 [patent_doc_number] => 20180219495 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-02 [patent_title] => PHASE-CHOPPING CONTROL OF PIEZOELECTRIC ACTUATORS [patent_app_type] => utility [patent_app_number] => 15/320603 [patent_app_country] => US [patent_app_date] => 2015-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6315 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15320603 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/320603
Phase-chopping control of piezoelectric actuators May 31, 2015 Issued
Array ( [id] => 13770765 [patent_doc_number] => 10177736 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-08 [patent_title] => Bulk acoustic wave resonator comprising multiple acoustic reflectors [patent_app_type] => utility [patent_app_number] => 14/725086 [patent_app_country] => US [patent_app_date] => 2015-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 8581 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14725086 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/725086
Bulk acoustic wave resonator comprising multiple acoustic reflectors May 28, 2015 Issued
Array ( [id] => 13132959 [patent_doc_number] => 10084425 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-25 [patent_title] => Acoustic resonator structure having comprising a plurality of connection-side contacts [patent_app_type] => utility [patent_app_number] => 14/725176 [patent_app_country] => US [patent_app_date] => 2015-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8541 [patent_no_of_claims] => 25 [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] => 14725176 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/725176
Acoustic resonator structure having comprising a plurality of connection-side contacts May 28, 2015 Issued
Array ( [id] => 10464650 [patent_doc_number] => 20150349665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-12-03 [patent_title] => 'PIEZOELECTRIC ACTUATOR AND ROBOT' [patent_app_type] => utility [patent_app_number] => 14/723988 [patent_app_country] => US [patent_app_date] => 2015-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9128 [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] => 14723988 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/723988
PIEZOELECTRIC ACTUATOR AND ROBOT May 27, 2015 Abandoned
Array ( [id] => 11312664 [patent_doc_number] => 20160348774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-01 [patent_title] => 'SPRING MECHANISM AND LINEAR MOTION DISPLACEMENT MECHANISM' [patent_app_type] => utility [patent_app_number] => 14/724272 [patent_app_country] => US [patent_app_date] => 2015-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6928 [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] => 14724272 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/724272
Spring mechanism and linear motion displacement mechanism May 27, 2015 Issued
Array ( [id] => 11316197 [patent_doc_number] => 20160352307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-01 [patent_title] => 'MEMS RESONATOR WITH HIGH QUALITY FACTOR' [patent_app_type] => utility [patent_app_number] => 14/722323 [patent_app_country] => US [patent_app_date] => 2015-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4743 [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] => 14722323 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/722323
MEMS RESONATOR WITH HIGH QUALITY FACTOR May 26, 2015 Abandoned
Array ( [id] => 13174381 [patent_doc_number] => 10103315 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-16 [patent_title] => Electro-mechanical transduction element, manufacturing method of manufacturing electro-mechanical transduction element, droplet discharge head, and droplet discharge device [patent_app_type] => utility [patent_app_number] => 14/715670 [patent_app_country] => US [patent_app_date] => 2015-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 12343 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14715670 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/715670
Electro-mechanical transduction element, manufacturing method of manufacturing electro-mechanical transduction element, droplet discharge head, and droplet discharge device May 18, 2015 Issued
Array ( [id] => 12457965 [patent_doc_number] => 09985194 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-05-29 [patent_title] => Spurious mode suppression in bulk acoustic wave resonator [patent_app_type] => utility [patent_app_number] => 14/711679 [patent_app_country] => US [patent_app_date] => 2015-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5305 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14711679 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/711679
Spurious mode suppression in bulk acoustic wave resonator May 12, 2015 Issued
Array ( [id] => 13170221 [patent_doc_number] => 10101220 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-16 [patent_title] => Displacement detection sensor and operation input device [patent_app_type] => utility [patent_app_number] => 14/707183 [patent_app_country] => US [patent_app_date] => 2015-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 6100 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14707183 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/707183
Displacement detection sensor and operation input device May 7, 2015 Issued
Array ( [id] => 11456533 [patent_doc_number] => 20170050439 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-23 [patent_title] => 'FERROELECTRIC THIN FILM, PIEZOELECTRIC THIN FILM-COATED SUBSTRATE, PIEZOELECTRIC ACTUATOR, INKJET HEAD, AND INKJET PRINTER' [patent_app_type] => utility [patent_app_number] => 15/308489 [patent_app_country] => US [patent_app_date] => 2015-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 14969 [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] => 15308489 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/308489
FERROELECTRIC THIN FILM, PIEZOELECTRIC THIN FILM-COATED SUBSTRATE, PIEZOELECTRIC ACTUATOR, INKJET HEAD, AND INKJET PRINTER Apr 26, 2015 Abandoned
Array ( [id] => 11623389 [patent_doc_number] => 20170133578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-11 [patent_title] => 'PIEZOELECTRIC ELEMENT, AND ACOUSTIC GENERATOR, ACOUSTIC GENERATION DEVICE, AND ELECTRONIC APPARATUS EMPLOYING SAME' [patent_app_type] => utility [patent_app_number] => 15/319070 [patent_app_country] => US [patent_app_date] => 2015-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8078 [patent_no_of_claims] => 11 [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] => 15319070 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/319070
Piezoelectric element, and acoustic generator, acoustic generation device, and electronic apparatus employing same Apr 26, 2015 Issued
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