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] => 4583774 [patent_doc_number] => 07834526 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-11-16 [patent_title] => 'Contour resonator' [patent_app_type] => utility [patent_app_number] => 12/099538 [patent_app_country] => US [patent_app_date] => 2008-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 25 [patent_no_of_words] => 10879 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 312 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/834/07834526.pdf [firstpage_image] =>[orig_patent_app_number] => 12099538 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/099538
Contour resonator Apr 7, 2008 Issued
Array ( [id] => 25084 [patent_doc_number] => 07795780 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-14 [patent_title] => 'Phase-locked loop and method for operating an electromechanical system' [patent_app_type] => utility [patent_app_number] => 12/080857 [patent_app_country] => US [patent_app_date] => 2008-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 6837 [patent_no_of_claims] => 13 [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] => patents/07/795/07795780.pdf [firstpage_image] =>[orig_patent_app_number] => 12080857 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/080857
Phase-locked loop and method for operating an electromechanical system Apr 6, 2008 Issued
Array ( [id] => 160311 [patent_doc_number] => 07675223 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-03-09 [patent_title] => 'Clip' [patent_app_type] => utility [patent_app_number] => 12/080518 [patent_app_country] => US [patent_app_date] => 2008-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2486 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/675/07675223.pdf [firstpage_image] =>[orig_patent_app_number] => 12080518 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/080518
Clip Apr 2, 2008 Issued
Array ( [id] => 14638 [patent_doc_number] => 07808161 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-10-05 [patent_title] => 'Piezoelectric ceramic composition and piezoelectric device' [patent_app_type] => utility [patent_app_number] => 12/055079 [patent_app_country] => US [patent_app_date] => 2008-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4820 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/808/07808161.pdf [firstpage_image] =>[orig_patent_app_number] => 12055079 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/055079
Piezoelectric ceramic composition and piezoelectric device Mar 24, 2008 Issued
Array ( [id] => 6552364 [patent_doc_number] => 20100127599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-27 [patent_title] => 'ULTRASONIC TRANSDUCER' [patent_app_type] => utility [patent_app_number] => 12/593954 [patent_app_country] => US [patent_app_date] => 2008-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3283 [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] => publications/A1/0127/20100127599.pdf [firstpage_image] =>[orig_patent_app_number] => 12593954 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/593954
Ultrasonic transducer Mar 19, 2008 Issued
Array ( [id] => 4817312 [patent_doc_number] => 20080224571 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-18 [patent_title] => 'PIEZOELECTRIC ELEMENT, LIQUID JET HEAD AND PRINTER' [patent_app_type] => utility [patent_app_number] => 12/048268 [patent_app_country] => US [patent_app_date] => 2008-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6256 [patent_no_of_claims] => 10 [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] => publications/A1/0224/20080224571.pdf [firstpage_image] =>[orig_patent_app_number] => 12048268 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/048268
PIEZOELECTRIC ELEMENT, LIQUID JET HEAD AND PRINTER Mar 13, 2008 Abandoned
Array ( [id] => 6412731 [patent_doc_number] => 20100141089 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-10 [patent_title] => 'TRIGGER CIRCUIT AND TRIGGERING METHOD FOR A PIEZOELCTRIC ELEMENT' [patent_app_type] => utility [patent_app_number] => 12/449901 [patent_app_country] => US [patent_app_date] => 2008-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4012 [patent_no_of_claims] => 11 [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] => publications/A1/0141/20100141089.pdf [firstpage_image] =>[orig_patent_app_number] => 12449901 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/449901
TRIGGER CIRCUIT AND TRIGGERING METHOD FOR A PIEZOELCTRIC ELEMENT Mar 10, 2008 Abandoned
Array ( [id] => 6244713 [patent_doc_number] => 20100135717 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-03 [patent_title] => 'Vibration Coupling Unit' [patent_app_type] => utility [patent_app_number] => 12/594593 [patent_app_country] => US [patent_app_date] => 2008-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3273 [patent_no_of_claims] => 22 [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] => publications/A1/0135/20100135717.pdf [firstpage_image] =>[orig_patent_app_number] => 12594593 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/594593
Vibration coupling unit Mar 6, 2008 Issued
Array ( [id] => 14798 [patent_doc_number] => 07804224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-28 [patent_title] => 'Piezoelectric motor and piezoelectric motor system' [patent_app_type] => utility [patent_app_number] => 12/039319 [patent_app_country] => US [patent_app_date] => 2008-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 5590 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/804/07804224.pdf [firstpage_image] =>[orig_patent_app_number] => 12039319 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/039319
Piezoelectric motor and piezoelectric motor system Feb 27, 2008 Issued
Array ( [id] => 4724315 [patent_doc_number] => 20080203856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-28 [patent_title] => 'PIEZOELECTRIC ELEMENT, LIQUID EJECTION HEAD AND PRINTER' [patent_app_type] => utility [patent_app_number] => 12/038016 [patent_app_country] => US [patent_app_date] => 2008-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6005 [patent_no_of_claims] => 8 [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] => publications/A1/0203/20080203856.pdf [firstpage_image] =>[orig_patent_app_number] => 12038016 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/038016
PIEZOELECTRIC ELEMENT, LIQUID EJECTION HEAD AND PRINTER Feb 26, 2008 Abandoned
Array ( [id] => 4472767 [patent_doc_number] => 07944123 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-05-17 [patent_title] => 'Apparatus and method for harvesting energy for wireless fluid stream sensors' [patent_app_type] => utility [patent_app_number] => 12/033164 [patent_app_country] => US [patent_app_date] => 2008-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 5005 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/944/07944123.pdf [firstpage_image] =>[orig_patent_app_number] => 12033164 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/033164
Apparatus and method for harvesting energy for wireless fluid stream sensors Feb 18, 2008 Issued
Array ( [id] => 274685 [patent_doc_number] => 07560852 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-07-14 [patent_title] => 'Piezoelectric actuator, method for manufacturing piezoelectric actuator, and liquid transporting apparatus' [patent_app_type] => utility [patent_app_number] => 12/070407 [patent_app_country] => US [patent_app_date] => 2008-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 20 [patent_no_of_words] => 8278 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/560/07560852.pdf [firstpage_image] =>[orig_patent_app_number] => 12070407 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/070407
Piezoelectric actuator, method for manufacturing piezoelectric actuator, and liquid transporting apparatus Feb 18, 2008 Issued
Array ( [id] => 8306411 [patent_doc_number] => 08227955 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-07-24 [patent_title] => 'Temperature-activated voltage generator' [patent_app_type] => utility [patent_app_number] => 12/020783 [patent_app_country] => US [patent_app_date] => 2008-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 1907 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12020783 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/020783
Temperature-activated voltage generator Jan 27, 2008 Issued
Array ( [id] => 4843589 [patent_doc_number] => 20080179997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-31 [patent_title] => 'Tuning-fork type piezoelectric unit' [patent_app_type] => utility [patent_app_number] => 12/011507 [patent_app_country] => US [patent_app_date] => 2008-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4919 [patent_no_of_claims] => 4 [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] => publications/A1/0179/20080179997.pdf [firstpage_image] =>[orig_patent_app_number] => 12011507 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/011507
Tuning-fork type piezoelectric unit Jan 27, 2008 Issued
Array ( [id] => 4843584 [patent_doc_number] => 20080179992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-31 [patent_title] => 'Drive device and drive system' [patent_app_type] => utility [patent_app_number] => 12/011260 [patent_app_country] => US [patent_app_date] => 2008-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 15193 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0179/20080179992.pdf [firstpage_image] =>[orig_patent_app_number] => 12011260 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/011260
Drive device and drive system Jan 24, 2008 Issued
Array ( [id] => 5353260 [patent_doc_number] => 20090184604 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-23 [patent_title] => 'COMPACT THERMOACOUSTIC ARRAY ENERGY CONVERTER' [patent_app_type] => utility [patent_app_number] => 12/018762 [patent_app_country] => US [patent_app_date] => 2008-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6314 [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] => publications/A1/0184/20090184604.pdf [firstpage_image] =>[orig_patent_app_number] => 12018762 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/018762
Compact thermoacoustic array energy converter Jan 22, 2008 Issued
Array ( [id] => 5518911 [patent_doc_number] => 20090026892 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-29 [patent_title] => 'MICRO-CANTILEVER' [patent_app_type] => utility [patent_app_number] => 12/018109 [patent_app_country] => US [patent_app_date] => 2008-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5243 [patent_no_of_claims] => 7 [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] => publications/A1/0026/20090026892.pdf [firstpage_image] =>[orig_patent_app_number] => 12018109 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/018109
Micro-cantilever Jan 21, 2008 Issued
Array ( [id] => 5518904 [patent_doc_number] => 20090026885 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-29 [patent_title] => 'ACTUATING DEVICE, FABRICATING METHOD THEREOF, AND MODULE VARIATION CONTROL DEVICE USING THE ACTUATING DEVICE' [patent_app_type] => utility [patent_app_number] => 12/014121 [patent_app_country] => US [patent_app_date] => 2008-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4773 [patent_no_of_claims] => 23 [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] => publications/A1/0026/20090026885.pdf [firstpage_image] =>[orig_patent_app_number] => 12014121 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/014121
Actuating device, fabricating method thereof, and module variation control device using the actuating device Jan 14, 2008 Issued
Array ( [id] => 4763690 [patent_doc_number] => 20080174901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-24 [patent_title] => 'Actuator unit, driving device for information recording/reading head, information recording/reading apparatus, and method for driving the actuator unit' [patent_app_type] => utility [patent_app_number] => 12/008755 [patent_app_country] => US [patent_app_date] => 2008-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7112 [patent_no_of_claims] => 17 [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] => publications/A1/0174/20080174901.pdf [firstpage_image] =>[orig_patent_app_number] => 12008755 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/008755
Actuator unit, driving device for information recording/reading head, information recording/reading apparatus, and method for driving the actuator unit Jan 13, 2008 Issued
Array ( [id] => 9524835 [patent_doc_number] => 08749112 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-06-10 [patent_title] => 'Method for balancing the movement of mobile masses in a bi-linear electrodynamic motor' [patent_app_type] => utility [patent_app_number] => 12/530723 [patent_app_country] => US [patent_app_date] => 2008-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2830 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12530723 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/530723
Method for balancing the movement of mobile masses in a bi-linear electrodynamic motor Jan 10, 2008 Issued
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