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] => 4600926 [patent_doc_number] => 07977853 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-07-12 [patent_title] => 'Piezoelectric device, and liquid discharge device using the piezoelectric device' [patent_app_type] => utility [patent_app_number] => 12/195150 [patent_app_country] => US [patent_app_date] => 2008-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 8076 [patent_no_of_claims] => 6 [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] => patents/07/977/07977853.pdf [firstpage_image] =>[orig_patent_app_number] => 12195150 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/195150
Piezoelectric device, and liquid discharge device using the piezoelectric device Aug 19, 2008 Issued
Array ( [id] => 7713614 [patent_doc_number] => 08093782 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-01-10 [patent_title] => 'Specialized, high performance, ultrasound transducer substrates and related method thereof' [patent_app_type] => utility [patent_app_number] => 12/191839 [patent_app_country] => US [patent_app_date] => 2008-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5940 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/093/08093782.pdf [firstpage_image] =>[orig_patent_app_number] => 12191839 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/191839
Specialized, high performance, ultrasound transducer substrates and related method thereof Aug 13, 2008 Issued
Array ( [id] => 6264890 [patent_doc_number] => 20100253183 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-07 [patent_title] => 'PIEZOELECTRIC FILM SENSOR' [patent_app_type] => utility [patent_app_number] => 12/675674 [patent_app_country] => US [patent_app_date] => 2008-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4816 [patent_no_of_claims] => 9 [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/A1/0253/20100253183.pdf [firstpage_image] =>[orig_patent_app_number] => 12675674 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/675674
PIEZOELECTRIC FILM SENSOR Aug 7, 2008 Abandoned
Array ( [id] => 5448441 [patent_doc_number] => 20090064476 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-12 [patent_title] => 'PIEZOELECTRIC MATERIALS BASED ON FLEXOELECTRIC CHARGE SEPARATION AND THEIR FABRICATION' [patent_app_type] => utility [patent_app_number] => 12/179807 [patent_app_country] => US [patent_app_date] => 2008-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 12474 [patent_no_of_claims] => 17 [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/A1/0064/20090064476.pdf [firstpage_image] =>[orig_patent_app_number] => 12179807 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/179807
PIEZOELECTRIC MATERIALS BASED ON FLEXOELECTRIC CHARGE SEPARATION AND THEIR FABRICATION Jul 24, 2008 Abandoned
Array ( [id] => 4776286 [patent_doc_number] => 20080284284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-20 [patent_title] => 'RESONANT ACTUATOR' [patent_app_type] => utility [patent_app_number] => 12/172463 [patent_app_country] => US [patent_app_date] => 2008-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 8702 [patent_no_of_claims] => 18 [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/A1/0284/20080284284.pdf [firstpage_image] =>[orig_patent_app_number] => 12172463 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/172463
RESONANT ACTUATOR Jul 13, 2008 Abandoned
Array ( [id] => 8797633 [patent_doc_number] => 08436509 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-05-07 [patent_title] => 'High-frequency shear-horizontal surface acoustic wave sensor' [patent_app_type] => utility [patent_app_number] => 12/169239 [patent_app_country] => US [patent_app_date] => 2008-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 5073 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12169239 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/169239
High-frequency shear-horizontal surface acoustic wave sensor Jul 7, 2008 Issued
Array ( [id] => 5444471 [patent_doc_number] => 20090045697 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-19 [patent_title] => 'PIEZOELECTRIC TRANSFORMER TYPE HIGH-VOLTAGE POWER APPARATUS AND IMAGE FORMING APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/169210 [patent_app_country] => US [patent_app_date] => 2008-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 16940 [patent_no_of_claims] => 20 [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/A1/0045/20090045697.pdf [firstpage_image] =>[orig_patent_app_number] => 12169210 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/169210
Piezoelectric transformer type high-voltage power apparatus and image forming apparatus Jul 7, 2008 Issued
Array ( [id] => 7527958 [patent_doc_number] => 08044555 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-10-25 [patent_title] => 'Driving apparatus' [patent_app_type] => utility [patent_app_number] => 12/163662 [patent_app_country] => US [patent_app_date] => 2008-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 4320 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/044/08044555.pdf [firstpage_image] =>[orig_patent_app_number] => 12163662 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/163662
Driving apparatus Jun 26, 2008 Issued
Array ( [id] => 8470498 [patent_doc_number] => 08299678 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-10-30 [patent_title] => 'Surface acoustic wave device and method for production of same' [patent_app_type] => utility [patent_app_number] => 12/667008 [patent_app_country] => US [patent_app_date] => 2008-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 32 [patent_no_of_words] => 11157 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12667008 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/667008
Surface acoustic wave device and method for production of same May 29, 2008 Issued
Array ( [id] => 4708482 [patent_doc_number] => 20080297008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-04 [patent_title] => 'TUNING FORK RESONATOR ELEMENT AND TURNING FORK RESONATOR' [patent_app_type] => utility [patent_app_number] => 12/128905 [patent_app_country] => US [patent_app_date] => 2008-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6952 [patent_no_of_claims] => 14 [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/A1/0297/20080297008.pdf [firstpage_image] =>[orig_patent_app_number] => 12128905 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/128905
Tuning fork resonator element and tuning fork resonator May 28, 2008 Issued
Array ( [id] => 8969285 [patent_doc_number] => 08508101 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-13 [patent_title] => 'Elastic boundary wave substrate and elastic boundary wave functional element using the substrate' [patent_app_type] => utility [patent_app_number] => 12/601687 [patent_app_country] => US [patent_app_date] => 2008-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 21 [patent_no_of_words] => 5338 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12601687 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/601687
Elastic boundary wave substrate and elastic boundary wave functional element using the substrate May 27, 2008 Issued
Array ( [id] => 4583759 [patent_doc_number] => 07834523 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-11-16 [patent_title] => 'Vibration actuator' [patent_app_type] => utility [patent_app_number] => 12/114839 [patent_app_country] => US [patent_app_date] => 2008-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 22 [patent_no_of_words] => 9116 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/834/07834523.pdf [firstpage_image] =>[orig_patent_app_number] => 12114839 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/114839
Vibration actuator May 4, 2008 Issued
Array ( [id] => 6193415 [patent_doc_number] => 20110025169 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-03 [patent_title] => 'PIEZOELECTRIC DRIVE UNIT' [patent_app_type] => utility [patent_app_number] => 12/599245 [patent_app_country] => US [patent_app_date] => 2008-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5934 [patent_no_of_claims] => 24 [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/A1/0025/20110025169.pdf [firstpage_image] =>[orig_patent_app_number] => 12599245 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/599245
PIEZOELECTRIC DRIVE UNIT Apr 28, 2008 Abandoned
Array ( [id] => 4737491 [patent_doc_number] => 20080231143 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-25 [patent_title] => 'PIEZOELECTRIC MOVEMENT DEVICE' [patent_app_type] => utility [patent_app_number] => 12/107941 [patent_app_country] => US [patent_app_date] => 2008-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7369 [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] => publications/A1/0231/20080231143.pdf [firstpage_image] =>[orig_patent_app_number] => 12107941 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/107941
PIEZOELECTRIC MOVEMENT DEVICE Apr 22, 2008 Abandoned
Array ( [id] => 8237723 [patent_doc_number] => 20120146461 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-14 [patent_title] => 'Electromechanical Motor Especially a Piezoelectric Microstepper Motor' [patent_app_type] => utility [patent_app_number] => 12/600719 [patent_app_country] => US [patent_app_date] => 2008-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5428 [patent_no_of_claims] => 17 [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] => 12600719 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/600719
Electromechanical motor especially a piezoelectric microstepper motor Apr 22, 2008 Issued
Array ( [id] => 4884248 [patent_doc_number] => 20080258580 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-23 [patent_title] => 'Reliability Improvement For Piezoelectric Imaging Array Device' [patent_app_type] => utility [patent_app_number] => 12/106952 [patent_app_country] => US [patent_app_date] => 2008-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2649 [patent_no_of_claims] => 24 [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/A1/0258/20080258580.pdf [firstpage_image] =>[orig_patent_app_number] => 12106952 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/106952
Reliability Improvement For Piezoelectric Imaging Array Device Apr 20, 2008 Abandoned
Array ( [id] => 8956654 [patent_doc_number] => 08502435 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-06 [patent_title] => 'Piezoelectric ceramic composition and piezoelectric device' [patent_app_type] => utility [patent_app_number] => 12/596117 [patent_app_country] => US [patent_app_date] => 2008-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 5292 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12596117 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/596117
Piezoelectric ceramic composition and piezoelectric device Apr 16, 2008 Issued
Array ( [id] => 4856956 [patent_doc_number] => 20080265806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-30 [patent_title] => 'Method of driving a driving device' [patent_app_type] => utility [patent_app_number] => 12/148253 [patent_app_country] => US [patent_app_date] => 2008-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6640 [patent_no_of_claims] => 5 [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/A1/0265/20080265806.pdf [firstpage_image] =>[orig_patent_app_number] => 12148253 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/148253
Method of driving a driving device Apr 16, 2008 Issued
Array ( [id] => 5531034 [patent_doc_number] => 20090230822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-17 [patent_title] => 'Patterned ultrasonic transducers' [patent_app_type] => utility [patent_app_number] => 12/081378 [patent_app_country] => US [patent_app_date] => 2008-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 13366 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0230/20090230822.pdf [firstpage_image] =>[orig_patent_app_number] => 12081378 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/081378
Patterned ultrasonic transducers Apr 14, 2008 Issued
Array ( [id] => 7998139 [patent_doc_number] => 08080917 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-12-20 [patent_title] => 'Driving apparatus, holding apparatus, exposure apparatus, and device fabrication method' [patent_app_type] => utility [patent_app_number] => 12/100044 [patent_app_country] => US [patent_app_date] => 2008-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5965 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/080/08080917.pdf [firstpage_image] =>[orig_patent_app_number] => 12100044 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/100044
Driving apparatus, holding apparatus, exposure apparatus, and device fabrication method Apr 8, 2008 Issued
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