
David H Malzahn
Examiner (ID: 9212, Phone: (571)272-3727 , Office: P/2182 )
| Most Active Art Unit | 2193 |
| Art Unit(s) | 2787, 2124, 2301, 2182, 2302, 2306, 2307, 2121, 2193, 2183, 2786 |
| Total Applications | 3174 |
| Issued Applications | 2742 |
| Pending Applications | 60 |
| Abandoned Applications | 371 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 7248115
[patent_doc_number] => 20050141723
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-06-30
[patent_title] => '3D audio signal processing system using rigid sphere and method thereof'
[patent_app_type] => utility
[patent_app_number] => 10/972029
[patent_app_country] => US
[patent_app_date] => 2004-10-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 4617
[patent_no_of_claims] => 13
[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/A1/0141/20050141723.pdf
[firstpage_image] =>[orig_patent_app_number] => 10972029
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/972029 | 3D audio signal processing system using rigid sphere and method thereof | Oct 21, 2004 | Issued |
Array
(
[id] => 7158160
[patent_doc_number] => 20050084116
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-04-21
[patent_title] => 'Detecting acoustic echoes using microphone arrays'
[patent_app_type] => utility
[patent_app_number] => 10/971213
[patent_app_country] => US
[patent_app_date] => 2004-10-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 2227
[patent_no_of_claims] => 9
[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/A1/0084/20050084116.pdf
[firstpage_image] =>[orig_patent_app_number] => 10971213
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/971213 | Detecting acoustic echoes using microphone arrays | Oct 20, 2004 | Issued |
Array
(
[id] => 4505863
[patent_doc_number] => 07949141
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2011-05-24
[patent_title] => 'Processing audio signals with head related transfer function filters and a reverberator'
[patent_app_type] => utility
[patent_app_number] => 10/970123
[patent_app_country] => US
[patent_app_date] => 2004-10-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 12
[patent_no_of_words] => 7110
[patent_no_of_claims] => 52
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 208
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/949/07949141.pdf
[firstpage_image] =>[orig_patent_app_number] => 10970123
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/970123 | Processing audio signals with head related transfer function filters and a reverberator | Oct 20, 2004 | Issued |
Array
(
[id] => 7126552
[patent_doc_number] => 20050058296
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-03-17
[patent_title] => 'Radio receiver'
[patent_app_type] => utility
[patent_app_number] => 10/968956
[patent_app_country] => US
[patent_app_date] => 2004-10-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3200
[patent_no_of_claims] => 2
[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/A1/0058/20050058296.pdf
[firstpage_image] =>[orig_patent_app_number] => 10968956
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/968956 | Radio receiver | Oct 20, 2004 | Abandoned |
Array
(
[id] => 197681
[patent_doc_number] => 07636446
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2009-12-22
[patent_title] => 'State machine enabling auto-recovery of short-circuited class D audio amplifiers'
[patent_app_type] => utility
[patent_app_number] => 10/969103
[patent_app_country] => US
[patent_app_date] => 2004-10-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 2370
[patent_no_of_claims] => 30
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 103
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/636/07636446.pdf
[firstpage_image] =>[orig_patent_app_number] => 10969103
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/969103 | State machine enabling auto-recovery of short-circuited class D audio amplifiers | Oct 18, 2004 | Issued |
Array
(
[id] => 7135155
[patent_doc_number] => 20050180523
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-08-18
[patent_title] => 'Wireless digital signal transmission method'
[patent_app_type] => utility
[patent_app_number] => 10/970055
[patent_app_country] => US
[patent_app_date] => 2004-10-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 2457
[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] => publications/A1/0180/20050180523.pdf
[firstpage_image] =>[orig_patent_app_number] => 10970055
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/970055 | Wireless digital signal transmission method | Oct 18, 2004 | Abandoned |
Array
(
[id] => 275533
[patent_doc_number] => 07561703
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2009-07-14
[patent_title] => 'Audio system, audio apparatus, and method for performing audio signal output processing'
[patent_app_type] => utility
[patent_app_number] => 10/968470
[patent_app_country] => US
[patent_app_date] => 2004-10-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 9
[patent_no_of_words] => 5569
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 111
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/561/07561703.pdf
[firstpage_image] =>[orig_patent_app_number] => 10968470
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/968470 | Audio system, audio apparatus, and method for performing audio signal output processing | Oct 18, 2004 | Issued |
Array
(
[id] => 6990141
[patent_doc_number] => 20050089178
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-04-28
[patent_title] => 'Signal converter, output amplifying device, audio apparatus, and transmitting and receiving system'
[patent_app_type] => utility
[patent_app_number] => 10/967529
[patent_app_country] => US
[patent_app_date] => 2004-10-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 29
[patent_figures_cnt] => 29
[patent_no_of_words] => 10314
[patent_no_of_claims] => 15
[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/A1/0089/20050089178.pdf
[firstpage_image] =>[orig_patent_app_number] => 10967529
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/967529 | Signal converter, output amplifying device, audio apparatus, and transmitting and receiving system | Oct 17, 2004 | Issued |
Array
(
[id] => 6977014
[patent_doc_number] => 20050286730
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-12-29
[patent_title] => 'Loudspeaker system providing improved sound presence and frequency response in mid and high frequency ranges'
[patent_app_type] => utility
[patent_app_number] => 10/966982
[patent_app_country] => US
[patent_app_date] => 2004-10-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3127
[patent_no_of_claims] => 12
[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/A1/0286/20050286730.pdf
[firstpage_image] =>[orig_patent_app_number] => 10966982
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/966982 | Loudspeaker system providing improved sound presence and frequency response in mid and high frequency ranges | Oct 14, 2004 | Issued |
Array
(
[id] => 5812513
[patent_doc_number] => 20060083384
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2006-04-20
[patent_title] => 'Amplitude and phase compensator for BTSC encoder'
[patent_app_type] => utility
[patent_app_number] => 10/966877
[patent_app_country] => US
[patent_app_date] => 2004-10-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 7693
[patent_no_of_claims] => 26
[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/A1/0083/20060083384.pdf
[firstpage_image] =>[orig_patent_app_number] => 10966877
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/966877 | Amplitude and phase compensator for BTSC encoder | Oct 14, 2004 | Abandoned |
Array
(
[id] => 323954
[patent_doc_number] => 07519195
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2009-04-14
[patent_title] => 'Sound system for industrial tool chests'
[patent_app_type] => utility
[patent_app_number] => 10/946699
[patent_app_country] => US
[patent_app_date] => 2004-09-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 4094
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 433
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/519/07519195.pdf
[firstpage_image] =>[orig_patent_app_number] => 10946699
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/946699 | Sound system for industrial tool chests | Sep 21, 2004 | Issued |
Array
(
[id] => 5826161
[patent_doc_number] => 20060062407
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2006-03-23
[patent_title] => 'Sound card having feedback calibration loop'
[patent_app_type] => utility
[patent_app_number] => 10/947086
[patent_app_country] => US
[patent_app_date] => 2004-09-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 3390
[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] => publications/A1/0062/20060062407.pdf
[firstpage_image] =>[orig_patent_app_number] => 10947086
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/947086 | Sound card having feedback calibration loop | Sep 21, 2004 | Abandoned |
Array
(
[id] => 8205544
[patent_doc_number] => 08189818
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2012-05-29
[patent_title] => 'Electronic apparatus capable of always executing proper noise canceling regardless of display screen state, and voice input method for the apparatus'
[patent_app_type] => utility
[patent_app_number] => 10/944871
[patent_app_country] => US
[patent_app_date] => 2004-09-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 7
[patent_no_of_words] => 3294
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 373
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/08/189/08189818.pdf
[firstpage_image] =>[orig_patent_app_number] => 10944871
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/944871 | Electronic apparatus capable of always executing proper noise canceling regardless of display screen state, and voice input method for the apparatus | Sep 20, 2004 | Issued |
Array
(
[id] => 26712
[patent_doc_number] => 07796764
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-09-14
[patent_title] => 'Method and device for reproducing a binaural output signal generated from a monaural input signal'
[patent_app_type] => utility
[patent_app_number] => 10/945789
[patent_app_country] => US
[patent_app_date] => 2004-09-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 3687
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 199
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/796/07796764.pdf
[firstpage_image] =>[orig_patent_app_number] => 10945789
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/945789 | Method and device for reproducing a binaural output signal generated from a monaural input signal | Sep 20, 2004 | Issued |
Array
(
[id] => 5826168
[patent_doc_number] => 20060062414
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2006-03-23
[patent_title] => 'Loudspeaker rotary mechanism attached to a display'
[patent_app_type] => utility
[patent_app_number] => 10/944187
[patent_app_country] => US
[patent_app_date] => 2004-09-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 1295
[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/A1/0062/20060062414.pdf
[firstpage_image] =>[orig_patent_app_number] => 10944187
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/944187 | Loudspeaker rotary mechanism attached to a display | Sep 19, 2004 | Abandoned |
Array
(
[id] => 5719994
[patent_doc_number] => 20060072767
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2006-04-06
[patent_title] => 'Method and apparatus for multi-sensory speech enhancement'
[patent_app_type] => utility
[patent_app_number] => 10/944235
[patent_app_country] => US
[patent_app_date] => 2004-09-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 6410
[patent_no_of_claims] => 26
[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/A1/0072/20060072767.pdf
[firstpage_image] =>[orig_patent_app_number] => 10944235
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/944235 | Method and apparatus for multi-sensory speech enhancement | Sep 16, 2004 | Issued |
Array
(
[id] => 8872169
[patent_doc_number] => 08467552
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2013-06-18
[patent_title] => 'Asymmetric HRTF/ITD storage for 3D sound positioning'
[patent_app_type] => utility
[patent_app_number] => 10/943516
[patent_app_country] => US
[patent_app_date] => 2004-09-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 6
[patent_no_of_words] => 3236
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 268
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 10943516
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/943516 | Asymmetric HRTF/ITD storage for 3D sound positioning | Sep 16, 2004 | Issued |
Array
(
[id] => 7128160
[patent_doc_number] => 20050059904
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-03-17
[patent_title] => 'Device and method for determining a hearing range'
[patent_app_type] => utility
[patent_app_number] => 10/944592
[patent_app_country] => US
[patent_app_date] => 2004-09-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1299
[patent_no_of_claims] => 13
[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/A1/0059/20050059904.pdf
[firstpage_image] =>[orig_patent_app_number] => 10944592
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/944592 | Device and method for determining a hearing range | Sep 16, 2004 | Abandoned |
Array
(
[id] => 7009834
[patent_doc_number] => 20050063550
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-03-24
[patent_title] => 'Sound image localization setting apparatus, method and program'
[patent_app_type] => utility
[patent_app_number] => 10/943422
[patent_app_country] => US
[patent_app_date] => 2004-09-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 7187
[patent_no_of_claims] => 15
[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/A1/0063/20050063550.pdf
[firstpage_image] =>[orig_patent_app_number] => 10943422
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/943422 | Sound image localization setting apparatus, method and program | Sep 16, 2004 | Abandoned |
Array
(
[id] => 6965544
[patent_doc_number] => 20050232441
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-10-20
[patent_title] => 'Method for optimal microphone array design under uniform acoustic coupling constraints'
[patent_app_type] => utility
[patent_app_number] => 10/941961
[patent_app_country] => US
[patent_app_date] => 2004-09-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 2605
[patent_no_of_claims] => 2
[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/A1/0232/20050232441.pdf
[firstpage_image] =>[orig_patent_app_number] => 10941961
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/941961 | Method for optimal microphone array design under uniform acoustic coupling constraints | Sep 15, 2004 | Issued |