Search

Matthew Van Nguyen

Examiner (ID: 15952, Phone: (571)272-2081 , Office: P/2838 )

Most Active Art Unit
2838
Art Unit(s)
2102, 2838, 2839, 2111
Total Applications
3253
Issued Applications
3031
Pending Applications
87
Abandoned Applications
143

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4245348 [patent_doc_number] => 06075684 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Method and arrangement for direct current circuit interruption' [patent_app_type] => 1 [patent_app_number] => 9/046075 [patent_app_country] => US [patent_app_date] => 1998-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 4824 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/075/06075684.pdf [firstpage_image] =>[orig_patent_app_number] => 046075 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/046075
Method and arrangement for direct current circuit interruption Mar 22, 1998 Issued
Array ( [id] => 3914735 [patent_doc_number] => 05898584 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-27 [patent_title] => 'Circuit for supplying power to ceiling fan' [patent_app_type] => 1 [patent_app_number] => 9/046495 [patent_app_country] => US [patent_app_date] => 1998-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1887 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 357 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/898/05898584.pdf [firstpage_image] =>[orig_patent_app_number] => 046495 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/046495
Circuit for supplying power to ceiling fan Mar 22, 1998 Issued
Array ( [id] => 4033919 [patent_doc_number] => 05926383 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-20 [patent_title] => 'Integrated protection circuit for a power converter and method of operation thereof' [patent_app_type] => 1 [patent_app_number] => 9/045425 [patent_app_country] => US [patent_app_date] => 1998-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4761 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/926/05926383.pdf [firstpage_image] =>[orig_patent_app_number] => 045425 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/045425
Integrated protection circuit for a power converter and method of operation thereof Mar 19, 1998 Issued
09/044264 APPARATUS COMPRISING INDUCTIVE AND/OR POWER TRANSFER AND/OR VOLTAGE MULTIPLICATION COMPONENTS Mar 18, 1998 Issued
Array ( [id] => 4050001 [patent_doc_number] => 05909112 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-01 [patent_title] => 'Configuration and test process for semiconductor overcurrent detecting circuit' [patent_app_type] => 1 [patent_app_number] => 9/042695 [patent_app_country] => US [patent_app_date] => 1998-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4375 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/909/05909112.pdf [firstpage_image] =>[orig_patent_app_number] => 042695 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/042695
Configuration and test process for semiconductor overcurrent detecting circuit Mar 16, 1998 Issued
Array ( [id] => 3959765 [patent_doc_number] => 05991169 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-23 [patent_title] => 'Arc welding power supply' [patent_app_type] => 1 [patent_app_number] => 9/039494 [patent_app_country] => US [patent_app_date] => 1998-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5745 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/991/05991169.pdf [firstpage_image] =>[orig_patent_app_number] => 039494 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/039494
Arc welding power supply Mar 15, 1998 Issued
Array ( [id] => 3949692 [patent_doc_number] => 05930121 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Direct drive backlight system' [patent_app_type] => 1 [patent_app_number] => 9/042125 [patent_app_country] => US [patent_app_date] => 1998-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 26 [patent_no_of_words] => 9998 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/930/05930121.pdf [firstpage_image] =>[orig_patent_app_number] => 042125 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/042125
Direct drive backlight system Mar 12, 1998 Issued
Array ( [id] => 4093041 [patent_doc_number] => 06055162 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-25 [patent_title] => 'Self-oscillating DC-DC converter apparatus and method especially adaptable for VHF operation' [patent_app_type] => 1 [patent_app_number] => 9/041213 [patent_app_country] => US [patent_app_date] => 1998-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 4952 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/055/06055162.pdf [firstpage_image] =>[orig_patent_app_number] => 041213 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/041213
Self-oscillating DC-DC converter apparatus and method especially adaptable for VHF operation Mar 11, 1998 Issued
Array ( [id] => 3997550 [patent_doc_number] => 05959856 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-28 [patent_title] => 'DC-to-DC power converter' [patent_app_type] => 1 [patent_app_number] => 9/037245 [patent_app_country] => US [patent_app_date] => 1998-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 3055 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 378 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/959/05959856.pdf [firstpage_image] =>[orig_patent_app_number] => 037245 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/037245
DC-to-DC power converter Mar 8, 1998 Issued
Array ( [id] => 4056713 [patent_doc_number] => 05969436 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-19 [patent_title] => 'Connect/disconnect circuit for a reserve battery and method of operation thereof' [patent_app_type] => 1 [patent_app_number] => 9/032745 [patent_app_country] => US [patent_app_date] => 1998-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2678 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/969/05969436.pdf [firstpage_image] =>[orig_patent_app_number] => 032745 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/032745
Connect/disconnect circuit for a reserve battery and method of operation thereof Feb 26, 1998 Issued
Array ( [id] => 3987998 [patent_doc_number] => 05917716 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-29 [patent_title] => 'Switching mode power supplier having function of protecting circuit from abnormal voltage' [patent_app_type] => 1 [patent_app_number] => 9/026407 [patent_app_country] => US [patent_app_date] => 1998-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4962 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 331 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/917/05917716.pdf [firstpage_image] =>[orig_patent_app_number] => 026407 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/026407
Switching mode power supplier having function of protecting circuit from abnormal voltage Feb 18, 1998 Issued
Array ( [id] => 4218933 [patent_doc_number] => 06028777 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-22 [patent_title] => 'High frequency power supply generator' [patent_app_type] => 1 [patent_app_number] => 9/024994 [patent_app_country] => US [patent_app_date] => 1998-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3239 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/028/06028777.pdf [firstpage_image] =>[orig_patent_app_number] => 024994 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/024994
High frequency power supply generator Feb 16, 1998 Issued
Array ( [id] => 4077833 [patent_doc_number] => 06009007 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Pulse-density-modulated controller with dynamic sequence' [patent_app_type] => 1 [patent_app_number] => 9/022495 [patent_app_country] => US [patent_app_date] => 1998-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 2674 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/009/06009007.pdf [firstpage_image] =>[orig_patent_app_number] => 022495 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/022495
Pulse-density-modulated controller with dynamic sequence Feb 11, 1998 Issued
Array ( [id] => 3956886 [patent_doc_number] => 05982649 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-09 [patent_title] => 'Power supply circuit for a control circuit' [patent_app_type] => 1 [patent_app_number] => 9/021344 [patent_app_country] => US [patent_app_date] => 1998-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 6207 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/982/05982649.pdf [firstpage_image] =>[orig_patent_app_number] => 021344 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/021344
Power supply circuit for a control circuit Feb 9, 1998 Issued
Array ( [id] => 3959802 [patent_doc_number] => 05991171 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-23 [patent_title] => 'DC-to-DC converters' [patent_app_type] => 1 [patent_app_number] => 9/018935 [patent_app_country] => US [patent_app_date] => 1998-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 8349 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/991/05991171.pdf [firstpage_image] =>[orig_patent_app_number] => 018935 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/018935
DC-to-DC converters Feb 4, 1998 Issued
Array ( [id] => 4282920 [patent_doc_number] => 06307764 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-23 [patent_title] => 'Power brick' [patent_app_type] => 1 [patent_app_number] => 9/019145 [patent_app_country] => US [patent_app_date] => 1998-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2273 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/307/06307764.pdf [firstpage_image] =>[orig_patent_app_number] => 019145 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/019145
Power brick Feb 4, 1998 Issued
Array ( [id] => 4022971 [patent_doc_number] => 05907234 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-25 [patent_title] => 'Thyristor-switched capacitor bank' [patent_app_type] => 1 [patent_app_number] => 9/018605 [patent_app_country] => US [patent_app_date] => 1998-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3760 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/907/05907234.pdf [firstpage_image] =>[orig_patent_app_number] => 018605 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/018605
Thyristor-switched capacitor bank Feb 3, 1998 Issued
09/018184 CONTROL SYSTEM FOR POWER CONVERSION SYSTEM Feb 2, 1998 Issued
Array ( [id] => 4163170 [patent_doc_number] => 06104178 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Drive circuit for driving an ink jet head' [patent_app_type] => 1 [patent_app_number] => 9/016933 [patent_app_country] => US [patent_app_date] => 1998-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6549 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/104/06104178.pdf [firstpage_image] =>[orig_patent_app_number] => 016933 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/016933
Drive circuit for driving an ink jet head Feb 1, 1998 Issued
Array ( [id] => 4110492 [patent_doc_number] => 06067241 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-23 [patent_title] => 'Dual-output DC-DC power supply' [patent_app_type] => 1 [patent_app_number] => 9/016074 [patent_app_country] => US [patent_app_date] => 1998-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 6 [patent_no_of_words] => 2826 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/067/06067241.pdf [firstpage_image] =>[orig_patent_app_number] => 016074 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/016074
Dual-output DC-DC power supply Jan 29, 1998 Issued
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