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] => 4109922 [patent_doc_number] => 06051966 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-18 [patent_title] => 'Bias source independent from its supply voltage' [patent_app_type] => 1 [patent_app_number] => 9/160425 [patent_app_country] => US [patent_app_date] => 1998-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3800 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/051/06051966.pdf [firstpage_image] =>[orig_patent_app_number] => 160425 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/160425
Bias source independent from its supply voltage Sep 24, 1998 Issued
Array ( [id] => 3942295 [patent_doc_number] => 05929623 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Regulated power supply circuit' [patent_app_type] => 1 [patent_app_number] => 9/159675 [patent_app_country] => US [patent_app_date] => 1998-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3006 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/929/05929623.pdf [firstpage_image] =>[orig_patent_app_number] => 159675 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/159675
Regulated power supply circuit Sep 23, 1998 Issued
Array ( [id] => 4045082 [patent_doc_number] => 05943221 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-24 [patent_title] => 'Portable power unit' [patent_app_type] => 1 [patent_app_number] => 9/159865 [patent_app_country] => US [patent_app_date] => 1998-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 26 [patent_no_of_words] => 7040 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/943/05943221.pdf [firstpage_image] =>[orig_patent_app_number] => 159865 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/159865
Portable power unit Sep 23, 1998 Issued
Array ( [id] => 4033889 [patent_doc_number] => 05926381 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-20 [patent_title] => 'DC power supply apparatus' [patent_app_type] => 1 [patent_app_number] => 9/159485 [patent_app_country] => US [patent_app_date] => 1998-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3992 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 423 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/926/05926381.pdf [firstpage_image] =>[orig_patent_app_number] => 159485 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/159485
DC power supply apparatus Sep 22, 1998 Issued
Array ( [id] => 3942171 [patent_doc_number] => 05929615 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Step-up/step-down voltage regulator using an MOS synchronous rectifier' [patent_app_type] => 1 [patent_app_number] => 9/158035 [patent_app_country] => US [patent_app_date] => 1998-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4689 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/929/05929615.pdf [firstpage_image] =>[orig_patent_app_number] => 158035 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/158035
Step-up/step-down voltage regulator using an MOS synchronous rectifier Sep 21, 1998 Issued
Array ( [id] => 3940558 [patent_doc_number] => 05939870 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Voltage regulator' [patent_app_type] => 1 [patent_app_number] => 9/154815 [patent_app_country] => US [patent_app_date] => 1998-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1942 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/939/05939870.pdf [firstpage_image] =>[orig_patent_app_number] => 154815 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/154815
Voltage regulator Sep 16, 1998 Issued
Array ( [id] => 4040078 [patent_doc_number] => 05942885 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-24 [patent_title] => 'Power compensating device for battery' [patent_app_type] => 1 [patent_app_number] => 9/152325 [patent_app_country] => US [patent_app_date] => 1998-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3780 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/942/05942885.pdf [firstpage_image] =>[orig_patent_app_number] => 152325 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/152325
Power compensating device for battery Sep 13, 1998 Issued
Array ( [id] => 4363184 [patent_doc_number] => 06215675 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-10 [patent_title] => 'Method apparatus for energy conversion' [patent_app_type] => 1 [patent_app_number] => 9/149645 [patent_app_country] => US [patent_app_date] => 1998-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4084 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/215/06215675.pdf [firstpage_image] =>[orig_patent_app_number] => 149645 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/149645
Method apparatus for energy conversion Sep 7, 1998 Issued
Array ( [id] => 3956175 [patent_doc_number] => 05977755 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-02 [patent_title] => 'Constant-voltage power supply circuit' [patent_app_type] => 1 [patent_app_number] => 9/140415 [patent_app_country] => US [patent_app_date] => 1998-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 10427 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/977/05977755.pdf [firstpage_image] =>[orig_patent_app_number] => 140415 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/140415
Constant-voltage power supply circuit Aug 25, 1998 Issued
Array ( [id] => 4230423 [patent_doc_number] => 06040988 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Converter with DC voltage intermediate circuit and method for operating such a converter' [patent_app_type] => 1 [patent_app_number] => 9/139125 [patent_app_country] => US [patent_app_date] => 1998-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2942 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/040/06040988.pdf [firstpage_image] =>[orig_patent_app_number] => 139125 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/139125
Converter with DC voltage intermediate circuit and method for operating such a converter Aug 24, 1998 Issued
Array ( [id] => 3997504 [patent_doc_number] => 05959853 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-28 [patent_title] => 'Closed-loop switched capacitor network power supply' [patent_app_type] => 1 [patent_app_number] => 9/138856 [patent_app_country] => US [patent_app_date] => 1998-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6429 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/959/05959853.pdf [firstpage_image] =>[orig_patent_app_number] => 138856 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/138856
Closed-loop switched capacitor network power supply Aug 23, 1998 Issued
Array ( [id] => 4250236 [patent_doc_number] => 06081436 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-27 [patent_title] => 'Multi-output power supply voltage sensing' [patent_app_type] => 1 [patent_app_number] => 9/132955 [patent_app_country] => US [patent_app_date] => 1998-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1257 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/081/06081436.pdf [firstpage_image] =>[orig_patent_app_number] => 132955 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/132955
Multi-output power supply voltage sensing Aug 11, 1998 Issued
Array ( [id] => 4077717 [patent_doc_number] => 06008999 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Non-isolated buck converter with input current steering' [patent_app_type] => 1 [patent_app_number] => 9/131155 [patent_app_country] => US [patent_app_date] => 1998-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2232 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/008/06008999.pdf [firstpage_image] =>[orig_patent_app_number] => 131155 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/131155
Non-isolated buck converter with input current steering Aug 6, 1998 Issued
Array ( [id] => 3961696 [patent_doc_number] => 05999419 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Non-isolated boost converter with current steering' [patent_app_type] => 1 [patent_app_number] => 9/131242 [patent_app_country] => US [patent_app_date] => 1998-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3400 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/999/05999419.pdf [firstpage_image] =>[orig_patent_app_number] => 131242 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/131242
Non-isolated boost converter with current steering Aug 6, 1998 Issued
Array ( [id] => 4000299 [patent_doc_number] => 05920182 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-06 [patent_title] => '\"Reset\" type power supply voltage monitoring device' [patent_app_type] => 1 [patent_app_number] => 9/129145 [patent_app_country] => US [patent_app_date] => 1998-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 14 [patent_no_of_words] => 4712 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/920/05920182.pdf [firstpage_image] =>[orig_patent_app_number] => 129145 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/129145
Reset" type power supply voltage monitoring device Aug 4, 1998 Issued
Array ( [id] => 3985948 [patent_doc_number] => 05905644 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-18 [patent_title] => 'DC bus voltage controller' [patent_app_type] => 1 [patent_app_number] => 9/127585 [patent_app_country] => US [patent_app_date] => 1998-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 15 [patent_no_of_words] => 9110 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/905/05905644.pdf [firstpage_image] =>[orig_patent_app_number] => 127585 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/127585
DC bus voltage controller Jul 30, 1998 Issued
Array ( [id] => 4077159 [patent_doc_number] => 06069469 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-30 [patent_title] => 'Controller for power converter' [patent_app_type] => 1 [patent_app_number] => 9/120235 [patent_app_country] => US [patent_app_date] => 1998-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 11235 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/069/06069469.pdf [firstpage_image] =>[orig_patent_app_number] => 120235 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/120235
Controller for power converter Jul 21, 1998 Issued
Array ( [id] => 4191611 [patent_doc_number] => 06038151 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-14 [patent_title] => 'Switching network and method of reducing input current total harmonic distortion for a boost converter' [patent_app_type] => 1 [patent_app_number] => 9/118110 [patent_app_country] => US [patent_app_date] => 1998-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4588 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/038/06038151.pdf [firstpage_image] =>[orig_patent_app_number] => 118110 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/118110
Switching network and method of reducing input current total harmonic distortion for a boost converter Jul 16, 1998 Issued
Array ( [id] => 4082074 [patent_doc_number] => 06069801 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-30 [patent_title] => 'Power factor correction in switching power conversion' [patent_app_type] => 1 [patent_app_number] => 9/116625 [patent_app_country] => US [patent_app_date] => 1998-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 49 [patent_no_of_words] => 9356 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/069/06069801.pdf [firstpage_image] =>[orig_patent_app_number] => 116625 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/116625
Power factor correction in switching power conversion Jul 15, 1998 Issued
Array ( [id] => 4209242 [patent_doc_number] => 06014324 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-11 [patent_title] => 'Voltage regulator for a permanent magnet alternator' [patent_app_type] => 1 [patent_app_number] => 9/115973 [patent_app_country] => US [patent_app_date] => 1998-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2213 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/014/06014324.pdf [firstpage_image] =>[orig_patent_app_number] => 115973 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/115973
Voltage regulator for a permanent magnet alternator Jul 14, 1998 Issued
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