Search

Bao Q. Vu

Examiner (ID: 2207)

Most Active Art Unit
2838
Art Unit(s)
2111, 2838
Total Applications
1819
Issued Applications
1581
Pending Applications
63
Abandoned Applications
178

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3993216 [patent_doc_number] => 05949668 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-07 [patent_title] => 'Power amplifier with multiple switched output stages, and method and driver for operating same' [patent_app_type] => 1 [patent_app_number] => 9/037312 [patent_app_country] => US [patent_app_date] => 1998-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 4065 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/949/05949668.pdf [firstpage_image] =>[orig_patent_app_number] => 037312 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/037312
Power amplifier with multiple switched output stages, and method and driver for operating same Mar 8, 1998 Issued
Array ( [id] => 4064549 [patent_doc_number] => 05969966 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-19 [patent_title] => 'Power converting apparatus and method using a multiple three-phase PWM cycloconverter system' [patent_app_type] => 1 [patent_app_number] => 9/029262 [patent_app_country] => US [patent_app_date] => 1998-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 6705 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 452 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/969/05969966.pdf [firstpage_image] =>[orig_patent_app_number] => 029262 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/029262
Power converting apparatus and method using a multiple three-phase PWM cycloconverter system Mar 8, 1998 Issued
Array ( [id] => 4057896 [patent_doc_number] => 05969515 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-19 [patent_title] => 'Apparatus and method for digital control of a power converter current' [patent_app_type] => 1 [patent_app_number] => 9/032602 [patent_app_country] => US [patent_app_date] => 1998-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 4754 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/969/05969515.pdf [firstpage_image] =>[orig_patent_app_number] => 032602 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/032602
Apparatus and method for digital control of a power converter current Feb 26, 1998 Issued
Array ( [id] => 4047508 [patent_doc_number] => 05995394 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Device for connecting a VSC converter to a source of alternating voltage' [patent_app_type] => 1 [patent_app_number] => 9/031072 [patent_app_country] => US [patent_app_date] => 1998-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3673 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/995/05995394.pdf [firstpage_image] =>[orig_patent_app_number] => 031072 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/031072
Device for connecting a VSC converter to a source of alternating voltage Feb 25, 1998 Issued
Array ( [id] => 3993186 [patent_doc_number] => 05949666 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-07 [patent_title] => 'Staircase adaptive voltage generator circuit' [patent_app_type] => 1 [patent_app_number] => 9/032282 [patent_app_country] => US [patent_app_date] => 1998-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1785 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/949/05949666.pdf [firstpage_image] =>[orig_patent_app_number] => 032282 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/032282
Staircase adaptive voltage generator circuit Feb 25, 1998 Issued
Array ( [id] => 3910485 [patent_doc_number] => 05898296 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-27 [patent_title] => 'Isolation regulator' [patent_app_type] => 1 [patent_app_number] => 9/024442 [patent_app_country] => US [patent_app_date] => 1998-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4401 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/898/05898296.pdf [firstpage_image] =>[orig_patent_app_number] => 024442 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/024442
Isolation regulator Feb 16, 1998 Issued
Array ( [id] => 3969580 [patent_doc_number] => 05936856 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-10 [patent_title] => 'Method and apparatus for active common-mode voltage compensation in induction motor systems' [patent_app_type] => 1 [patent_app_number] => 9/023312 [patent_app_country] => US [patent_app_date] => 1998-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4183 [patent_no_of_claims] => 9 [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/05/936/05936856.pdf [firstpage_image] =>[orig_patent_app_number] => 023312 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/023312
Method and apparatus for active common-mode voltage compensation in induction motor systems Feb 12, 1998 Issued
09/022182 ALTERNATIVE POWER SUPPLY SYSTEM FOR REPLACEMENT OF NICKEL-CADMIUM BATTERY PACKS Feb 10, 1998 Issued
Array ( [id] => 3930922 [patent_doc_number] => 05945820 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-31 [patent_title] => 'DC-DC switching regulator with switching rate control' [patent_app_type] => 1 [patent_app_number] => 9/019902 [patent_app_country] => US [patent_app_date] => 1998-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4352 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/945/05945820.pdf [firstpage_image] =>[orig_patent_app_number] => 019902 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/019902
DC-DC switching regulator with switching rate control Feb 5, 1998 Issued
Array ( [id] => 3914721 [patent_doc_number] => 05898583 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-27 [patent_title] => 'Gate drive latching circuit for an auxiliary resonant commutation circuit' [patent_app_type] => 1 [patent_app_number] => 9/017572 [patent_app_country] => US [patent_app_date] => 1998-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3367 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/898/05898583.pdf [firstpage_image] =>[orig_patent_app_number] => 017572 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/017572
Gate drive latching circuit for an auxiliary resonant commutation circuit Feb 1, 1998 Issued
Array ( [id] => 4000341 [patent_doc_number] => 05920185 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-06 [patent_title] => 'Constant-voltage circuit capable of preventing an overshoot at a circuit output terminal' [patent_app_type] => 1 [patent_app_number] => 9/015532 [patent_app_country] => US [patent_app_date] => 1998-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4999 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/920/05920185.pdf [firstpage_image] =>[orig_patent_app_number] => 015532 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/015532
Constant-voltage circuit capable of preventing an overshoot at a circuit output terminal Jan 28, 1998 Issued
09/012392 PORTABLE DATA DEVICE AND METHOD OF SWITCHING BETWEEN A POWER AND DATA MODE OF OPERATION Jan 22, 1998 Abandoned
Array ( [id] => 4040043 [patent_doc_number] => 05994888 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Semiconductor device reducing voltage consumption in voltage-detection circuit' [patent_app_type] => 1 [patent_app_number] => 9/010542 [patent_app_country] => US [patent_app_date] => 1998-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 29 [patent_no_of_words] => 6288 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/994/05994888.pdf [firstpage_image] =>[orig_patent_app_number] => 010542 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/010542
Semiconductor device reducing voltage consumption in voltage-detection circuit Jan 21, 1998 Issued
Array ( [id] => 3946498 [patent_doc_number] => 05940281 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Switched-mode power supply with magnetic flux density control' [patent_app_type] => 1 [patent_app_number] => 8/981982 [patent_app_country] => US [patent_app_date] => 1998-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1493 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/940/05940281.pdf [firstpage_image] =>[orig_patent_app_number] => 981982 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/981982
Switched-mode power supply with magnetic flux density control Jan 7, 1998 Issued
Array ( [id] => 3993116 [patent_doc_number] => 05949661 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-07 [patent_title] => 'Simple current limiting coupling for regulating the output current of a power supply' [patent_app_type] => 1 [patent_app_number] => 9/004112 [patent_app_country] => US [patent_app_date] => 1998-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2994 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/949/05949661.pdf [firstpage_image] =>[orig_patent_app_number] => 004112 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/004112
Simple current limiting coupling for regulating the output current of a power supply Jan 6, 1998 Issued
Array ( [id] => 4126539 [patent_doc_number] => 06046920 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-04 [patent_title] => 'Power converter with improved control of its main switches, and application to a power converter having three or more voltage levels' [patent_app_type] => 1 [patent_app_number] => 8/998812 [patent_app_country] => US [patent_app_date] => 1997-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3301 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/046/06046920.pdf [firstpage_image] =>[orig_patent_app_number] => 998812 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/998812
Power converter with improved control of its main switches, and application to a power converter having three or more voltage levels Dec 28, 1997 Issued
Array ( [id] => 4091913 [patent_doc_number] => 06025705 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-15 [patent_title] => 'DC-to-DC converter' [patent_app_type] => 1 [patent_app_number] => 8/998122 [patent_app_country] => US [patent_app_date] => 1997-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3227 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/025/06025705.pdf [firstpage_image] =>[orig_patent_app_number] => 998122 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/998122
DC-to-DC converter Dec 23, 1997 Issued
Array ( [id] => 3961832 [patent_doc_number] => 05999429 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Bulk filter capacitor discharge in a switching power supply' [patent_app_type] => 1 [patent_app_number] => 8/995242 [patent_app_country] => US [patent_app_date] => 1997-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 5989 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/999/05999429.pdf [firstpage_image] =>[orig_patent_app_number] => 995242 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/995242
Bulk filter capacitor discharge in a switching power supply Dec 18, 1997 Issued
Array ( [id] => 3997489 [patent_doc_number] => 05959852 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-28 [patent_title] => 'Unity power factor power supply for use with variable frequency power sources' [patent_app_type] => 1 [patent_app_number] => 8/994952 [patent_app_country] => US [patent_app_date] => 1997-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3207 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/959/05959852.pdf [firstpage_image] =>[orig_patent_app_number] => 994952 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/994952
Unity power factor power supply for use with variable frequency power sources Dec 18, 1997 Issued
Array ( [id] => 4009970 [patent_doc_number] => 05923551 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-13 [patent_title] => 'Combined boost/flyback power convertor' [patent_app_type] => 1 [patent_app_number] => 8/994112 [patent_app_country] => US [patent_app_date] => 1997-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1620 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/923/05923551.pdf [firstpage_image] =>[orig_patent_app_number] => 994112 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/994112
Combined boost/flyback power convertor Dec 18, 1997 Issued
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