Search

Tu Ba Hoang

Supervisory Patent Examiner (ID: 6919, Phone: (571)272-4780 , Office: P/3742 )

Most Active Art Unit
3761
Art Unit(s)
3761, 2106, 3742, 2832
Total Applications
2049
Issued Applications
1536
Pending Applications
181
Abandoned Applications
331

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 624190 [patent_doc_number] => 07138901 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-21 [patent_title] => 'Temperature measuring device and system and method incorporating the same' [patent_app_type] => utility [patent_app_number] => 10/813101 [patent_app_country] => US [patent_app_date] => 2004-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4251 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/138/07138901.pdf [firstpage_image] =>[orig_patent_app_number] => 10813101 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/813101
Temperature measuring device and system and method incorporating the same Mar 29, 2004 Issued
Array ( [id] => 7333262 [patent_doc_number] => 20040188417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-30 [patent_title] => 'Heater drive circuit' [patent_app_type] => new [patent_app_number] => 10/809360 [patent_app_country] => US [patent_app_date] => 2004-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9016 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0188/20040188417.pdf [firstpage_image] =>[orig_patent_app_number] => 10809360 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/809360
Heater drive circuit Mar 25, 2004 Issued
Array ( [id] => 7343215 [patent_doc_number] => 20040247012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-12-09 [patent_title] => 'Replacement method and device for assembling and disassembling modules of an electric arc furnace' [patent_app_type] => new [patent_app_number] => 10/490777 [patent_app_country] => US [patent_app_date] => 2004-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4251 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0247/20040247012.pdf [firstpage_image] =>[orig_patent_app_number] => 10490777 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/490777
Replacement method and device for assembling and disassembling modules of an electric arc furnace Mar 24, 2004 Abandoned
Array ( [id] => 700860 [patent_doc_number] => 07068142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-06-27 [patent_title] => 'Pressure-sensitive resistor and pressure-sensitive sensor using the same' [patent_app_type] => utility [patent_app_number] => 10/808543 [patent_app_country] => US [patent_app_date] => 2004-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 5513 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/068/07068142.pdf [firstpage_image] =>[orig_patent_app_number] => 10808543 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/808543
Pressure-sensitive resistor and pressure-sensitive sensor using the same Mar 24, 2004 Issued
Array ( [id] => 7391971 [patent_doc_number] => 20040173598 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-09 [patent_title] => 'Ceramic heater' [patent_app_type] => new [patent_app_number] => 10/803883 [patent_app_country] => US [patent_app_date] => 2004-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 10063 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0173/20040173598.pdf [firstpage_image] =>[orig_patent_app_number] => 10803883 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/803883
Ceramic heater Mar 18, 2004 Issued
Array ( [id] => 7110013 [patent_doc_number] => 20050207467 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-22 [patent_title] => 'THREADED PIN FOR CARBON ELECTRODES, AND ELECTRODE ASSEMBLY WITH A THREADED PIN' [patent_app_type] => utility [patent_app_number] => 10/803853 [patent_app_country] => US [patent_app_date] => 2004-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3782 [patent_no_of_claims] => 19 [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/A1/0207/20050207467.pdf [firstpage_image] =>[orig_patent_app_number] => 10803853 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/803853
THREADED PIN FOR CARBON ELECTRODES, AND ELECTRODE ASSEMBLY WITH A THREADED PIN Mar 17, 2004 Abandoned
Array ( [id] => 692516 [patent_doc_number] => 07075408 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-07-11 [patent_title] => 'Laminate-type positive temperature coefficient thermistor' [patent_app_type] => utility [patent_app_number] => 10/801152 [patent_app_country] => US [patent_app_date] => 2004-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 7261 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/075/07075408.pdf [firstpage_image] =>[orig_patent_app_number] => 10801152 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/801152
Laminate-type positive temperature coefficient thermistor Mar 15, 2004 Issued
Array ( [id] => 692510 [patent_doc_number] => 07075406 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-07-11 [patent_title] => 'Station class surge arrester' [patent_app_type] => utility [patent_app_number] => 10/800645 [patent_app_country] => US [patent_app_date] => 2004-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3333 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/075/07075406.pdf [firstpage_image] =>[orig_patent_app_number] => 10800645 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/800645
Station class surge arrester Mar 15, 2004 Issued
Array ( [id] => 646893 [patent_doc_number] => 07119656 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-10-10 [patent_title] => 'Method for trimming resistors' [patent_app_type] => utility [patent_app_number] => 10/796420 [patent_app_country] => US [patent_app_date] => 2004-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 10702 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/119/07119656.pdf [firstpage_image] =>[orig_patent_app_number] => 10796420 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/796420
Method for trimming resistors Mar 9, 2004 Issued
Array ( [id] => 709280 [patent_doc_number] => 07061364 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-06-13 [patent_title] => 'Thermal variable resistance device with protective sheath' [patent_app_type] => utility [patent_app_number] => 10/793120 [patent_app_country] => US [patent_app_date] => 2004-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5370 [patent_no_of_claims] => 34 [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/07/061/07061364.pdf [firstpage_image] =>[orig_patent_app_number] => 10793120 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/793120
Thermal variable resistance device with protective sheath Mar 3, 2004 Issued
Array ( [id] => 7614298 [patent_doc_number] => 06898232 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-05-24 [patent_title] => 'Induction furnace for high temperature operation' [patent_app_type] => utility [patent_app_number] => 10/792097 [patent_app_country] => US [patent_app_date] => 2004-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 4802 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/898/06898232.pdf [firstpage_image] =>[orig_patent_app_number] => 10792097 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/792097
Induction furnace for high temperature operation Mar 2, 2004 Issued
Array ( [id] => 7609606 [patent_doc_number] => 06998583 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-02-14 [patent_title] => 'Electric cooking apparatus and method of controlling the same' [patent_app_type] => utility [patent_app_number] => 10/787136 [patent_app_country] => US [patent_app_date] => 2004-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2272 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/998/06998583.pdf [firstpage_image] =>[orig_patent_app_number] => 10787136 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/787136
Electric cooking apparatus and method of controlling the same Feb 26, 2004 Issued
Array ( [id] => 7272688 [patent_doc_number] => 20040232139 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-25 [patent_title] => 'Portable stripping head induction heating system for stripping coated and lined metal objects and surfaces and methods for stripping coated metal objects and surfaces' [patent_app_type] => new [patent_app_number] => 10/785391 [patent_app_country] => US [patent_app_date] => 2004-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2704 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0232/20040232139.pdf [firstpage_image] =>[orig_patent_app_number] => 10785391 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/785391
Portable stripping head induction heating system for stripping coated and lined metal objects and surfaces and methods for stripping coated metal objects and surfaces Feb 23, 2004 Abandoned
Array ( [id] => 1022294 [patent_doc_number] => 06888094 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-05-03 [patent_title] => 'Plasma processing method and plasma processing apparatus' [patent_app_type] => utility [patent_app_number] => 10/781717 [patent_app_country] => US [patent_app_date] => 2004-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 19 [patent_no_of_words] => 9848 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/888/06888094.pdf [firstpage_image] =>[orig_patent_app_number] => 10781717 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/781717
Plasma processing method and plasma processing apparatus Feb 19, 2004 Issued
Array ( [id] => 7293924 [patent_doc_number] => 20040213318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-28 [patent_title] => 'Burner and/or lance mounting assembly' [patent_app_type] => new [patent_app_number] => 10/781744 [patent_app_country] => US [patent_app_date] => 2004-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 1128 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0213/20040213318.pdf [firstpage_image] =>[orig_patent_app_number] => 10781744 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/781744
Burner and/or lance mounting assembly Feb 19, 2004 Abandoned
Array ( [id] => 6910455 [patent_doc_number] => 20050174213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-11 [patent_title] => 'Constant-power constant-temperature resistive network' [patent_app_type] => utility [patent_app_number] => 10/775631 [patent_app_country] => US [patent_app_date] => 2004-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4541 [patent_no_of_claims] => 35 [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/A1/0174/20050174213.pdf [firstpage_image] =>[orig_patent_app_number] => 10775631 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/775631
Constant-power constant-temperature resistive network Feb 9, 2004 Issued
Array ( [id] => 7313814 [patent_doc_number] => 20040222214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-11 [patent_title] => 'Thermal fixing device and image forming apparatus' [patent_app_type] => new [patent_app_number] => 10/773337 [patent_app_country] => US [patent_app_date] => 2004-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11665 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0222/20040222214.pdf [firstpage_image] =>[orig_patent_app_number] => 10773337 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/773337
Thermal fixing device and image forming apparatus Feb 8, 2004 Issued
Array ( [id] => 532915 [patent_doc_number] => 07183893 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-02-27 [patent_title] => 'TMR sensor with oxidized alloy barrier layer and method for forming the same' [patent_app_type] => utility [patent_app_number] => 10/771959 [patent_app_country] => US [patent_app_date] => 2004-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3521 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/183/07183893.pdf [firstpage_image] =>[orig_patent_app_number] => 10771959 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/771959
TMR sensor with oxidized alloy barrier layer and method for forming the same Feb 3, 2004 Issued
Array ( [id] => 7274514 [patent_doc_number] => 20040233965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-25 [patent_title] => 'High efficiency induction heating and melting systems' [patent_app_type] => new [patent_app_number] => 10/771476 [patent_app_country] => US [patent_app_date] => 2004-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5315 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0233/20040233965.pdf [firstpage_image] =>[orig_patent_app_number] => 10771476 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/771476
High efficiency induction heating and melting systems Feb 3, 2004 Issued
Array ( [id] => 7369213 [patent_doc_number] => 20040218657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-04 [patent_title] => 'Method and device for equalizing the pressures in the melting chamber and the cooling water system of a special melting unit' [patent_app_type] => new [patent_app_number] => 10/768984 [patent_app_country] => US [patent_app_date] => 2004-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1789 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0218/20040218657.pdf [firstpage_image] =>[orig_patent_app_number] => 10768984 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/768984
Method and device for equalizing the pressures in the melting chamber and the cooling water system of a special melting unit Jan 29, 2004 Issued
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