Search

Hoang M. Nguyen

Examiner (ID: 6971, Phone: (571)272-4861 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3401, 3746, 3745, 3748, 2899
Total Applications
5385
Issued Applications
4291
Pending Applications
357
Abandoned Applications
768

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7553981 [patent_doc_number] => 08065876 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-29 [patent_title] => 'Heat engine improvements' [patent_app_type] => utility [patent_app_number] => 12/246127 [patent_app_country] => US [patent_app_date] => 2008-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4896 [patent_no_of_claims] => 19 [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/08/065/08065876.pdf [firstpage_image] =>[orig_patent_app_number] => 12246127 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/246127
Heat engine improvements Oct 5, 2008 Issued
Array ( [id] => 7548804 [patent_doc_number] => 08061133 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-22 [patent_title] => 'Piston steam engine with internal flash vaporization of a work medium' [patent_app_type] => utility [patent_app_number] => 12/246269 [patent_app_country] => US [patent_app_date] => 2008-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3813 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/061/08061133.pdf [firstpage_image] =>[orig_patent_app_number] => 12246269 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/246269
Piston steam engine with internal flash vaporization of a work medium Oct 5, 2008 Issued
Array ( [id] => 7701498 [patent_doc_number] => 08087248 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-01-03 [patent_title] => 'Method and apparatus for the utilization of waste heat from gaseous heat sources carrying substantial quantities of dust' [patent_app_type] => utility [patent_app_number] => 12/246360 [patent_app_country] => US [patent_app_date] => 2008-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4118 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/087/08087248.pdf [firstpage_image] =>[orig_patent_app_number] => 12246360 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/246360
Method and apparatus for the utilization of waste heat from gaseous heat sources carrying substantial quantities of dust Oct 5, 2008 Issued
Array ( [id] => 6337649 [patent_doc_number] => 20100083661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-08 [patent_title] => 'APPARATUS FOR STEAM ATTEMPERATION USING FUEL GAS HEATER WATER DISCHARGE TO REDUCE FEEDWATER PUMP SIZE' [patent_app_type] => utility [patent_app_number] => 12/245267 [patent_app_country] => US [patent_app_date] => 2008-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5912 [patent_no_of_claims] => 20 [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/A1/0083/20100083661.pdf [firstpage_image] =>[orig_patent_app_number] => 12245267 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/245267
Apparatus for steam attemperation using fuel gas heater water discharge to reduce feedwater pump size Oct 2, 2008 Issued
Array ( [id] => 5468371 [patent_doc_number] => 20090241537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-01 [patent_title] => 'ENERGY HARVESTING, STORING, AND CONVERSION UTILIZING SHAPE MEMORY ACTIVATION' [patent_app_type] => utility [patent_app_number] => 12/245677 [patent_app_country] => US [patent_app_date] => 2008-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7284 [patent_no_of_claims] => 20 [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/A1/0241/20090241537.pdf [firstpage_image] =>[orig_patent_app_number] => 12245677 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/245677
Energy harvesting, storing, and conversion utilizing shape memory activation Oct 2, 2008 Issued
Array ( [id] => 9321700 [patent_doc_number] => 08656712 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-02-25 [patent_title] => 'Energy storage' [patent_app_type] => utility [patent_app_number] => 12/681586 [patent_app_country] => US [patent_app_date] => 2008-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 14111 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12681586 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/681586
Energy storage Oct 2, 2008 Issued
Array ( [id] => 5492333 [patent_doc_number] => 20090260361 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-22 [patent_title] => 'ISOTHERMAL POWER SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/245224 [patent_app_country] => US [patent_app_date] => 2008-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7504 [patent_no_of_claims] => 16 [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/A1/0260/20090260361.pdf [firstpage_image] =>[orig_patent_app_number] => 12245224 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/245224
ISOTHERMAL POWER SYSTEM Oct 2, 2008 Abandoned
Array ( [id] => 5582657 [patent_doc_number] => 20090101859 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-23 [patent_title] => 'STEAM VALVE AND GENERATOR SET' [patent_app_type] => utility [patent_app_number] => 12/244462 [patent_app_country] => US [patent_app_date] => 2008-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5880 [patent_no_of_claims] => 11 [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/A1/0101/20090101859.pdf [firstpage_image] =>[orig_patent_app_number] => 12244462 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/244462
Steam valve and generator set Oct 1, 2008 Issued
Array ( [id] => 5439500 [patent_doc_number] => 20090091139 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-09 [patent_title] => 'Osmotic energy' [patent_app_type] => utility [patent_app_number] => 12/285046 [patent_app_country] => US [patent_app_date] => 2008-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6644 [patent_no_of_claims] => 22 [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/A1/0091/20090091139.pdf [firstpage_image] =>[orig_patent_app_number] => 12285046 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/285046
Osmotic energy Sep 28, 2008 Issued
Array ( [id] => 7525751 [patent_doc_number] => 08042338 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-10-25 [patent_title] => 'Atmospheric temperature difference power generator' [patent_app_type] => utility [patent_app_number] => 12/285030 [patent_app_country] => US [patent_app_date] => 2008-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2185 [patent_no_of_claims] => 12 [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/08/042/08042338.pdf [firstpage_image] =>[orig_patent_app_number] => 12285030 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/285030
Atmospheric temperature difference power generator Sep 28, 2008 Issued
Array ( [id] => 4471919 [patent_doc_number] => 07905092 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2011-03-15 [patent_title] => 'Solar-powered shielding mechanism' [patent_app_type] => utility [patent_app_number] => 12/237393 [patent_app_country] => US [patent_app_date] => 2008-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3329 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/905/07905092.pdf [firstpage_image] =>[orig_patent_app_number] => 12237393 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/237393
Solar-powered shielding mechanism Sep 24, 2008 Issued
Array ( [id] => 6291026 [patent_doc_number] => 20100064681 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-18 [patent_title] => 'Method for increasing performance of a stirling or free-piston engine' [patent_app_type] => utility [patent_app_number] => 12/284012 [patent_app_country] => US [patent_app_date] => 2008-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7249 [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/A1/0064/20100064681.pdf [firstpage_image] =>[orig_patent_app_number] => 12284012 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/284012
Method for increasing performance of a stirling or free-piston engine Sep 17, 2008 Abandoned
Array ( [id] => 9411307 [patent_doc_number] => 08695341 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-04-15 [patent_title] => 'Systems and methods for collecting solar energy for conversion to electrical energy' [patent_app_type] => utility [patent_app_number] => 12/212249 [patent_app_country] => US [patent_app_date] => 2008-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 8197 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12212249 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/212249
Systems and methods for collecting solar energy for conversion to electrical energy Sep 16, 2008 Issued
Array ( [id] => 8711373 [patent_doc_number] => 08397505 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-03-19 [patent_title] => 'Apparatus for collecting solar energy for conversion to electrical energy' [patent_app_type] => utility [patent_app_number] => 12/212408 [patent_app_country] => US [patent_app_date] => 2008-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 7820 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12212408 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/212408
Apparatus for collecting solar energy for conversion to electrical energy Sep 16, 2008 Issued
Array ( [id] => 5268762 [patent_doc_number] => 20090072537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-19 [patent_title] => 'SYSTEM AND METHOD FOR CONVERTING MOIST AIR INTO WATER AND POWER' [patent_app_type] => utility [patent_app_number] => 12/209612 [patent_app_country] => US [patent_app_date] => 2008-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5465 [patent_no_of_claims] => 57 [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/A1/0072/20090072537.pdf [firstpage_image] =>[orig_patent_app_number] => 12209612 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/209612
System and method for converting moist air into water and power Sep 11, 2008 Issued
Array ( [id] => 6571256 [patent_doc_number] => 20100307152 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-09 [patent_title] => 'PYROTECHNICAL ACTUATOR' [patent_app_type] => utility [patent_app_number] => 12/677929 [patent_app_country] => US [patent_app_date] => 2008-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1258 [patent_no_of_claims] => 10 [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/A1/0307/20100307152.pdf [firstpage_image] =>[orig_patent_app_number] => 12677929 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/677929
Pyrotechnical actuator Sep 10, 2008 Issued
Array ( [id] => 4514658 [patent_doc_number] => 07950230 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-05-31 [patent_title] => 'Waste heat recovery apparatus' [patent_app_type] => utility [patent_app_number] => 12/232010 [patent_app_country] => US [patent_app_date] => 2008-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 28 [patent_no_of_words] => 11861 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/950/07950230.pdf [firstpage_image] =>[orig_patent_app_number] => 12232010 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/232010
Waste heat recovery apparatus Sep 8, 2008 Issued
Array ( [id] => 6549146 [patent_doc_number] => 20100058755 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-11 [patent_title] => 'Closed loop scroll expander engine' [patent_app_type] => utility [patent_app_number] => 12/283060 [patent_app_country] => US [patent_app_date] => 2008-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9839 [patent_no_of_claims] => 21 [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/A1/0058/20100058755.pdf [firstpage_image] =>[orig_patent_app_number] => 12283060 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/283060
Closed loop scroll expander engine Sep 7, 2008 Issued
Array ( [id] => 6549140 [patent_doc_number] => 20100058754 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-11 [patent_title] => 'Wave energy machine' [patent_app_type] => utility [patent_app_number] => 12/231912 [patent_app_country] => US [patent_app_date] => 2008-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1034 [patent_no_of_claims] => 4 [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/A1/0058/20100058754.pdf [firstpage_image] =>[orig_patent_app_number] => 12231912 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/231912
Wave energy machine Sep 7, 2008 Abandoned
Array ( [id] => 5267378 [patent_doc_number] => 20090071153 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-19 [patent_title] => 'METHOD AND SYSTEM FOR ENERGY STORAGE AND RECOVERY' [patent_app_type] => utility [patent_app_number] => 12/199320 [patent_app_country] => US [patent_app_date] => 2008-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 13311 [patent_no_of_claims] => 32 [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/A1/0071/20090071153.pdf [firstpage_image] =>[orig_patent_app_number] => 12199320 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/199320
METHOD AND SYSTEM FOR ENERGY STORAGE AND RECOVERY Aug 26, 2008 Abandoned
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