Search

Joon H. Hwang

Supervisory Patent Examiner (ID: 13115, Phone: (571)272-4036 , Office: P/2447 )

Most Active Art Unit
2447
Art Unit(s)
2166, 2172, 2162, 2447
Total Applications
416
Issued Applications
149
Pending Applications
24
Abandoned Applications
242

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 14597973 [patent_doc_number] => 10352174 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Film-cooled gas turbine component [patent_app_type] => utility [patent_app_number] => 15/539259 [patent_app_country] => US [patent_app_date] => 2015-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5446 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15539259 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/539259
Film-cooled gas turbine component Dec 15, 2015 Issued
Array ( [id] => 14455237 [patent_doc_number] => 10323571 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-18 [patent_title] => Method and system for inlet guide vane heating [patent_app_type] => utility [patent_app_number] => 14/971354 [patent_app_country] => US [patent_app_date] => 2015-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 3815 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14971354 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/971354
Method and system for inlet guide vane heating Dec 15, 2015 Issued
Array ( [id] => 16493070 [patent_doc_number] => 10859099 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-08 [patent_title] => Housing for box fan, box fan and assembly method thereof [patent_app_type] => utility [patent_app_number] => 15/748582 [patent_app_country] => US [patent_app_date] => 2015-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 9313 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15748582 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/748582
Housing for box fan, box fan and assembly method thereof Dec 13, 2015 Issued
Array ( [id] => 16321765 [patent_doc_number] => 10781722 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-22 [patent_title] => Steam turbine, a steam turbine nozzle, and a method of managing moisture in a steam turbine [patent_app_type] => utility [patent_app_number] => 14/966466 [patent_app_country] => US [patent_app_date] => 2015-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4903 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14966466 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/966466
Steam turbine, a steam turbine nozzle, and a method of managing moisture in a steam turbine Dec 10, 2015 Issued
Array ( [id] => 15541947 [patent_doc_number] => 10570743 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-25 [patent_title] => Turbomachine having an annulus enlargment and airfoil [patent_app_type] => utility [patent_app_number] => 14/966121 [patent_app_country] => US [patent_app_date] => 2015-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2931 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14966121 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/966121
Turbomachine having an annulus enlargment and airfoil Dec 10, 2015 Issued
Array ( [id] => 10989668 [patent_doc_number] => 20160186613 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-30 [patent_title] => 'DUCTED COWL SUPPORT FOR A GAS TURBINE ENGINE' [patent_app_type] => utility [patent_app_number] => 14/966390 [patent_app_country] => US [patent_app_date] => 2015-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2333 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14966390 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/966390
Ducted cowl support for a gas turbine engine Dec 10, 2015 Issued
Array ( [id] => 13080417 [patent_doc_number] => 10060268 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-08-28 [patent_title] => Turbine blade having film cooling hole arrangement [patent_app_type] => utility [patent_app_number] => 14/965329 [patent_app_country] => US [patent_app_date] => 2015-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3803 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14965329 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/965329
Turbine blade having film cooling hole arrangement Dec 9, 2015 Issued
Array ( [id] => 14763497 [patent_doc_number] => 10393138 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-27 [patent_title] => Blade [patent_app_type] => utility [patent_app_number] => 14/956835 [patent_app_country] => US [patent_app_date] => 2015-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3392 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14956835 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/956835
Blade Dec 1, 2015 Issued
Array ( [id] => 11670822 [patent_doc_number] => 20170159543 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-08 [patent_title] => 'Fan and fan module' [patent_app_type] => utility [patent_app_number] => 14/956566 [patent_app_country] => US [patent_app_date] => 2015-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3505 [patent_no_of_claims] => 17 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14956566 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/956566
Fan and fan module Dec 1, 2015 Issued
Array ( [id] => 11670761 [patent_doc_number] => 20170159481 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-08 [patent_title] => 'BLADE OUTER AIR SEAL WITH SEAL ARC SEGMENT HAVING SECONDARY RADIAL SUPPORTS' [patent_app_type] => utility [patent_app_number] => 14/956443 [patent_app_country] => US [patent_app_date] => 2015-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4132 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14956443 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/956443
Blade outer air seal with seal arc segment having secondary radial supports Dec 1, 2015 Issued
Array ( [id] => 11670725 [patent_doc_number] => 20170159446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-08 [patent_title] => 'METHODS AND SYSTEMS FOR DETERMINING WEAR IN A TURBINE ENGINE' [patent_app_type] => utility [patent_app_number] => 14/956641 [patent_app_country] => US [patent_app_date] => 2015-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4768 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14956641 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/956641
METHODS AND SYSTEMS FOR DETERMINING WEAR IN A TURBINE ENGINE Dec 1, 2015 Abandoned
Array ( [id] => 16289751 [patent_doc_number] => 10766584 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-08 [patent_title] => Rotating machines with fluid rotor having adjustable blades [patent_app_type] => utility [patent_app_number] => 15/523411 [patent_app_country] => US [patent_app_date] => 2015-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 38 [patent_no_of_words] => 5044 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15523411 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/523411
Rotating machines with fluid rotor having adjustable blades Oct 28, 2015 Issued
Array ( [id] => 11569211 [patent_doc_number] => 20170107855 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-20 [patent_title] => 'BYPASS HOUSING IN AIR CYCLE MACHINE' [patent_app_type] => utility [patent_app_number] => 14/883076 [patent_app_country] => US [patent_app_date] => 2015-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2376 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14883076 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/883076
Bypass housing in air cycle machine Oct 13, 2015 Issued
Array ( [id] => 11923386 [patent_doc_number] => 09790958 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-17 [patent_title] => 'Housing for air cycle machine compressor' [patent_app_type] => utility [patent_app_number] => 14/883130 [patent_app_country] => US [patent_app_date] => 2015-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 2339 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14883130 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/883130
Housing for air cycle machine compressor Oct 13, 2015 Issued
Array ( [id] => 11569349 [patent_doc_number] => 20170107993 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-20 [patent_title] => 'AIR CYCLE MACHINE COMPRESSOR HOUSING' [patent_app_type] => utility [patent_app_number] => 14/883184 [patent_app_country] => US [patent_app_date] => 2015-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2242 [patent_no_of_claims] => 15 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14883184 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/883184
Air cycle machine compressor housing Oct 13, 2015 Issued
Array ( [id] => 10989660 [patent_doc_number] => 20160186605 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-30 [patent_title] => 'SHROUD ASSEMBLY FOR A TURBINE ENGINE' [patent_app_type] => utility [patent_app_number] => 14/879277 [patent_app_country] => US [patent_app_date] => 2015-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4856 [patent_no_of_claims] => 28 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14879277 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/879277
Shroud assembly for a turbine engine Oct 8, 2015 Issued
Array ( [id] => 15635623 [patent_doc_number] => 10590792 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-03-17 [patent_title] => Turbine engine rotating at high speeds [patent_app_type] => utility [patent_app_number] => 15/517523 [patent_app_country] => US [patent_app_date] => 2015-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2278 [patent_no_of_claims] => 18 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15517523 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/517523
Turbine engine rotating at high speeds Oct 7, 2015 Issued
Array ( [id] => 13289925 [patent_doc_number] => 10156144 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-18 [patent_title] => Turbine airfoil and method of cooling [patent_app_type] => utility [patent_app_number] => 14/871456 [patent_app_country] => US [patent_app_date] => 2015-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 5327 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14871456 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/871456
Turbine airfoil and method of cooling Sep 29, 2015 Issued
Array ( [id] => 10744702 [patent_doc_number] => 20160090853 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-31 [patent_title] => 'SEAL ASSEMBLY FOR SEALING AN AXIAL GAP BETWEEN COMPONENTS' [patent_app_type] => utility [patent_app_number] => 14/866197 [patent_app_country] => US [patent_app_date] => 2015-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4736 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14866197 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/866197
Seal assembly for sealing an axial gap between components Sep 24, 2015 Issued
Array ( [id] => 11004529 [patent_doc_number] => 20160201478 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-07-14 [patent_title] => 'BRAIDED BLADES AND VANES HAVING DOVETAIL ROOTS' [patent_app_type] => utility [patent_app_number] => 14/860132 [patent_app_country] => US [patent_app_date] => 2015-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3670 [patent_no_of_claims] => 14 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14860132 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/860132
Braided blades and vanes having dovetail roots Sep 20, 2015 Issued
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