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] => 11457813 [patent_doc_number] => 20170051719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-23 [patent_title] => 'WIND TURBINE BLADE WITH TRIPPING DEVICE AND METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 15/216957 [patent_app_country] => US [patent_app_date] => 2016-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7708 [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] => 15216957 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/216957
WIND TURBINE BLADE WITH TRIPPING DEVICE AND METHOD THEREOF Jul 21, 2016 Abandoned
Array ( [id] => 15009487 [patent_doc_number] => 10450866 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-22 [patent_title] => Rotor device of an aircraft engine with a damping device between turbines blades [patent_app_type] => utility [patent_app_number] => 15/216935 [patent_app_country] => US [patent_app_date] => 2016-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 5756 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15216935 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/216935
Rotor device of an aircraft engine with a damping device between turbines blades Jul 21, 2016 Issued
Array ( [id] => 12152156 [patent_doc_number] => 20180023420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-25 [patent_title] => 'ASSEMBLY WITH MISTAKE PROOF BAYONETED LUG' [patent_app_type] => utility [patent_app_number] => 15/216802 [patent_app_country] => US [patent_app_date] => 2016-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3787 [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] => 15216802 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/216802
Assembly with mistake proof bayoneted lug Jul 21, 2016 Issued
Array ( [id] => 12126871 [patent_doc_number] => 20180010457 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-11 [patent_title] => 'COUPON FOR HOT GAS PATH COMPONENT HAVING MANUFACTURING ASSIST FEATURES' [patent_app_type] => utility [patent_app_number] => 15/205167 [patent_app_country] => US [patent_app_date] => 2016-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 8541 [patent_no_of_claims] => 17 [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] => 15205167 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/205167
COUPON FOR HOT GAS PATH COMPONENT HAVING MANUFACTURING ASSIST FEATURES Jul 7, 2016 Abandoned
Array ( [id] => 14278831 [patent_doc_number] => 20190136700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-09 [patent_title] => CERAMIC MATRIX COMPOSITE TIP SHROUD ASSEMBLY FOR GAS TURBINES [patent_app_type] => utility [patent_app_number] => 16/300285 [patent_app_country] => US [patent_app_date] => 2016-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3334 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16300285 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/300285
CERAMIC MATRIX COMPOSITE TIP SHROUD ASSEMBLY FOR GAS TURBINES Jun 21, 2016 Abandoned
Array ( [id] => 14552453 [patent_doc_number] => 10344675 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-09 [patent_title] => Fastener and method of restricting fluid flow using same [patent_app_type] => utility [patent_app_number] => 15/165731 [patent_app_country] => US [patent_app_date] => 2016-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 5406 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15165731 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/165731
Fastener and method of restricting fluid flow using same May 25, 2016 Issued
Array ( [id] => 17604687 [patent_doc_number] => 11333163 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-17 [patent_title] => Electric blower, electric vacuum cleaner, and hand dryer [patent_app_type] => utility [patent_app_number] => 16/091748 [patent_app_country] => US [patent_app_date] => 2016-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5503 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 364 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16091748 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/091748
Electric blower, electric vacuum cleaner, and hand dryer May 24, 2016 Issued
Array ( [id] => 12792697 [patent_doc_number] => 20180156068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-07 [patent_title] => A TURBINE RING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 15/576157 [patent_app_country] => US [patent_app_date] => 2016-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5330 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15576157 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/576157
Turbine ring assembly May 17, 2016 Issued
Array ( [id] => 18545908 [patent_doc_number] => 11719253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-08 [patent_title] => Blade provided with platforms possessing attachment portions [patent_app_type] => utility [patent_app_number] => 15/141360 [patent_app_country] => US [patent_app_date] => 2016-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5357 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15141360 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/141360
Blade provided with platforms possessing attachment portions Apr 27, 2016 Issued
Array ( [id] => 13118875 [patent_doc_number] => 10077785 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-18 [patent_title] => Impeller assembly, turbocharger, and method of assembling impeller assembly [patent_app_type] => utility [patent_app_number] => 15/135367 [patent_app_country] => US [patent_app_date] => 2016-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 6988 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15135367 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/135367
Impeller assembly, turbocharger, and method of assembling impeller assembly Apr 20, 2016 Issued
Array ( [id] => 12002636 [patent_doc_number] => 20170306791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'WEAR LINER FOR FIXED STATOR VANES' [patent_app_type] => utility [patent_app_number] => 15/135214 [patent_app_country] => US [patent_app_date] => 2016-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3841 [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] => 15135214 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/135214
Wear liner for fixed stator vanes Apr 20, 2016 Issued
Array ( [id] => 15055959 [patent_doc_number] => 10458271 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-29 [patent_title] => Cable drive system for variable vane operation [patent_app_type] => utility [patent_app_number] => 15/079392 [patent_app_country] => US [patent_app_date] => 2016-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 40 [patent_no_of_words] => 5520 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15079392 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/079392
Cable drive system for variable vane operation Mar 23, 2016 Issued
Array ( [id] => 14146831 [patent_doc_number] => 10253784 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-09 [patent_title] => Multi-stage co-rotating variable pitch fan [patent_app_type] => utility [patent_app_number] => 15/065247 [patent_app_country] => US [patent_app_date] => 2016-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 6111 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15065247 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/065247
Multi-stage co-rotating variable pitch fan Mar 8, 2016 Issued
Array ( [id] => 11068470 [patent_doc_number] => 20160265434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-15 [patent_title] => 'INERTIAL PARTICLE SEPARATOR FLOW AND PARTICLE BOUNCE CONTROL' [patent_app_type] => utility [patent_app_number] => 15/065106 [patent_app_country] => US [patent_app_date] => 2016-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4041 [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] => 15065106 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/065106
Inertial particle separator flow and particle bounce control Mar 8, 2016 Issued
Array ( [id] => 14327603 [patent_doc_number] => 10294809 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-21 [patent_title] => Gas turbine engine with compliant layer for turbine shroud mounts [patent_app_type] => utility [patent_app_number] => 15/065256 [patent_app_country] => US [patent_app_date] => 2016-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 6664 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15065256 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/065256
Gas turbine engine with compliant layer for turbine shroud mounts Mar 8, 2016 Issued
Array ( [id] => 16127469 [patent_doc_number] => 10697481 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-30 [patent_title] => Wind turbine, control device for same, and control method for same [patent_app_type] => utility [patent_app_number] => 15/746223 [patent_app_country] => US [patent_app_date] => 2016-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 10662 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [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] => 15746223 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/746223
Wind turbine, control device for same, and control method for same Feb 28, 2016 Issued
Array ( [id] => 12166512 [patent_doc_number] => 09885276 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-06 [patent_title] => 'Fan having a temperature detecting function' [patent_app_type] => utility [patent_app_number] => 14/979428 [patent_app_country] => US [patent_app_date] => 2015-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3423 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14979428 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/979428
Fan having a temperature detecting function Dec 26, 2015 Issued
Array ( [id] => 15282545 [patent_doc_number] => 10513931 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-24 [patent_title] => Cooling systems and internally-cooled engine parts having an impingement cavity with an undulating internal surface [patent_app_type] => utility [patent_app_number] => 14/974418 [patent_app_country] => US [patent_app_date] => 2015-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 5024 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14974418 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/974418
Cooling systems and internally-cooled engine parts having an impingement cavity with an undulating internal surface Dec 17, 2015 Issued
Array ( [id] => 15817641 [patent_doc_number] => 10633989 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-28 [patent_title] => Turbomachine and turbine nozzle therefor [patent_app_type] => utility [patent_app_number] => 15/775168 [patent_app_country] => US [patent_app_date] => 2015-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3383 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15775168 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/775168
Turbomachine and turbine nozzle therefor Dec 17, 2015 Issued
Array ( [id] => 10980887 [patent_doc_number] => 20160177831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-23 [patent_title] => 'COOLING-AIR SUPPLY DEVICE FOR A GAS TURBINE' [patent_app_type] => utility [patent_app_number] => 14/972767 [patent_app_country] => US [patent_app_date] => 2015-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3251 [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] => 14972767 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/972767
Cooling-air supply device for a gas turbine Dec 16, 2015 Issued
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