Search

Nathan W. Ha

Examiner (ID: 4027)

Most Active Art Unit
2814
Art Unit(s)
2814
Total Applications
2101
Issued Applications
1791
Pending Applications
123
Abandoned Applications
220

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18322379 [patent_doc_number] => 20230120507 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => TURBINE HAVING AN INTERNAL SECONDARY SPACE EQUIPPED WITH FINS FOR CORRECTING GYRATION OF AN AIRFLOW [patent_app_type] => utility [patent_app_number] => 17/760340 [patent_app_country] => US [patent_app_date] => 2021-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3187 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17760340 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/760340
Turbine having an internal secondary space equipped with fins for correcting gyration of an airflow Feb 14, 2021 Issued
Array ( [id] => 17891236 [patent_doc_number] => 11454195 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-27 [patent_title] => Variable pitch fans for turbomachinery engines [patent_app_type] => utility [patent_app_number] => 17/176101 [patent_app_country] => US [patent_app_date] => 2021-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 19 [patent_no_of_words] => 15980 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17176101 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/176101
Variable pitch fans for turbomachinery engines Feb 14, 2021 Issued
Array ( [id] => 18779627 [patent_doc_number] => 11821325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-21 [patent_title] => System and method for detecting failure of a propeller control unit [patent_app_type] => utility [patent_app_number] => 17/163854 [patent_app_country] => US [patent_app_date] => 2021-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 10292 [patent_no_of_claims] => 20 [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] => 17163854 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/163854
System and method for detecting failure of a propeller control unit Jan 31, 2021 Issued
Array ( [id] => 20480912 [patent_doc_number] => 12529384 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Return channel with non-constant return channel vanes pitch and centrifugal turbomachine including said return channel [patent_app_type] => utility [patent_app_number] => 17/759015 [patent_app_country] => US [patent_app_date] => 2021-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17759015 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/759015
Return channel with non-constant return channel vanes pitch and centrifugal turbomachine including said return channel Jan 14, 2021 Issued
Array ( [id] => 18413660 [patent_doc_number] => 11668195 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-06 [patent_title] => Gas turbine blade for re-using cooling air and turbomachine assembly and gas turbine comprising the same [patent_app_type] => utility [patent_app_number] => 17/149762 [patent_app_country] => US [patent_app_date] => 2021-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 9853 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 354 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17149762 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/149762
Gas turbine blade for re-using cooling air and turbomachine assembly and gas turbine comprising the same Jan 14, 2021 Issued
Array ( [id] => 18166757 [patent_doc_number] => 20230033362 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => TURBINE OVERSPEED DISENGAGEMENT DEVICE FOR A TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 17/791829 [patent_app_country] => US [patent_app_date] => 2021-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2798 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17791829 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/791829
Turbine overspeed disengagement device for a turbine engine Jan 7, 2021 Issued
Array ( [id] => 18169711 [patent_doc_number] => 20230036322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => FOLDABLE PROPELLER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/791517 [patent_app_country] => US [patent_app_date] => 2021-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17791517 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/791517
FOLDABLE PROPELLER ASSEMBLY Jan 7, 2021 Abandoned
Array ( [id] => 18261051 [patent_doc_number] => 11608747 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Split shroud for vibration reduction [patent_app_type] => utility [patent_app_number] => 17/143855 [patent_app_country] => US [patent_app_date] => 2021-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 6293 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17143855 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/143855
Split shroud for vibration reduction Jan 6, 2021 Issued
Array ( [id] => 18336400 [patent_doc_number] => 20230128349 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => ROTOR FOR A TURBOMACHINE AND TURBOMACHINE [patent_app_type] => utility [patent_app_number] => 17/784216 [patent_app_country] => US [patent_app_date] => 2020-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4136 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17784216 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/784216
Rotor for a turbomachine and turbomachine Dec 6, 2020 Issued
Array ( [id] => 18066037 [patent_doc_number] => 20220397124 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => VACUUM PUMP [patent_app_type] => utility [patent_app_number] => 17/769560 [patent_app_country] => US [patent_app_date] => 2020-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8057 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17769560 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/769560
Vacuum pump Oct 26, 2020 Issued
Array ( [id] => 16557872 [patent_doc_number] => 20210003020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => ENGINE COMPONENT WITH SET OF COOLING HOLES [patent_app_type] => utility [patent_app_number] => 17/029807 [patent_app_country] => US [patent_app_date] => 2020-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6960 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17029807 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/029807
Engine component with set of cooling holes Sep 22, 2020 Issued
Array ( [id] => 16720789 [patent_doc_number] => 20210087936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => DETUNED TURBINE BLADE TIP SHROUDS [patent_app_type] => utility [patent_app_number] => 17/025536 [patent_app_country] => US [patent_app_date] => 2020-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12584 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17025536 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/025536
DETUNED TURBINE BLADE TIP SHROUDS Sep 17, 2020 Abandoned
Array ( [id] => 17474519 [patent_doc_number] => 20220082023 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => TURBINE BLADE WITH NON-AXISYMMETRIC FORWARD FEATURE [patent_app_type] => utility [patent_app_number] => 17/025100 [patent_app_country] => US [patent_app_date] => 2020-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4521 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17025100 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/025100
TURBINE BLADE WITH NON-AXISYMMETRIC FORWARD FEATURE Sep 17, 2020 Abandoned
Array ( [id] => 16720801 [patent_doc_number] => 20210087948 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => SEALED CMC TURBINE CASE [patent_app_type] => utility [patent_app_number] => 17/016749 [patent_app_country] => US [patent_app_date] => 2020-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17016749 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/016749
SEALED CMC TURBINE CASE Sep 9, 2020 Abandoned
Array ( [id] => 19150921 [patent_doc_number] => 11975816 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-07 [patent_title] => High-efficiency propeller for aircraft [patent_app_type] => utility [patent_app_number] => 17/771825 [patent_app_country] => US [patent_app_date] => 2020-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 7287 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [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] => 17771825 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/771825
High-efficiency propeller for aircraft Sep 7, 2020 Issued
Array ( [id] => 16674020 [patent_doc_number] => 20210062783 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => Hub Assembly for a Rotor of a Wind Turbine [patent_app_type] => utility [patent_app_number] => 17/004131 [patent_app_country] => US [patent_app_date] => 2020-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4854 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17004131 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/004131
Hub assembly for a rotor of a wind turbine Aug 26, 2020 Issued
Array ( [id] => 17282085 [patent_doc_number] => 11199106 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-12-14 [patent_title] => Blade containment device [patent_app_type] => utility [patent_app_number] => 16/999497 [patent_app_country] => US [patent_app_date] => 2020-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4974 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16999497 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/999497
Blade containment device Aug 20, 2020 Issued
Array ( [id] => 17830860 [patent_doc_number] => 20220268164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => INTERMEDIATE ELEMENT FOR A BLADE/ROTOR DISC CONNECTION IN A ROTOR OF A TURBOMACHINE, ASSOCIATED ROTOR FOR A TURBOMACHINE, AND TURBOMACHINE [patent_app_type] => utility [patent_app_number] => 17/627815 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4827 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17627815 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/627815
Intermediate element for a blade/rotor disc connection in a rotor of a turbomachine, associated rotor for a turbomachine, and turbomachine Jul 13, 2020 Issued
Array ( [id] => 19916843 [patent_doc_number] => 12292203 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Compact, high-efficiency air handling unit for residential HVAC systems [patent_app_type] => utility [patent_app_number] => 17/621725 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 24 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [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] => 17621725 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/621725
Compact, high-efficiency air handling unit for residential HVAC systems Jun 30, 2020 Issued
Array ( [id] => 18838141 [patent_doc_number] => 11846206 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-19 [patent_title] => Turbine vane provided with a recess for embrittlement of a frangible section [patent_app_type] => utility [patent_app_number] => 17/614039 [patent_app_country] => US [patent_app_date] => 2020-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 2854 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17614039 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/614039
Turbine vane provided with a recess for embrittlement of a frangible section May 17, 2020 Issued
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