Search

Girumsew Wendmagegn

Examiner (ID: 6171, Phone: (571)270-1118 , Office: P/2484 )

Most Active Art Unit
2484
Art Unit(s)
2621, 2484
Total Applications
1057
Issued Applications
729
Pending Applications
63
Abandoned Applications
265

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16963545 [patent_doc_number] => 20210215044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-15 [patent_title] => MECHANISM AND METHOD FOR A HIGH EFFICIENCY LOW NOISE HYDRAULIC PUMP/MOTOR [patent_app_type] => utility [patent_app_number] => 17/215569 [patent_app_country] => US [patent_app_date] => 2021-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3222 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17215569 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/215569
Mechanism and method for a high efficiency low noise hydraulic pump/motor Mar 28, 2021 Issued
Array ( [id] => 16750548 [patent_doc_number] => 20210102557 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => MULTI-CHAMBER ROTARY PISTON ACTUATOR [patent_app_type] => utility [patent_app_number] => 17/125608 [patent_app_country] => US [patent_app_date] => 2020-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 36218 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17125608 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/125608
Multi-chamber rotary piston actuator Dec 16, 2020 Issued
Array ( [id] => 17588432 [patent_doc_number] => 11326694 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Cryogenic piston ring improvement [patent_app_type] => utility [patent_app_number] => 17/247542 [patent_app_country] => US [patent_app_date] => 2020-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 3603 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17247542 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/247542
Cryogenic piston ring improvement Dec 14, 2020 Issued
Array ( [id] => 17468207 [patent_doc_number] => 11274681 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-15 [patent_title] => Fluid exchange devices and related controls, systems, and methods [patent_app_type] => utility [patent_app_number] => 16/950904 [patent_app_country] => US [patent_app_date] => 2020-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 23 [patent_no_of_words] => 19936 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16950904 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/950904
Fluid exchange devices and related controls, systems, and methods Nov 17, 2020 Issued
Array ( [id] => 17324203 [patent_doc_number] => 11215206 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Hydraulic system of industrial vehicle [patent_app_type] => utility [patent_app_number] => 17/036518 [patent_app_country] => US [patent_app_date] => 2020-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6054 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17036518 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/036518
Hydraulic system of industrial vehicle Sep 28, 2020 Issued
Array ( [id] => 17527527 [patent_doc_number] => 11300204 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-04-12 [patent_title] => Wear-preventive air-charger piston structure [patent_app_type] => utility [patent_app_number] => 17/033951 [patent_app_country] => US [patent_app_date] => 2020-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1760 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17033951 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/033951
Wear-preventive air-charger piston structure Sep 27, 2020 Issued
Array ( [id] => 16728552 [patent_doc_number] => 20210095699 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => MANIFOLD SYSTEM FOR FLUID DELIVERY [patent_app_type] => utility [patent_app_number] => 17/033617 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4300 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17033617 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/033617
Manifold system for fluid delivery Sep 24, 2020 Issued
Array ( [id] => 17800836 [patent_doc_number] => 11415126 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Piston for compressor [patent_app_type] => utility [patent_app_number] => 16/941007 [patent_app_country] => US [patent_app_date] => 2020-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 15218 [patent_no_of_claims] => 20 [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] => 16941007 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/941007
Piston for compressor Jul 27, 2020 Issued
Array ( [id] => 17163671 [patent_doc_number] => 11149761 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-19 [patent_title] => Fluid actuator [patent_app_type] => utility [patent_app_number] => 16/936082 [patent_app_country] => US [patent_app_date] => 2020-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 20047 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16936082 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/936082
Fluid actuator Jul 21, 2020 Issued
Array ( [id] => 17588293 [patent_doc_number] => 11326554 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Hydraulic baulking sync lock [patent_app_type] => utility [patent_app_number] => 16/919854 [patent_app_country] => US [patent_app_date] => 2020-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 7112 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16919854 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/919854
Hydraulic baulking sync lock Jul 1, 2020 Issued
Array ( [id] => 16541815 [patent_doc_number] => 20200408228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => POSITION SENSOR FOR WORKING CYLINDER [patent_app_type] => utility [patent_app_number] => 16/911895 [patent_app_country] => US [patent_app_date] => 2020-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4061 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16911895 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/911895
Position sensor for working cylinder Jun 24, 2020 Issued
Array ( [id] => 16541814 [patent_doc_number] => 20200408227 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => HYDROMECHANICAL LINEAR CONVERTER [patent_app_type] => utility [patent_app_number] => 16/910280 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3972 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 361 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16910280 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910280
Hydromechanical linear converter Jun 23, 2020 Issued
Array ( [id] => 16970967 [patent_doc_number] => 11066932 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-20 [patent_title] => Actuating cylinder for a hydrostatic axial piston machine and hydrostatic axial piston machine with an actuating cylinder [patent_app_type] => utility [patent_app_number] => 16/902933 [patent_app_country] => US [patent_app_date] => 2020-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2243 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16902933 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/902933
Actuating cylinder for a hydrostatic axial piston machine and hydrostatic axial piston machine with an actuating cylinder Jun 15, 2020 Issued
Array ( [id] => 17620761 [patent_doc_number] => 11339805 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-24 [patent_title] => Artificial muscles comprising an electrode pair and artificial muscle assemblies including same [patent_app_type] => utility [patent_app_number] => 16/886282 [patent_app_country] => US [patent_app_date] => 2020-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 6837 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16886282 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/886282
Artificial muscles comprising an electrode pair and artificial muscle assemblies including same May 27, 2020 Issued
Array ( [id] => 16453461 [patent_doc_number] => 20200362887 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-19 [patent_title] => HYDRAULIC ACTUATOR EQUIPPED WITH AN END-OF TRAVEL SLOWING DEVICE [patent_app_type] => utility [patent_app_number] => 16/872857 [patent_app_country] => US [patent_app_date] => 2020-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2494 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16872857 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/872857
Hydraulic actuator equipped with an end-of travel slowing device May 11, 2020 Issued
Array ( [id] => 17490771 [patent_doc_number] => 11280064 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-22 [patent_title] => Hydraulic system in work machine [patent_app_type] => utility [patent_app_number] => 16/851102 [patent_app_country] => US [patent_app_date] => 2020-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 12334 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16851102 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/851102
Hydraulic system in work machine Apr 16, 2020 Issued
Array ( [id] => 17156800 [patent_doc_number] => 20210317851 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => ELECTROHYDRAULIC POPPET VALVE DEVICE CONTROL THAT MAINTAINS THE LAST COMMANDED POSITION OF A DEVICE UPON POWER INTERRUPTION AND PROVIDES BACK-UP POSITION CONTROL [patent_app_type] => utility [patent_app_number] => 16/848377 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7165 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 490 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16848377 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/848377
Electrohydraulic poppet valve device control that maintains the last commanded position of a device upon power interruption and provides back-up position control Apr 13, 2020 Issued
Array ( [id] => 16207450 [patent_doc_number] => 20200240440 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => HYDRAULIC SYSTEM FOR WORK MACHINE AND WORK MACHINE [patent_app_type] => utility [patent_app_number] => 16/848513 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14455 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 16848513 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/848513
Hydraulic system for work machine and work machine Apr 13, 2020 Issued
Array ( [id] => 17142462 [patent_doc_number] => 20210310474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => High-Volume Diaphragm Securement Apparatus [patent_app_type] => utility [patent_app_number] => 16/842411 [patent_app_country] => US [patent_app_date] => 2020-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2408 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 16842411 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/842411
High-volume diaphragm securement apparatus Apr 6, 2020 Issued
Array ( [id] => 16375968 [patent_doc_number] => 20200324810 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-15 [patent_title] => HYDRAULIC SYSTEM AND VEHICLE [patent_app_type] => utility [patent_app_number] => 16/835775 [patent_app_country] => US [patent_app_date] => 2020-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4286 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16835775 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/835775
Hydraulic system and vehicle Mar 30, 2020 Issued
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