Search

Leshui Zhang

Examiner (ID: 18986, Phone: (571)270-5589 , Office: P/2654 )

Most Active Art Unit
2654
Art Unit(s)
2614, 2695, 2654
Total Applications
999
Issued Applications
723
Pending Applications
88
Abandoned Applications
211

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17386438 [patent_doc_number] => 20220034290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => Systems and Methods for Electrical Power Generation [patent_app_type] => utility [patent_app_number] => 17/346219 [patent_app_country] => US [patent_app_date] => 2021-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4221 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17346219 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/346219
Systems and methods for electrical power generation Jun 11, 2021 Issued
Array ( [id] => 17292978 [patent_doc_number] => 20210388817 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => System And Method For Lift Assisted Magnetic Power [patent_app_type] => utility [patent_app_number] => 17/345675 [patent_app_country] => US [patent_app_date] => 2021-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4738 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17345675 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/345675
System And Method For Lift Assisted Magnetic Power Jun 10, 2021 Abandoned
Array ( [id] => 18485679 [patent_doc_number] => 20230213017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => OSCILLATING DEVICE FOR GENERATING ELECTRICITY AND METHOD FOR ADJUSTING OSCILLATING DEVICES [patent_app_type] => utility [patent_app_number] => 18/000506 [patent_app_country] => US [patent_app_date] => 2021-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5295 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18000506 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/000506
Oscillating device for generating electricity and method for adjusting oscillating devices Jun 9, 2021 Issued
Array ( [id] => 17112620 [patent_doc_number] => 20210293217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => PUMPED STORAGE WATER ELECTRIC POWER GENERATION FACILITY AND RESERVOIR UTILIZING COAL COMBUSTION RESIDUALS [patent_app_type] => utility [patent_app_number] => 17/343332 [patent_app_country] => US [patent_app_date] => 2021-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6803 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17343332 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/343332
Pumped storage water electric power generation facility and reservoir utilizing coal combustion residuals Jun 8, 2021 Issued
Array ( [id] => 17816044 [patent_doc_number] => 11421646 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-08-23 [patent_title] => Sea wave power generating apparatus [patent_app_type] => utility [patent_app_number] => 17/342357 [patent_app_country] => US [patent_app_date] => 2021-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1604 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17342357 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/342357
Sea wave power generating apparatus Jun 7, 2021 Issued
Array ( [id] => 17329738 [patent_doc_number] => 11220186 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-01-11 [patent_title] => Range enhancing mechanism [patent_app_type] => utility [patent_app_number] => 17/300357 [patent_app_country] => US [patent_app_date] => 2021-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2020 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17300357 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/300357
Range enhancing mechanism May 23, 2021 Issued
Array ( [id] => 17052997 [patent_doc_number] => 20210262431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => Freeway Traffic Bars for Energy [patent_app_type] => utility [patent_app_number] => 17/318464 [patent_app_country] => US [patent_app_date] => 2021-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17318464 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/318464
Freeway traffic bars for energy May 11, 2021 Issued
Array ( [id] => 17233027 [patent_doc_number] => 20210359584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => Vibration-based electric generation device [patent_app_type] => utility [patent_app_number] => 17/300290 [patent_app_country] => US [patent_app_date] => 2021-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5825 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17300290 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/300290
Vibration-based electric generation device May 11, 2021 Issued
Array ( [id] => 18413746 [patent_doc_number] => 11668281 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-06 [patent_title] => Method for designing and operating a wind power installation, wind power installation and wind farm [patent_app_type] => utility [patent_app_number] => 17/318392 [patent_app_country] => US [patent_app_date] => 2021-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 10748 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17318392 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/318392
Method for designing and operating a wind power installation, wind power installation and wind farm May 11, 2021 Issued
Array ( [id] => 17052999 [patent_doc_number] => 20210262433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => Rotary Device with Stacked Sail Configuration [patent_app_type] => utility [patent_app_number] => 17/315308 [patent_app_country] => US [patent_app_date] => 2021-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10735 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17315308 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/315308
Rotary Device with Stacked Sail Configuration May 8, 2021 Abandoned
Array ( [id] => 18421009 [patent_doc_number] => 20230175472 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => SYSTEM FOR STORING AND RECOVERING ENERGY [patent_app_type] => utility [patent_app_number] => 17/924391 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11592 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17924391 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/924391
System for storing and recovering energy Apr 28, 2021 Issued
Array ( [id] => 17185900 [patent_doc_number] => 20210332785 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => Gravity and Hydrologic Power Generation [patent_app_type] => utility [patent_app_number] => 17/302207 [patent_app_country] => US [patent_app_date] => 2021-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7818 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17302207 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/302207
Gravity and Hydrologic Power Generation Apr 26, 2021 Abandoned
Array ( [id] => 18740375 [patent_doc_number] => 20230349352 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => FLOATING VESSEL FOR ENERGY HARVESTING [patent_app_type] => utility [patent_app_number] => 18/045972 [patent_app_country] => US [patent_app_date] => 2021-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3967 [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] => 18045972 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/045972
FLOATING VESSEL FOR ENERGY HARVESTING Apr 12, 2021 Abandoned
Array ( [id] => 17816043 [patent_doc_number] => 11421645 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-08-23 [patent_title] => Kinetic energy capture, storage, and conversion device [patent_app_type] => utility [patent_app_number] => 17/221059 [patent_app_country] => US [patent_app_date] => 2021-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 7666 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17221059 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/221059
Kinetic energy capture, storage, and conversion device Apr 1, 2021 Issued
Array ( [id] => 17127010 [patent_doc_number] => 20210301779 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => WAVE PROTECTION AND ENERGY GENERATION SYSTEMS AND ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 17/212803 [patent_app_country] => US [patent_app_date] => 2021-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7906 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17212803 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/212803
Wave protection and energy generation systems and assemblies Mar 24, 2021 Issued
Array ( [id] => 18709886 [patent_doc_number] => 20230332508 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => INTEGRATED HERMETICALLY SEALED TURBOEXPANDER-GENERATOR WITH AN ELECTRIC GENERATOR AT AN END OF A COMMON SHAFT LINE [patent_app_type] => utility [patent_app_number] => 17/907200 [patent_app_country] => US [patent_app_date] => 2021-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5306 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17907200 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/907200
Integrated hermetically sealed turboexpander-generator with an electric generator at an end of a common shaft line Mar 18, 2021 Issued
Array ( [id] => 18302271 [patent_doc_number] => 11624165 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-11 [patent_title] => Electrical power generating apparatus [patent_app_type] => utility [patent_app_number] => 17/200942 [patent_app_country] => US [patent_app_date] => 2021-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 33 [patent_no_of_words] => 25235 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 655 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17200942 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/200942
Electrical power generating apparatus Mar 14, 2021 Issued
Array ( [id] => 17196550 [patent_doc_number] => 11165324 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-11-02 [patent_title] => Magnet-based generator [patent_app_type] => utility [patent_app_number] => 17/189921 [patent_app_country] => US [patent_app_date] => 2021-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5408 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 277 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17189921 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/189921
Magnet-based generator Mar 1, 2021 Issued
Array ( [id] => 19923540 [patent_doc_number] => 12297812 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => System and method for reducing farm-level power oscillations in the grid induced by a wind farm [patent_app_type] => utility [patent_app_number] => 18/547571 [patent_app_country] => US [patent_app_date] => 2021-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3360 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18547571 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/547571
System and method for reducing farm-level power oscillations in the grid induced by a wind farm Feb 25, 2021 Issued
Array ( [id] => 17785282 [patent_doc_number] => 11408397 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-09 [patent_title] => Wind powered system to lift water using multiple tanks [patent_app_type] => utility [patent_app_number] => 17/185083 [patent_app_country] => US [patent_app_date] => 2021-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2886 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17185083 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/185083
Wind powered system to lift water using multiple tanks Feb 24, 2021 Issued
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