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Zhaohui Yang

Examiner (ID: 6818, Phone: (571)270-7527 , Office: P/2468 )

Most Active Art Unit
2468
Art Unit(s)
2468
Total Applications
466
Issued Applications
302
Pending Applications
75
Abandoned Applications
104

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19861239 [patent_doc_number] => 20250100025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => ELECTRONIC COMPONENT AND METHOD FOR CLEANING BONDING TOOL [patent_app_type] => utility [patent_app_number] => 18/887836 [patent_app_country] => US [patent_app_date] => 2024-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3829 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18887836 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/887836
ELECTRONIC COMPONENT AND METHOD FOR CLEANING BONDING TOOL Sep 16, 2024 Pending
Array ( [id] => 19850661 [patent_doc_number] => 20250096012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => SUBSTRATE PROCESSING MODULE AND SUBSTRATE PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/884378 [patent_app_country] => US [patent_app_date] => 2024-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8785 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18884378 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/884378
SUBSTRATE PROCESSING MODULE AND SUBSTRATE PROCESSING METHOD Sep 12, 2024 Pending
Array ( [id] => 19850661 [patent_doc_number] => 20250096012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => SUBSTRATE PROCESSING MODULE AND SUBSTRATE PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/884378 [patent_app_country] => US [patent_app_date] => 2024-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8785 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18884378 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/884378
SUBSTRATE PROCESSING MODULE AND SUBSTRATE PROCESSING METHOD Sep 12, 2024 Pending
Array ( [id] => 20287585 [patent_doc_number] => 20250312828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => WAFER CLEANING DEVICE, WAFER POLISHING EQUIPMENT AND METHOD FOR CLEANING WAFER [patent_app_type] => utility [patent_app_number] => 18/827062 [patent_app_country] => US [patent_app_date] => 2024-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5634 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18827062 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/827062
WAFER CLEANING DEVICE, WAFER POLISHING EQUIPMENT AND METHOD FOR CLEANING WAFER Sep 5, 2024 Pending
Array ( [id] => 19661973 [patent_doc_number] => 20240429038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => SEMICONDUCTOR PROCESSING PRECLEAN METHODS AND APPARATUS [patent_app_type] => utility [patent_app_number] => 18/827621 [patent_app_country] => US [patent_app_date] => 2024-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13575 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18827621 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/827621
SEMICONDUCTOR PROCESSING PRECLEAN METHODS AND APPARATUS Sep 5, 2024 Pending
Array ( [id] => 19817111 [patent_doc_number] => 20250075318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => Method and apparatus for cleaning a reaction chamber [patent_app_type] => utility [patent_app_number] => 18/824950 [patent_app_country] => US [patent_app_date] => 2024-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8578 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18824950 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/824950
Method and apparatus for cleaning a reaction chamber Sep 4, 2024 Pending
Array ( [id] => 19640843 [patent_doc_number] => 20240415363 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => ULLY AUTOMATIC DISHWASHER AND AUTOMATIC CLEANING METHOD [patent_app_type] => utility [patent_app_number] => 18/822405 [patent_app_country] => US [patent_app_date] => 2024-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4044 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18822405 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/822405
ULLY AUTOMATIC DISHWASHER AND AUTOMATIC CLEANING METHOD Sep 1, 2024 Pending
Array ( [id] => 19814486 [patent_doc_number] => 20250072693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => Robotic Cleaner With Extendable Cleaning Surface [patent_app_type] => utility [patent_app_number] => 18/819766 [patent_app_country] => US [patent_app_date] => 2024-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10786 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18819766 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/819766
Robotic Cleaner With Extendable Cleaning Surface Aug 28, 2024 Pending
Array ( [id] => 19814483 [patent_doc_number] => 20250072690 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => System, Device, and Method For Stain Detection and Cleaning Using Robotic Cleaners [patent_app_type] => utility [patent_app_number] => 18/819826 [patent_app_country] => US [patent_app_date] => 2024-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11447 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18819826 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/819826
System, Device, and Method For Stain Detection and Cleaning Using Robotic Cleaners Aug 28, 2024 Pending
Array ( [id] => 19820986 [patent_doc_number] => 20250079193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => SUBSTRATE PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/815854 [patent_app_country] => US [patent_app_date] => 2024-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5943 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18815854 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/815854
SUBSTRATE PROCESSING APPARATUS Aug 26, 2024 Pending
Array ( [id] => 20023782 [patent_doc_number] => 20250162004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => CONTAINER WASHING SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/812502 [patent_app_country] => US [patent_app_date] => 2024-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18812502 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/812502
CONTAINER WASHING SYSTEM AND METHOD Aug 21, 2024 Pending
Array ( [id] => 20100742 [patent_doc_number] => 20250230678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-17 [patent_title] => Pool and Spa Cartridge Filter Cleaning Device [patent_app_type] => utility [patent_app_number] => 18/812321 [patent_app_country] => US [patent_app_date] => 2024-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18812321 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/812321
Pool and Spa Cartridge Filter Cleaning Device Aug 21, 2024 Pending
Array ( [id] => 20023782 [patent_doc_number] => 20250162004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => CONTAINER WASHING SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/812502 [patent_app_country] => US [patent_app_date] => 2024-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18812502 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/812502
CONTAINER WASHING SYSTEM AND METHOD Aug 21, 2024 Pending
Array ( [id] => 19630203 [patent_doc_number] => 20240408652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => CONVEYING ROLLER CLEANING METHOD, CONVEYING ROLLER CLEANING DEVICE, AND MATERIAL TAPE CONVEYING EQUIPMENT [patent_app_type] => utility [patent_app_number] => 18/811828 [patent_app_country] => US [patent_app_date] => 2024-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8422 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18811828 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/811828
CONVEYING ROLLER CLEANING METHOD, CONVEYING ROLLER CLEANING DEVICE, AND MATERIAL TAPE CONVEYING EQUIPMENT Aug 21, 2024 Pending
Array ( [id] => 20023782 [patent_doc_number] => 20250162004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => CONTAINER WASHING SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/812502 [patent_app_country] => US [patent_app_date] => 2024-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18812502 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/812502
CONTAINER WASHING SYSTEM AND METHOD Aug 21, 2024 Pending
Array ( [id] => 19799453 [patent_doc_number] => 20250065378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/810727 [patent_app_country] => US [patent_app_date] => 2024-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18498 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 349 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18810727 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/810727
SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD Aug 20, 2024 Pending
Array ( [id] => 19817993 [patent_doc_number] => 20250076200 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => CLEANING METHOD AND APPARATUS FOR WASHING TOOL, SUBSTRATE WASHING APPARATUS AND MANUFACTURING METHOD FOR WASHING TOOL [patent_app_type] => utility [patent_app_number] => 18/808100 [patent_app_country] => US [patent_app_date] => 2024-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5177 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18808100 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/808100
CLEANING METHOD AND APPARATUS FOR WASHING TOOL, SUBSTRATE WASHING APPARATUS AND MANUFACTURING METHOD FOR WASHING TOOL Aug 18, 2024 Pending
Array ( [id] => 19615261 [patent_doc_number] => 20240400941 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => METHOD FOR REMOVING DISCHARGE SURFACE TREATMENT COATING [patent_app_type] => utility [patent_app_number] => 18/806825 [patent_app_country] => US [patent_app_date] => 2024-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18806825 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/806825
METHOD FOR REMOVING DISCHARGE SURFACE TREATMENT COATING Aug 15, 2024 Pending
Array ( [id] => 20120036 [patent_doc_number] => 20250235067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => CLEANING DEVICE AND CONTROL METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/797542 [patent_app_country] => US [patent_app_date] => 2024-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2403 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18797542 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/797542
CLEANING DEVICE AND CONTROL METHOD THEREOF Aug 7, 2024 Pending
Array ( [id] => 19768959 [patent_doc_number] => 20250050385 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/795296 [patent_app_country] => US [patent_app_date] => 2024-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16075 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18795296 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/795296
SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD Aug 5, 2024 Pending
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