Yean Hsi Chang

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Array ( [id] => 19658104 [patent_doc_number] => 20240425169 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => DEVICE FOR SEALING A JOINT BETWEEN A WING BOX AND A CENTRAL FUSELAGE OF AN AIRCRAFT, CORRESPONDING SEALING PROCESSES AND CORRESPONDING AIRCRAFT [patent_app_type] => utility [patent_app_number] => 18/753489 [patent_app_country] => US [patent_app_date] => 2024-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5780 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18753489 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19631597 [patent_doc_number] => 20240410046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => Manufacturing of Wear Resistant Coatings [patent_app_type] => utility [patent_app_number] => 18/738609 [patent_app_country] => US [patent_app_date] => 2024-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8347 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18738609 [rel_patent_id] =>[rel_patent_doc_number] =>)

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Array ( [id] => 19390306 [patent_doc_number] => 20240280176 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => BONDING STRUCTURE, METAL GASKET OR METAL O-RING USED THEREIN, AND CONTAINER, PIPE, AND ORGANOTIN COMPOUND MANUFACTURING APPARATUS HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 18/409858 [patent_app_country] => US [patent_app_date] => 2024-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7423 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18409858 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19786363 [patent_doc_number] => 20250060042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-20 [patent_title] => Cylindrical Valve Slider Seal with Raised Contact Ribs [patent_app_type] => utility [patent_app_number] => 18/406126 [patent_app_country] => US [patent_app_date] => 2024-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4218 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18406126 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 20439324 [patent_doc_number] => 12510154 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Light weight hybrid piston seal ring [patent_app_type] => utility [patent_app_number] => 18/404201 [patent_app_country] => US [patent_app_date] => 2024-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18404201 [rel_patent_id] =>[rel_patent_doc_number] =>)

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Array ( [id] => 20069444 [patent_doc_number] => 20250207666 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => ELECTRICALLY CONDUCTIVE SEALING ELEMENT [patent_app_type] => utility [patent_app_number] => 18/846310 [patent_app_country] => US [patent_app_date] => 2023-11-14 [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] => -19 [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] => 18846310 [rel_patent_id] =>[rel_patent_doc_number] =>)

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