Ching Chang

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Array ( [id] => 8662449 [patent_doc_number] => 08375903 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-19 [patent_title] => 'Internal combustion engine air spring system arrangement' [patent_app_type] => utility [patent_app_number] => 12/690559 [patent_app_country] => US [patent_app_date] => 2010-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 7403 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12690559 [rel_patent_id] =>[rel_patent_doc_number] =>)

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Array ( [id] => 6222758 [patent_doc_number] => 20100180845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-22 [patent_title] => 'VALVE TIMING CONTROLLER' [patent_app_type] => utility [patent_app_number] => 12/687393 [patent_app_country] => US [patent_app_date] => 2010-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5632 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0180/20100180845.pdf [firstpage_image] =>[orig_patent_app_number] => 12687393 [rel_patent_id] =>[rel_patent_doc_number] =>)

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