Ching Chang

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Array ( [id] => 711588 [patent_doc_number] => 07051688 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-05-30 [patent_title] => 'Camshaft phase shifting mechanism' [patent_app_type] => utility [patent_app_number] => 10/497646 [patent_app_country] => US [patent_app_date] => 2002-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2232 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/051/07051688.pdf [firstpage_image] =>[orig_patent_app_number] => 10497646 [rel_patent_id] =>[rel_patent_doc_number] =>)

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Array ( [id] => 930248 [patent_doc_number] => 06978750 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-12-27 [patent_title] => 'Cam follower provided with rocker arm made of sheet metal' [patent_app_type] => utility [patent_app_number] => 10/496585 [patent_app_country] => US [patent_app_date] => 2002-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 16 [patent_no_of_words] => 6135 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/978/06978750.pdf [firstpage_image] =>[orig_patent_app_number] => 10496585 [rel_patent_id] =>[rel_patent_doc_number] =>)

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