Ching Chang

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Array ( [id] => 6331698 [patent_doc_number] => 20100018485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-28 [patent_title] => 'CAM FOLLOWER FOR A VALVE DRIVE OF AN INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 12/509198 [patent_app_country] => US [patent_app_date] => 2009-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1515 [patent_no_of_claims] => 4 [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/A1/0018/20100018485.pdf [firstpage_image] =>[orig_patent_app_number] => 12509198 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 8292653 [patent_doc_number] => 08220429 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-07-17 [patent_title] => 'Overhead valve and rocker arm configuration for a small engine' [patent_app_type] => utility [patent_app_number] => 12/508288 [patent_app_country] => US [patent_app_date] => 2009-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3050 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12508288 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 8361971 [patent_doc_number] => 08251030 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-08-28 [patent_title] => 'Rocker cover system' [patent_app_type] => utility [patent_app_number] => 12/508387 [patent_app_country] => US [patent_app_date] => 2009-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 2857 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12508387 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 8078475 [patent_doc_number] => 08146548 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-04-03 [patent_title] => 'Continuously variable valve lift device and operation logic thereof' [patent_app_type] => utility [patent_app_number] => 12/506889 [patent_app_country] => US [patent_app_date] => 2009-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3514 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/146/08146548.pdf [firstpage_image] =>[orig_patent_app_number] => 12506889 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 7554088 [patent_doc_number] => 08065983 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-29 [patent_title] => 'Engine cover having a retainer to secure an engine accessory' [patent_app_type] => utility [patent_app_number] => 12/496089 [patent_app_country] => US [patent_app_date] => 2009-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 2863 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/065/08065983.pdf [firstpage_image] =>[orig_patent_app_number] => 12496089 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 7525913 [patent_doc_number] => 08042500 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-10-25 [patent_title] => 'Valve train for internal combustion engine' [patent_app_type] => utility [patent_app_number] => 12/483809 [patent_app_country] => US [patent_app_date] => 2009-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 17657 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/042/08042500.pdf [firstpage_image] =>[orig_patent_app_number] => 12483809 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 8930896 [patent_doc_number] => 08490590 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-07-23 [patent_title] => 'Hydraulic lash adjuster for internal combustion engine' [patent_app_type] => utility [patent_app_number] => 13/256587 [patent_app_country] => US [patent_app_date] => 2009-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 19 [patent_no_of_words] => 9645 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13256587 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4593769 [patent_doc_number] => 07980215 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-07-19 [patent_title] => 'Valve system for internal combustion engine' [patent_app_type] => utility [patent_app_number] => 12/457358 [patent_app_country] => US [patent_app_date] => 2009-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 15205 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/980/07980215.pdf [firstpage_image] =>[orig_patent_app_number] => 12457358 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5363858 [patent_doc_number] => 20090301417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-10 [patent_title] => 'Valve Control For A Gas Exchange Valve In An Internal Combustion Engine' [patent_app_type] => utility [patent_app_number] => 12/479989 [patent_app_country] => US [patent_app_date] => 2009-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4376 [patent_no_of_claims] => 12 [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/A1/0301/20090301417.pdf [firstpage_image] =>[orig_patent_app_number] => 12479989 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 8144926 [patent_doc_number] => 08161928 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-04-24 [patent_title] => 'Cylinder head cover' [patent_app_type] => utility [patent_app_number] => 12/475747 [patent_app_country] => US [patent_app_date] => 2009-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 4381 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/161/08161928.pdf [firstpage_image] =>[orig_patent_app_number] => 12475747 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 7723005 [patent_doc_number] => 08096271 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-01-17 [patent_title] => 'System and method for determining a camshaft position in a variable valve timing engine' [patent_app_type] => utility [patent_app_number] => 12/475749 [patent_app_country] => US [patent_app_date] => 2009-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3543 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/096/08096271.pdf [firstpage_image] =>[orig_patent_app_number] => 12475749 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 7583200 [patent_doc_number] => 20110277710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-17 [patent_title] => 'VALVE STOPPING DEVICE FOR INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 13/146871 [patent_app_country] => US [patent_app_date] => 2009-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4375 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0277/20110277710.pdf [firstpage_image] =>[orig_patent_app_number] => 13146871 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 8420073 [patent_doc_number] => 08276556 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-10-02 [patent_title] => 'Continuously variable valvetrain actuator having a torque-compensating mechanism' [patent_app_type] => utility [patent_app_number] => 12/431880 [patent_app_country] => US [patent_app_date] => 2009-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 2900 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12431880 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5558637 [patent_doc_number] => 20090270214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-29 [patent_title] => 'DEVICE FOR PHASE-SHIFTING THE ROTATIONAL ANGLE OF A DRIVE WHEEL RELATIVE TO AN OUTPUT SHAFT' [patent_app_type] => utility [patent_app_number] => 12/431126 [patent_app_country] => US [patent_app_date] => 2009-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2664 [patent_no_of_claims] => 7 [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/A1/0270/20090270214.pdf [firstpage_image] =>[orig_patent_app_number] => 12431126 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5388577 [patent_doc_number] => 20090205889 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-20 [patent_title] => 'HYBRID VEHICLE SYSTEM HAVING ENGINE WITH VARIABLE VALVE OPERATION' [patent_app_type] => utility [patent_app_number] => 12/431533 [patent_app_country] => US [patent_app_date] => 2009-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 14152 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0205/20090205889.pdf [firstpage_image] =>[orig_patent_app_number] => 12431533 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5482579 [patent_doc_number] => 20090272344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-05 [patent_title] => 'Ball Type Valve Rotator' [patent_app_type] => utility [patent_app_number] => 12/429227 [patent_app_country] => US [patent_app_date] => 2009-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6195 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0272/20090272344.pdf [firstpage_image] =>[orig_patent_app_number] => 12429227 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5312808 [patent_doc_number] => 20090277406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-12 [patent_title] => 'POWER UNIT FOR VEHICLE' [patent_app_type] => utility [patent_app_number] => 12/428999 [patent_app_country] => US [patent_app_date] => 2009-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7557 [patent_no_of_claims] => 20 [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/A1/0277/20090277406.pdf [firstpage_image] =>[orig_patent_app_number] => 12428999 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 8173301 [patent_doc_number] => 08176886 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-05-15 [patent_title] => 'Camshaft adjusting device' [patent_app_type] => utility [patent_app_number] => 12/417957 [patent_app_country] => US [patent_app_date] => 2009-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1610 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/176/08176886.pdf [firstpage_image] =>[orig_patent_app_number] => 12417957 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5400571 [patent_doc_number] => 20090235884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-24 [patent_title] => 'Vane-type cam phaser having dual rotor bias springs' [patent_app_type] => utility [patent_app_number] => 12/383208 [patent_app_country] => US [patent_app_date] => 2009-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2126 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0235/20090235884.pdf [firstpage_image] =>[orig_patent_app_number] => 12383208 [rel_patent_id] =>[rel_patent_doc_number] =>)