Jianchun Qin

Array ( [id] => 6331118 [patent_doc_number] => 20100018380 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-28 [patent_title] => 'Acoustically Pleasing Headjoint Stopper for a Transverse Flute' [patent_app_type] => utility [patent_app_number] => 12/178320 [patent_app_country] => US [patent_app_date] => 2008-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3029 [patent_no_of_claims] => 25 [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/A1/0018/20100018380.pdf [firstpage_image] =>[orig_patent_app_number] => 12178320 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5357087 [patent_doc_number] => 20090031881 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-05 [patent_title] => 'Zinistesia: An Apparatus And Method For Teaching, Writing, And Reading Music' [patent_app_type] => utility [patent_app_number] => 12/178585 [patent_app_country] => US [patent_app_date] => 2008-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3775 [patent_no_of_claims] => 20 [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/A1/0031/20090031881.pdf [firstpage_image] =>[orig_patent_app_number] => 12178585 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 6191931 [patent_doc_number] => 20110023685 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-03 [patent_title] => 'PORTABLE DRUM' [patent_app_type] => utility [patent_app_number] => 12/742204 [patent_app_country] => US [patent_app_date] => 2008-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 4564 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0023/20110023685.pdf [firstpage_image] =>[orig_patent_app_number] => 12742204 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 6454589 [patent_doc_number] => 20100005949 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-14 [patent_title] => 'Tuner with clothes-pin design' [patent_app_type] => utility [patent_app_number] => 12/218342 [patent_app_country] => US [patent_app_date] => 2008-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1183 [patent_no_of_claims] => 8 [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/A1/0005/20100005949.pdf [firstpage_image] =>[orig_patent_app_number] => 12218342 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 74900 [patent_doc_number] => 07750220 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-06 [patent_title] => 'G-Pan musical instrument' [patent_app_type] => utility [patent_app_number] => 12/171634 [patent_app_country] => US [patent_app_date] => 2008-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 18 [patent_no_of_words] => 20395 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/750/07750220.pdf [firstpage_image] =>[orig_patent_app_number] => 12171634 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 6454546 [patent_doc_number] => 20100005944 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-14 [patent_title] => 'Compensated adjustable nut for a stringed instrument' [patent_app_type] => utility [patent_app_number] => 12/218078 [patent_app_country] => US [patent_app_date] => 2008-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 2490 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0005/20100005944.pdf [firstpage_image] =>[orig_patent_app_number] => 12218078 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5287257 [patent_doc_number] => 20090019987 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-22 [patent_title] => 'KEY FOR KEYBOARD INSTRUMENT' [patent_app_type] => utility [patent_app_number] => 12/172001 [patent_app_country] => US [patent_app_date] => 2008-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3305 [patent_no_of_claims] => 1 [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/A1/0019/20090019987.pdf [firstpage_image] =>[orig_patent_app_number] => 12172001 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 6454519 [patent_doc_number] => 20100005942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-14 [patent_title] => 'Ergonomic Guitar' [patent_app_type] => utility [patent_app_number] => 12/218051 [patent_app_country] => US [patent_app_date] => 2008-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 2949 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0005/20100005942.pdf [firstpage_image] =>[orig_patent_app_number] => 12218051 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5287267 [patent_doc_number] => 20090019997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-22 [patent_title] => 'INNER FORCE SENSE CONTROLLING APPARATUS, METHOD FOR CONTROLLING INNER FORCE SENSE AND MUSICAL INSTRUMENT USING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/168794 [patent_app_country] => US [patent_app_date] => 2008-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 17347 [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/A1/0019/20090019997.pdf [firstpage_image] =>[orig_patent_app_number] => 12168794 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5292829 [patent_doc_number] => 20090007755 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-08 [patent_title] => 'Modified drumstick for teaching purposes' [patent_app_type] => utility [patent_app_number] => 12/217607 [patent_app_country] => US [patent_app_date] => 2008-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1056 [patent_no_of_claims] => 11 [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/A1/0007/20090007755.pdf [firstpage_image] =>[orig_patent_app_number] => 12217607 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5460468 [patent_doc_number] => 20090320668 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-31 [patent_title] => 'Pinky Pal' [patent_app_type] => utility [patent_app_number] => 12/217103 [patent_app_country] => US [patent_app_date] => 2008-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1259 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0320/20090320668.pdf [firstpage_image] =>[orig_patent_app_number] => 12217103 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5370661 [patent_doc_number] => 20090308220 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-17 [patent_title] => 'PIANO HAVING DENSE SOUND-ENHANCING COMPONENT' [patent_app_type] => utility [patent_app_number] => 12/137045 [patent_app_country] => US [patent_app_date] => 2008-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4270 [patent_no_of_claims] => 34 [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/A1/0308/20090308220.pdf [firstpage_image] =>[orig_patent_app_number] => 12137045 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5312721 [patent_doc_number] => 20090277319 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-12 [patent_title] => 'SOUND POST SETTER' [patent_app_type] => utility [patent_app_number] => 12/116035 [patent_app_country] => US [patent_app_date] => 2008-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4086 [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/A1/0277/20090277319.pdf [firstpage_image] =>[orig_patent_app_number] => 12116035 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 203155 [patent_doc_number] => 07632998 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-12-15 [patent_title] => 'Assembly for purging liquid from a lip vibrated aerophonic instrument' [patent_app_type] => utility [patent_app_number] => 12/113840 [patent_app_country] => US [patent_app_date] => 2008-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 3592 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/632/07632998.pdf [firstpage_image] =>[orig_patent_app_number] => 12113840 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5382100 [patent_doc_number] => 20090223344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-10 [patent_title] => 'A musical string' [patent_app_type] => utility [patent_app_number] => 12/109737 [patent_app_country] => US [patent_app_date] => 2008-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7466 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 20 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0223/20090223344.pdf [firstpage_image] =>[orig_patent_app_number] => 12109737 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4869841 [patent_doc_number] => 20080196574 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-21 [patent_title] => 'ADJUSTABLE DRUM PEDAL AND METHOD THEREFOR' [patent_app_type] => utility [patent_app_number] => 12/109205 [patent_app_country] => US [patent_app_date] => 2008-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3319 [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/A1/0196/20080196574.pdf [firstpage_image] =>[orig_patent_app_number] => 12109205 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 191129 [patent_doc_number] => 07642441 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-01-05 [patent_title] => 'Selectively tunable percussion instrument' [patent_app_type] => utility [patent_app_number] => 12/106294 [patent_app_country] => US [patent_app_date] => 2008-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2214 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/642/07642441.pdf [firstpage_image] =>[orig_patent_app_number] => 12106294 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4882799 [patent_doc_number] => 20080257131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-23 [patent_title] => 'ELECTRONIC MUSICAL INSTRUMENT' [patent_app_type] => utility [patent_app_number] => 12/104806 [patent_app_country] => US [patent_app_date] => 2008-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5998 [patent_no_of_claims] => 11 [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/A1/0257/20080257131.pdf [firstpage_image] =>[orig_patent_app_number] => 12104806 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5455242 [patent_doc_number] => 20090255394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-15 [patent_title] => 'Adjustable folding leg for bass drum' [patent_app_type] => utility [patent_app_number] => 12/082367 [patent_app_country] => US [patent_app_date] => 2008-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4155 [patent_no_of_claims] => 55 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0255/20090255394.pdf [firstpage_image] =>[orig_patent_app_number] => 12082367 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 292580 [patent_doc_number] => 07544873 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-06-09 [patent_title] => 'Modified tremolo device for stringed musical instrument' [patent_app_type] => utility [patent_app_number] => 12/099342 [patent_app_country] => US [patent_app_date] => 2008-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 15 [patent_no_of_words] => 4137 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 389 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/544/07544873.pdf [firstpage_image] =>[orig_patent_app_number] => 12099342 [rel_patent_id] =>[rel_patent_doc_number] =>)