Jianchun Qin

Array ( [id] => 366907 [patent_doc_number] => 07479592 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-01-20 [patent_title] => 'Stringed instrument vibrato device' [patent_app_type] => utility [patent_app_number] => 11/749719 [patent_app_country] => US [patent_app_date] => 2007-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3136 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/479/07479592.pdf [firstpage_image] =>[orig_patent_app_number] => 11749719 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5352277 [patent_doc_number] => 20090183621 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-23 [patent_title] => 'SUPPORT FOR STRINGED MUSICAL INSTRUMENTS' [patent_app_type] => utility [patent_app_number] => 12/301154 [patent_app_country] => US [patent_app_date] => 2007-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2406 [patent_no_of_claims] => 13 [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/A1/0183/20090183621.pdf [firstpage_image] =>[orig_patent_app_number] => 12301154 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 589989 [patent_doc_number] => 07439433 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-10-21 [patent_title] => 'Snare drum strainer' [patent_app_type] => utility [patent_app_number] => 11/790700 [patent_app_country] => US [patent_app_date] => 2007-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2931 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 431 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/439/07439433.pdf [firstpage_image] =>[orig_patent_app_number] => 11790700 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4855383 [patent_doc_number] => 20080264233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-30 [patent_title] => 'Bass drum mute' [patent_app_type] => utility [patent_app_number] => 11/796331 [patent_app_country] => US [patent_app_date] => 2007-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3325 [patent_no_of_claims] => 25 [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/A1/0264/20080264233.pdf [firstpage_image] =>[orig_patent_app_number] => 11796331 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4882798 [patent_doc_number] => 20080257130 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-23 [patent_title] => 'Stringed instrument construction' [patent_app_type] => utility [patent_app_number] => 11/788022 [patent_app_country] => US [patent_app_date] => 2007-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2023 [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/A1/0257/20080257130.pdf [firstpage_image] =>[orig_patent_app_number] => 11788022 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4660005 [patent_doc_number] => 20080250912 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-16 [patent_title] => 'Drumstick, a percussion element for a drumstick and use of such a drumstick or such a percussion element' [patent_app_type] => utility [patent_app_number] => 11/787264 [patent_app_country] => US [patent_app_date] => 2007-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2177 [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/A1/0250/20080250912.pdf [firstpage_image] =>[orig_patent_app_number] => 11787264 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 112486 [patent_doc_number] => 07718876 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-05-18 [patent_title] => 'Angled grain drum shell ply configuration' [patent_app_type] => utility [patent_app_number] => 11/784700 [patent_app_country] => US [patent_app_date] => 2007-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 1447 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/718/07718876.pdf [firstpage_image] =>[orig_patent_app_number] => 11784700 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 349047 [patent_doc_number] => 07495163 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-02-24 [patent_title] => 'Wireless musical keyboard' [patent_app_type] => utility [patent_app_number] => 11/695445 [patent_app_country] => US [patent_app_date] => 2007-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 19 [patent_no_of_words] => 5133 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/495/07495163.pdf [firstpage_image] =>[orig_patent_app_number] => 11695445 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5431050 [patent_doc_number] => 20090165635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-02 [patent_title] => 'DIGITAL SIGNAL PROCESSOR AND A METHOD FOR PRODUCING HARMONIC SOUND' [patent_app_type] => utility [patent_app_number] => 12/294305 [patent_app_country] => US [patent_app_date] => 2007-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7042 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0165/20090165635.pdf [firstpage_image] =>[orig_patent_app_number] => 12294305 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 24578 [patent_doc_number] => 07795515 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-14 [patent_title] => 'Laminated stringed instrument bow' [patent_app_type] => utility [patent_app_number] => 11/686758 [patent_app_country] => US [patent_app_date] => 2007-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5207 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/795/07795515.pdf [firstpage_image] =>[orig_patent_app_number] => 11686758 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4977511 [patent_doc_number] => 20070218744 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-20 [patent_title] => 'Opening/closing mechanism for a keyboard instrument cover' [patent_app_type] => utility [patent_app_number] => 11/724417 [patent_app_country] => US [patent_app_date] => 2007-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5641 [patent_no_of_claims] => 6 [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/A1/0218/20070218744.pdf [firstpage_image] =>[orig_patent_app_number] => 11724417 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4722038 [patent_doc_number] => 20080202316 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-28 [patent_title] => 'Adjusting assembly for a drum support in a marching band' [patent_app_type] => utility [patent_app_number] => 11/709265 [patent_app_country] => US [patent_app_date] => 2007-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1881 [patent_no_of_claims] => 3 [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/A1/0202/20080202316.pdf [firstpage_image] =>[orig_patent_app_number] => 11709265 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 356440 [patent_doc_number] => 07488877 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-02-10 [patent_title] => 'Violin shoulder rest' [patent_app_type] => utility [patent_app_number] => 11/676297 [patent_app_country] => US [patent_app_date] => 2007-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 2804 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/488/07488877.pdf [firstpage_image] =>[orig_patent_app_number] => 11676297 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5109519 [patent_doc_number] => 20070193434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-23 [patent_title] => 'KEYBOARD-TYPE TONE PLATE PERCUSSION INSTRUMENT' [patent_app_type] => utility [patent_app_number] => 11/674918 [patent_app_country] => US [patent_app_date] => 2007-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5557 [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/A1/0193/20070193434.pdf [firstpage_image] =>[orig_patent_app_number] => 11674918 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5249626 [patent_doc_number] => 20070131082 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-14 [patent_title] => 'Method and Apparatus for Fully Adjusting and Providing Tempered Intonation for Stringed Fretted Musical Instruments and Making Adjustments to the Rule of 18' [patent_app_type] => utility [patent_app_number] => 11/674717 [patent_app_country] => US [patent_app_date] => 2007-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 11643 [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/A1/0131/20070131082.pdf [firstpage_image] =>[orig_patent_app_number] => 11674717 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 326848 [patent_doc_number] => 07514619 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-04-07 [patent_title] => 'Adjustable musician\'s stand' [patent_app_type] => utility [patent_app_number] => 11/674554 [patent_app_country] => US [patent_app_date] => 2007-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 55 [patent_no_of_words] => 16093 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/514/07514619.pdf [firstpage_image] =>[orig_patent_app_number] => 11674554 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4809634 [patent_doc_number] => 20080190265 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-14 [patent_title] => 'UNIVERSAL, PORTABLE SHEET READING STAND' [patent_app_type] => utility [patent_app_number] => 11/674104 [patent_app_country] => US [patent_app_date] => 2007-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2465 [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/A1/0190/20080190265.pdf [firstpage_image] =>[orig_patent_app_number] => 11674104 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4562403 [patent_doc_number] => 07838751 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-11-23 [patent_title] => 'Hand actuated tremolo system for guitars' [patent_app_type] => utility [patent_app_number] => 11/671527 [patent_app_country] => US [patent_app_date] => 2007-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 41 [patent_no_of_words] => 6295 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/838/07838751.pdf [firstpage_image] =>[orig_patent_app_number] => 11671527 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5097715 [patent_doc_number] => 20070180975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-09 [patent_title] => 'GUITAR WITH ACOUSTICAL MIXING CHAMBER' [patent_app_type] => utility [patent_app_number] => 11/671106 [patent_app_country] => US [patent_app_date] => 2007-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1969 [patent_no_of_claims] => 21 [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/A1/0180/20070180975.pdf [firstpage_image] =>[orig_patent_app_number] => 11671106 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5097717 [patent_doc_number] => 20070180977 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-09 [patent_title] => 'BREATH-CONTROLLED ACTIVATING DEVICE' [patent_app_type] => utility [patent_app_number] => 11/670062 [patent_app_country] => US [patent_app_date] => 2007-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3296 [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/A1/0180/20070180977.pdf [firstpage_image] =>[orig_patent_app_number] => 11670062 [rel_patent_id] =>[rel_patent_doc_number] =>)