Jianchun Qin

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Array ( [id] => 5292833 [patent_doc_number] => 20090007759 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-08 [patent_title] => 'TWIRLING PROP AND METHOD OF PREPARING THE SAME' [patent_app_type] => utility [patent_app_number] => 11/773153 [patent_app_country] => US [patent_app_date] => 2007-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3199 [patent_no_of_claims] => 24 [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/A1/0007/20090007759.pdf [firstpage_image] =>[orig_patent_app_number] => 11773153 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4926644 [patent_doc_number] => 20080166007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-10 [patent_title] => 'Assembly for coupling the housings of an electronic device' [patent_app_type] => utility [patent_app_number] => 11/824180 [patent_app_country] => US [patent_app_date] => 2007-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 61 [patent_figures_cnt] => 61 [patent_no_of_words] => 33050 [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/A1/0166/20080166007.pdf [firstpage_image] =>[orig_patent_app_number] => 11824180 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 122392 [patent_doc_number] => 07709713 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-05-04 [patent_title] => 'Mounting plate and vibrato assembly for vibrato system on a guitar' [patent_app_type] => utility [patent_app_number] => 11/821819 [patent_app_country] => US [patent_app_date] => 2007-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3050 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/709/07709713.pdf [firstpage_image] =>[orig_patent_app_number] => 11821819 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5207300 [patent_doc_number] => 20070245884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-10-25 [patent_title] => 'Method of processing sounds from stringed instrument and pickup device for the same' [patent_app_type] => utility [patent_app_number] => 11/823414 [patent_app_country] => US [patent_app_date] => 2007-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 5926 [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/A1/0245/20070245884.pdf [firstpage_image] =>[orig_patent_app_number] => 11823414 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4848484 [patent_doc_number] => 20080314225 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-25 [patent_title] => 'Violin Thumb Pad' [patent_app_type] => utility [patent_app_number] => 11/768195 [patent_app_country] => US [patent_app_date] => 2007-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 854 [patent_no_of_claims] => 12 [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/A1/0314/20080314225.pdf [firstpage_image] =>[orig_patent_app_number] => 11768195 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 103371 [patent_doc_number] => 07723596 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-05-25 [patent_title] => 'Stabilizing holder for sensory device' [patent_app_type] => utility [patent_app_number] => 11/767232 [patent_app_country] => US [patent_app_date] => 2007-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 7791 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/723/07723596.pdf [firstpage_image] =>[orig_patent_app_number] => 11767232 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4848488 [patent_doc_number] => 20080314229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-25 [patent_title] => 'METHOD OF REPRESENTING RHYTHM IN MUSIC NOTATION AND DISPLAY THEREFOR' [patent_app_type] => utility [patent_app_number] => 11/765975 [patent_app_country] => US [patent_app_date] => 2007-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7211 [patent_no_of_claims] => 39 [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/A1/0314/20080314229.pdf [firstpage_image] =>[orig_patent_app_number] => 11765975 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 197301 [patent_doc_number] => 07638696 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-12-29 [patent_title] => 'Reduced friction piano action pins' [patent_app_type] => utility [patent_app_number] => 11/765438 [patent_app_country] => US [patent_app_date] => 2007-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4010 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/638/07638696.pdf [firstpage_image] =>[orig_patent_app_number] => 11765438 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 142404 [patent_doc_number] => 07687693 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-03-30 [patent_title] => 'Grand piano composite piano action' [patent_app_type] => utility [patent_app_number] => 11/762990 [patent_app_country] => US [patent_app_date] => 2007-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 4987 [patent_no_of_claims] => 4 [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/07/687/07687693.pdf [firstpage_image] =>[orig_patent_app_number] => 11762990 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 352854 [patent_doc_number] => 07491877 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-02-17 [patent_title] => 'Drum shell mounting system and associated methods' [patent_app_type] => utility [patent_app_number] => 11/760143 [patent_app_country] => US [patent_app_date] => 2007-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 2656 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/491/07491877.pdf [firstpage_image] =>[orig_patent_app_number] => 11760143 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5122607 [patent_doc_number] => 20070234876 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-10-11 [patent_title] => 'Constructive device introduced in percussion drum foot pedal for musical instrument' [patent_app_type] => utility [patent_app_number] => 11/808012 [patent_app_country] => US [patent_app_date] => 2007-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1486 [patent_no_of_claims] => 2 [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/A1/0234/20070234876.pdf [firstpage_image] =>[orig_patent_app_number] => 11808012 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 582642 [patent_doc_number] => 07453036 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-11-18 [patent_title] => 'System and method for teaching piano' [patent_app_type] => utility [patent_app_number] => 11/758133 [patent_app_country] => US [patent_app_date] => 2007-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 34 [patent_no_of_words] => 10347 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/453/07453036.pdf [firstpage_image] =>[orig_patent_app_number] => 11758133 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5228783 [patent_doc_number] => 20070290890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-12-20 [patent_title] => 'FOLDABLE KEYBOARD' [patent_app_type] => utility [patent_app_number] => 11/756566 [patent_app_country] => US [patent_app_date] => 2007-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 1522 [patent_no_of_claims] => 14 [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/A1/0290/20070290890.pdf [firstpage_image] =>[orig_patent_app_number] => 11756566 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 278207 [patent_doc_number] => 07557283 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-07-07 [patent_title] => 'Guitar slide' [patent_app_type] => utility [patent_app_number] => 11/755438 [patent_app_country] => US [patent_app_date] => 2007-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2847 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/557/07557283.pdf [firstpage_image] =>[orig_patent_app_number] => 11755438 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 5195868 [patent_doc_number] => 20070295186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-12-27 [patent_title] => 'PEG FOR STRINGED INSTRUMENT' [patent_app_type] => utility [patent_app_number] => 11/753920 [patent_app_country] => US [patent_app_date] => 2007-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3365 [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/A1/0295/20070295186.pdf [firstpage_image] =>[orig_patent_app_number] => 11753920 [rel_patent_id] =>[rel_patent_doc_number] =>)

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Array ( [id] => 4788501 [patent_doc_number] => 20080289474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-27 [patent_title] => 'Tension Equalizer' [patent_app_type] => utility [patent_app_number] => 11/753220 [patent_app_country] => US [patent_app_date] => 2007-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2984 [patent_no_of_claims] => 21 [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/A1/0289/20080289474.pdf [firstpage_image] =>[orig_patent_app_number] => 11753220 [rel_patent_id] =>[rel_patent_doc_number] =>)

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Array ( [id] => 4774869 [patent_doc_number] => 20080282867 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-20 [patent_title] => 'PAD STRUCTURE FOR ELECTRONIC PERCUSSION INSTRUMENT' [patent_app_type] => utility [patent_app_number] => 11/750032 [patent_app_country] => US [patent_app_date] => 2007-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2039 [patent_no_of_claims] => 10 [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/A1/0282/20080282867.pdf [firstpage_image] =>[orig_patent_app_number] => 11750032 [rel_patent_id] =>[rel_patent_doc_number] =>)