Xu Mei

Array ( [id] => 15909335 [patent_doc_number] => 20200154189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-14 [patent_title] => Headphone Acoustic Transformer [patent_app_type] => utility [patent_app_number] => 16/351504 [patent_app_country] => US [patent_app_date] => 2019-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9568 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16351504 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16680589 [patent_doc_number] => 10940044 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-09 [patent_title] => In-ear noise dosimetry system [patent_app_type] => utility [patent_app_number] => 16/296830 [patent_app_country] => US [patent_app_date] => 2019-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 30 [patent_no_of_words] => 12582 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16296830 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16630323 [patent_doc_number] => 20210048976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => DISPLAY CONTROL APPARATUS, DISPLAY CONTROL METHOD, AND PROGRAM [patent_app_type] => utility [patent_app_number] => 16/980778 [patent_app_country] => US [patent_app_date] => 2019-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7569 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16980778 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17878315 [patent_doc_number] => 11450335 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-20 [patent_title] => Method and device for updating coefficient vector of finite impulse response filter [patent_app_type] => utility [patent_app_number] => 16/978644 [patent_app_country] => US [patent_app_date] => 2019-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 12914 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16978644 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16038057 [patent_doc_number] => 10681475 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-09 [patent_title] => System and method for evaluating speech perception in complex listening environments [patent_app_type] => utility [patent_app_number] => 16/279675 [patent_app_country] => US [patent_app_date] => 2019-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 16670 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16279675 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16845695 [patent_doc_number] => 11017787 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-25 [patent_title] => Self-adjusting fundamental frequency accentuation subsystem for natural ear device [patent_app_type] => utility [patent_app_number] => 16/271237 [patent_app_country] => US [patent_app_date] => 2019-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 7445 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16271237 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16457584 [patent_doc_number] => 20200367010 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-19 [patent_title] => METHOD AND SYSTEM FOR APPLYING TIME-BASED EFFECTS IN A MULTI-CHANNEL AUDIO REPRODUCTION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/960958 [patent_app_country] => US [patent_app_date] => 2019-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4191 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16960958 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16543047 [patent_doc_number] => 20200409462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM [patent_app_type] => utility [patent_app_number] => 16/976160 [patent_app_country] => US [patent_app_date] => 2019-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6892 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16976160 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16637745 [patent_doc_number] => 10916259 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-09 [patent_title] => Extracting overall equipment effectiveness by analysis of a vibro-acoustic signal [patent_app_type] => utility [patent_app_number] => 16/240748 [patent_app_country] => US [patent_app_date] => 2019-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 4975 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16240748 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 14576047 [patent_doc_number] => 20190215632 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-11 [patent_title] => BINAURAL AUDIO SIGNAL PROCESSING METHOD AND APPARATUS FOR DETERMINING RENDERING METHOD ACCORDING TO POSITION OF LISTENER AND OBJECT [patent_app_type] => utility [patent_app_number] => 16/240781 [patent_app_country] => US [patent_app_date] => 2019-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9418 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16240781 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 15311313 [patent_doc_number] => 10520356 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-31 [patent_title] => Apparatus, method and monitoring system for measuring noise between floors [patent_app_type] => utility [patent_app_number] => 16/240467 [patent_app_country] => US [patent_app_date] => 2019-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 12081 [patent_no_of_claims] => 13 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16240467 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16162489 [patent_doc_number] => 20200219477 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-09 [patent_title] => COMPENSATION FOR MICROPHONE ROLL-OFF VARIATION IN ACOUSTIC DEVICES [patent_app_type] => utility [patent_app_number] => 16/240135 [patent_app_country] => US [patent_app_date] => 2019-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10953 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16240135 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 15033101 [patent_doc_number] => 20190327555 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => AUDIO PICKUP AND PLAY CIRCUIT AND SYSTEM, AND METHOD FOR SWITCHING AUDIO PICKUP AND PLAY [patent_app_type] => utility [patent_app_number] => 16/240093 [patent_app_country] => US [patent_app_date] => 2019-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6243 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16240093 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17225955 [patent_doc_number] => 11178475 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-16 [patent_title] => Speaker and shower [patent_app_type] => utility [patent_app_number] => 16/237254 [patent_app_country] => US [patent_app_date] => 2018-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 47 [patent_figures_cnt] => 57 [patent_no_of_words] => 13139 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16237254 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 14284495 [patent_doc_number] => 20190139532 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-09 [patent_title] => SDR-BASED ADAPTIVE NOISE CANCELLATION (ANC) SYSTEM [patent_app_type] => utility [patent_app_number] => 16/236861 [patent_app_country] => US [patent_app_date] => 2018-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8992 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16236861 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 15016541 [patent_doc_number] => 10454439 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-22 [patent_title] => Methods and apparatus for adjusting a level of an audio signal [patent_app_type] => utility [patent_app_number] => 16/211593 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 19 [patent_no_of_words] => 20651 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16211593 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 14192373 [patent_doc_number] => 20190115892 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-18 [patent_title] => Methods and Apparatus For Adjusting A Level of An Audio Signal [patent_app_type] => utility [patent_app_number] => 16/211574 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20664 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16211574 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 14192375 [patent_doc_number] => 20190115893 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-18 [patent_title] => Methods and Apparatus For Adjusting A Level of An Audio Signal [patent_app_type] => utility [patent_app_number] => 16/211579 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20662 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16211579 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 14192369 [patent_doc_number] => 20190115890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-18 [patent_title] => Methods and Apparatus For Adjusting A Level of An Audio Signal [patent_app_type] => utility [patent_app_number] => 16/211559 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20715 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16211559 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 14192379 [patent_doc_number] => 20190115895 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-18 [patent_title] => Methods and Apparatus For Adjusting A Level of An Audio Signal [patent_app_type] => utility [patent_app_number] => 16/211586 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20697 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16211586 [rel_patent_id] =>[rel_patent_doc_number] =>)