Xu Mei

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Array ( [id] => 19700920 [patent_doc_number] => 12194925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Vehicle with speaker for outputting virtual engine sound and controlling method thereof [patent_app_type] => utility [patent_app_number] => 18/369571 [patent_app_country] => US [patent_app_date] => 2023-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4684 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18369571 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18883699 [patent_doc_number] => 20240007068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => DIGITAL POWER AMPLIFIER, SPEAKER DRIVE SYSTEM, AND SPEAKER DRIVE METHOD [patent_app_type] => utility [patent_app_number] => 18/369131 [patent_app_country] => US [patent_app_date] => 2023-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18369131 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18883699 [patent_doc_number] => 20240007068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => DIGITAL POWER AMPLIFIER, SPEAKER DRIVE SYSTEM, AND SPEAKER DRIVE METHOD [patent_app_type] => utility [patent_app_number] => 18/369131 [patent_app_country] => US [patent_app_date] => 2023-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18369131 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19276302 [patent_doc_number] => 12026432 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-07-02 [patent_title] => Media content display for playback [patent_app_type] => utility [patent_app_number] => 18/241061 [patent_app_country] => US [patent_app_date] => 2023-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 11363 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18241061 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18884445 [patent_doc_number] => 20240007814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => Determination Of Targeted Spatial Audio Parameters And Associated Spatial Audio Playback [patent_app_type] => utility [patent_app_number] => 18/237618 [patent_app_country] => US [patent_app_date] => 2023-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15545 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18237618 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19538545 [patent_doc_number] => 12131098 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Interaction of sound, silent and mute modes in an electronic device [patent_app_type] => utility [patent_app_number] => 18/451434 [patent_app_country] => US [patent_app_date] => 2023-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 8085 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18451434 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18958586 [patent_doc_number] => 20240046913 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => Headphone with Multiple Reference Microphones ANC and Transparency [patent_app_type] => utility [patent_app_number] => 18/450942 [patent_app_country] => US [patent_app_date] => 2023-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4365 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18450942 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 20260126 [patent_doc_number] => 12432494 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Audio parameter setting method and electronic device [patent_app_type] => utility [patent_app_number] => 18/366697 [patent_app_country] => US [patent_app_date] => 2023-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18366697 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18945172 [patent_doc_number] => 20240040311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => AUDIO REPRODUCTION DEVICE, AUDIO REPRODUCTION LSI, AND AUDIO REPRODUCTION METHOD [patent_app_type] => utility [patent_app_number] => 18/356196 [patent_app_country] => US [patent_app_date] => 2023-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5900 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18356196 [rel_patent_id] =>[rel_patent_doc_number] =>)

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