Ephrem Zeru Mebrahtu

Array ( [id] => 1235102 [patent_doc_number] => 06694028 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-02-17 [patent_title] => 'Microphone array system' [patent_app_type] => B1 [patent_app_number] => 09/560355 [patent_app_country] => US [patent_app_date] => 2000-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 8548 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/694/06694028.pdf [firstpage_image] =>[orig_patent_app_number] => 09560355 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 1507953 [patent_doc_number] => 06466678 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-15 [patent_title] => 'Hearing aid having digital damping' [patent_app_type] => B1 [patent_app_number] => 09/542133 [patent_app_country] => US [patent_app_date] => 2000-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 25 [patent_no_of_words] => 7812 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/466/06466678.pdf [firstpage_image] =>[orig_patent_app_number] => 09542133 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 7625968 [patent_doc_number] => 06768799 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-07-27 [patent_title] => 'Appliance incorporating sound cancellation system' [patent_app_type] => B1 [patent_app_number] => 09/532447 [patent_app_country] => US [patent_app_date] => 2000-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2062 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 4 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/768/06768799.pdf [firstpage_image] =>[orig_patent_app_number] => 09532447 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 1584691 [patent_doc_number] => 06424441 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-23 [patent_title] => 'Method and apparatus for sensing an audio signal that is sensitive to the audio signal and insensitive to background noise' [patent_app_type] => B1 [patent_app_number] => 09/491726 [patent_app_country] => US [patent_app_date] => 2000-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4045 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/424/06424441.pdf [firstpage_image] =>[orig_patent_app_number] => 09491726 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 723796 [patent_doc_number] => 07050470 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-05-23 [patent_title] => 'Optical waveguides on glass substrates and lasers formed therefrom' [patent_app_type] => utility [patent_app_number] => 09/492178 [patent_app_country] => US [patent_app_date] => 2000-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 15528 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/050/07050470.pdf [firstpage_image] =>[orig_patent_app_number] => 09492178 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 1205356 [patent_doc_number] => 06721431 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-04-13 [patent_title] => 'Prismatic loudspeaker/microphone array' [patent_app_type] => B1 [patent_app_number] => 09/490946 [patent_app_country] => US [patent_app_date] => 2000-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3900 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/721/06721431.pdf [firstpage_image] =>[orig_patent_app_number] => 09490946 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4341559 [patent_doc_number] => 06330337 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-11 [patent_title] => 'Automotive entertainment system for rear seat passengers' [patent_app_type] => 1 [patent_app_number] => 9/487054 [patent_app_country] => US [patent_app_date] => 2000-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2707 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/330/06330337.pdf [firstpage_image] =>[orig_patent_app_number] => 487054 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 1269764 [patent_doc_number] => 06661899 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-09 [patent_title] => 'Book microphone system' [patent_app_type] => B1 [patent_app_number] => 09/470751 [patent_app_country] => US [patent_app_date] => 1999-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2321 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/661/06661899.pdf [firstpage_image] =>[orig_patent_app_number] => 09470751 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 1405490 [patent_doc_number] => 06553121 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-22 [patent_title] => 'Three-dimensional acoustic processor which uses linear predictive coefficients' [patent_app_type] => B1 [patent_app_number] => 09/449570 [patent_app_country] => US [patent_app_date] => 1999-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 56 [patent_figures_cnt] => 69 [patent_no_of_words] => 13445 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/553/06553121.pdf [firstpage_image] =>[orig_patent_app_number] => 09449570 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 1427234 [patent_doc_number] => 06529787 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-03-04 [patent_title] => 'Multimedia computer speaker system with bridge-coupled subwoofer' [patent_app_type] => B2 [patent_app_number] => 09/440153 [patent_app_country] => US [patent_app_date] => 1999-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2479 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/529/06529787.pdf [firstpage_image] =>[orig_patent_app_number] => 09440153 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4319225 [patent_doc_number] => 06188769 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-13 [patent_title] => 'Environmental reverberation processor' [patent_app_type] => 1 [patent_app_number] => 9/441141 [patent_app_country] => US [patent_app_date] => 1999-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3804 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 358 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/188/06188769.pdf [firstpage_image] =>[orig_patent_app_number] => 441141 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 7633503 [patent_doc_number] => 06658117 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-02 [patent_title] => 'Sound field effect control apparatus and method' [patent_app_type] => B2 [patent_app_number] => 09/436139 [patent_app_country] => US [patent_app_date] => 1999-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 27 [patent_no_of_words] => 9457 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/658/06658117.pdf [firstpage_image] =>[orig_patent_app_number] => 09436139 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4421706 [patent_doc_number] => 06266425 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-24 [patent_title] => 'Audio amplifier circuit and audio device using the circuit' [patent_app_type] => 1 [patent_app_number] => 9/433048 [patent_app_country] => US [patent_app_date] => 1999-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3362 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/266/06266425.pdf [firstpage_image] =>[orig_patent_app_number] => 433048 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4395913 [patent_doc_number] => 06295365 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-25 [patent_title] => 'Acoustic sensor and electric stethoscope device incorporating the same therein' [patent_app_type] => 1 [patent_app_number] => 9/432149 [patent_app_country] => US [patent_app_date] => 1999-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 5114 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/295/06295365.pdf [firstpage_image] =>[orig_patent_app_number] => 432149 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 4420235 [patent_doc_number] => 06310958 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-30 [patent_title] => 'Sound-producing arrangement for a motor vehicle' [patent_app_type] => 1 [patent_app_number] => 9/425412 [patent_app_country] => US [patent_app_date] => 1999-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1256 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/310/06310958.pdf [firstpage_image] =>[orig_patent_app_number] => 425412 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 1518295 [patent_doc_number] => 06421447 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-16 [patent_title] => 'Method of generating surround sound with channels processing separately' [patent_app_type] => B1 [patent_app_number] => 09/408942 [patent_app_country] => US [patent_app_date] => 1999-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1264 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/421/06421447.pdf [firstpage_image] =>[orig_patent_app_number] => 09408942 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 1105105 [patent_doc_number] => 06816598 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-11-09 [patent_title] => 'Multiple driver, resonantly-coupled loudspeaker' [patent_app_type] => B1 [patent_app_number] => 09/405433 [patent_app_country] => US [patent_app_date] => 1999-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3777 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/816/06816598.pdf [firstpage_image] =>[orig_patent_app_number] => 09405433 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 7962823 [patent_doc_number] => 06681019 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-01-20 [patent_title] => 'POLARITY DETERMINING CIRCUIT FOR LOUDSPEAKERS, AN AUDIO CIRCUIT HAVING A FUNCTION OF DETERMINING POLARITIES OF LOUDSPEAKERS, AND AN AUDIO CIRCUIT HAVING FUNCTIONS OF DETERMINING POLARITIES OF LOUDSPEAKERS AND SWITCHING THE POLARITIES' [patent_app_type] => B1 [patent_app_number] => 09/400236 [patent_app_country] => US [patent_app_date] => 1999-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4626 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/681/06681019.pdf [firstpage_image] =>[orig_patent_app_number] => 09400236 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 1461709 [patent_doc_number] => 06427015 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-30 [patent_title] => 'Power supply for microphone' [patent_app_type] => B1 [patent_app_number] => 09/319339 [patent_app_country] => US [patent_app_date] => 1999-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2165 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/427/06427015.pdf [firstpage_image] =>[orig_patent_app_number] => 09319339 [rel_patent_id] =>[rel_patent_doc_number] =>)