Search

Ephrem Alemu

Examiner (ID: 134)

Most Active Art Unit
2821
Art Unit(s)
2821, 2722
Total Applications
780
Issued Applications
631
Pending Applications
18
Abandoned Applications
131

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4872150 [patent_doc_number] => 20080198884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-21 [patent_title] => 'Constant-current drive circuit' [patent_app_type] => utility [patent_app_number] => 11/706190 [patent_app_country] => US [patent_app_date] => 2007-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5570 [patent_no_of_claims] => 5 [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/A1/0198/20080198884.pdf [firstpage_image] =>[orig_patent_app_number] => 11706190 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/706190
Constant-current drive circuit Feb 14, 2007 Issued
Array ( [id] => 4843771 [patent_doc_number] => 20080180179 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-31 [patent_title] => 'RF Power Amplifier Stability Network' [patent_app_type] => utility [patent_app_number] => 11/627002 [patent_app_country] => US [patent_app_date] => 2007-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4462 [patent_no_of_claims] => 71 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0180/20080180179.pdf [firstpage_image] =>[orig_patent_app_number] => 11627002 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/627002
RF power amplifier stability network Jan 24, 2007 Issued
Array ( [id] => 5157824 [patent_doc_number] => 20070170868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-26 [patent_title] => 'Power tool having an illuminating device' [patent_app_type] => utility [patent_app_number] => 11/655521 [patent_app_country] => US [patent_app_date] => 2007-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2103 [patent_no_of_claims] => 20 [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/A1/0170/20070170868.pdf [firstpage_image] =>[orig_patent_app_number] => 11655521 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/655521
Power tool having an illuminating device Jan 18, 2007 Abandoned
Array ( [id] => 21656 [patent_doc_number] => 07794105 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-14 [patent_title] => 'Temperature controlled light fixture for environmental chamber' [patent_app_type] => utility [patent_app_number] => 11/621412 [patent_app_country] => US [patent_app_date] => 2007-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 3902 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/794/07794105.pdf [firstpage_image] =>[orig_patent_app_number] => 11621412 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/621412
Temperature controlled light fixture for environmental chamber Jan 8, 2007 Issued
Array ( [id] => 5008868 [patent_doc_number] => 20070279345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-12-06 [patent_title] => 'Organic electroluminescence display and driving method thereof' [patent_app_type] => utility [patent_app_number] => 11/651017 [patent_app_country] => US [patent_app_date] => 2007-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5191 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0279/20070279345.pdf [firstpage_image] =>[orig_patent_app_number] => 11651017 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/651017
Organic electroluminescence display and driving method thereof Jan 8, 2007 Issued
Array ( [id] => 4533201 [patent_doc_number] => 07923943 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-12 [patent_title] => 'Secondary side post regulation for LED backlighting' [patent_app_type] => utility [patent_app_number] => 11/621160 [patent_app_country] => US [patent_app_date] => 2007-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9208 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/923/07923943.pdf [firstpage_image] =>[orig_patent_app_number] => 11621160 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/621160
Secondary side post regulation for LED backlighting Jan 8, 2007 Issued
Array ( [id] => 5099085 [patent_doc_number] => 20070182345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-09 [patent_title] => 'Monitor and power circuit thereof' [patent_app_type] => utility [patent_app_number] => 11/647117 [patent_app_country] => US [patent_app_date] => 2006-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1949 [patent_no_of_claims] => 4 [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/A1/0182/20070182345.pdf [firstpage_image] =>[orig_patent_app_number] => 11647117 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/647117
Monitor and power circuit thereof Dec 28, 2006 Abandoned
Array ( [id] => 54266 [patent_doc_number] => 07772780 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-08-10 [patent_title] => 'Lamp igniter module and transformer carrier' [patent_app_type] => utility [patent_app_number] => 11/646213 [patent_app_country] => US [patent_app_date] => 2006-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 27 [patent_no_of_words] => 3438 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/772/07772780.pdf [firstpage_image] =>[orig_patent_app_number] => 11646213 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/646213
Lamp igniter module and transformer carrier Dec 26, 2006 Issued
Array ( [id] => 4518441 [patent_doc_number] => 07911147 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-22 [patent_title] => 'Limited current circuit of digital inverter for LCD backlight' [patent_app_type] => utility [patent_app_number] => 11/646720 [patent_app_country] => US [patent_app_date] => 2006-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2692 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/911/07911147.pdf [firstpage_image] =>[orig_patent_app_number] => 11646720 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/646720
Limited current circuit of digital inverter for LCD backlight Dec 26, 2006 Issued
Array ( [id] => 132964 [patent_doc_number] => 07701153 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-04-20 [patent_title] => 'Visible indication of mistaken lamp use' [patent_app_type] => utility [patent_app_number] => 11/611752 [patent_app_country] => US [patent_app_date] => 2006-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 24 [patent_no_of_words] => 13424 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/701/07701153.pdf [firstpage_image] =>[orig_patent_app_number] => 11611752 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/611752
Visible indication of mistaken lamp use Dec 14, 2006 Issued
Array ( [id] => 5099126 [patent_doc_number] => 20070182386 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-09 [patent_title] => 'Power supply driver circuit' [patent_app_type] => utility [patent_app_number] => 11/639820 [patent_app_country] => US [patent_app_date] => 2006-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4013 [patent_no_of_claims] => 18 [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/A1/0182/20070182386.pdf [firstpage_image] =>[orig_patent_app_number] => 11639820 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/639820
Power supply driver circuit Dec 14, 2006 Issued
Array ( [id] => 5163434 [patent_doc_number] => 20070285018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-12-13 [patent_title] => 'Coaxial cavity gyrotron with two electron beams' [patent_app_type] => utility [patent_app_number] => 11/639971 [patent_app_country] => US [patent_app_date] => 2006-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1577 [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/A1/0285/20070285018.pdf [firstpage_image] =>[orig_patent_app_number] => 11639971 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/639971
Coaxial cavity gyrotron with two electron beams Dec 14, 2006 Abandoned
Array ( [id] => 56298 [patent_doc_number] => 07768806 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-08-03 [patent_title] => 'Mixed-code DC/AC inverter' [patent_app_type] => utility [patent_app_number] => 11/637421 [patent_app_country] => US [patent_app_date] => 2006-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4659 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/768/07768806.pdf [firstpage_image] =>[orig_patent_app_number] => 11637421 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/637421
Mixed-code DC/AC inverter Dec 10, 2006 Issued
Array ( [id] => 5235093 [patent_doc_number] => 20070127249 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-07 [patent_title] => 'Candle emulation device with fragrance release mechanism' [patent_app_type] => utility [patent_app_number] => 11/633084 [patent_app_country] => US [patent_app_date] => 2006-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7137 [patent_no_of_claims] => 18 [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/A1/0127/20070127249.pdf [firstpage_image] =>[orig_patent_app_number] => 11633084 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/633084
Candle emulation device with fragrance release mechanism Nov 30, 2006 Abandoned
Array ( [id] => 153219 [patent_doc_number] => 07683861 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-03-23 [patent_title] => 'Arrangement for driving LED lighting sources' [patent_app_type] => utility [patent_app_number] => 11/602181 [patent_app_country] => US [patent_app_date] => 2006-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2409 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/683/07683861.pdf [firstpage_image] =>[orig_patent_app_number] => 11602181 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/602181
Arrangement for driving LED lighting sources Nov 20, 2006 Issued
Array ( [id] => 134103 [patent_doc_number] => 07696703 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-04-13 [patent_title] => 'Driving circuit for light-emitting diode' [patent_app_type] => utility [patent_app_number] => 11/561311 [patent_app_country] => US [patent_app_date] => 2006-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1757 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/696/07696703.pdf [firstpage_image] =>[orig_patent_app_number] => 11561311 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/561311
Driving circuit for light-emitting diode Nov 16, 2006 Issued
Array ( [id] => 4986272 [patent_doc_number] => 20070152610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-05 [patent_title] => 'Fast ferroelectric phase shift controller for accelerator cavities' [patent_app_type] => utility [patent_app_number] => 11/600920 [patent_app_country] => US [patent_app_date] => 2006-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 4924 [patent_no_of_claims] => 22 [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/A1/0152/20070152610.pdf [firstpage_image] =>[orig_patent_app_number] => 11600920 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/600920
Fast ferroelectric phase shift controller for accelerator cavities Nov 16, 2006 Issued
Array ( [id] => 5250981 [patent_doc_number] => 20070132437 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-14 [patent_title] => 'Method and cell for controlling the power factor of a power supply line' [patent_app_type] => utility [patent_app_number] => 11/601460 [patent_app_country] => US [patent_app_date] => 2006-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4942 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0132/20070132437.pdf [firstpage_image] =>[orig_patent_app_number] => 11601460 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/601460
Method and cell for controlling the power factor of a power supply line Nov 16, 2006 Issued
Array ( [id] => 264466 [patent_doc_number] => 07570236 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-08-04 [patent_title] => 'Display device and method for driving the same' [patent_app_type] => utility [patent_app_number] => 11/560562 [patent_app_country] => US [patent_app_date] => 2006-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 7377 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/570/07570236.pdf [firstpage_image] =>[orig_patent_app_number] => 11560562 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/560562
Display device and method for driving the same Nov 15, 2006 Issued
Array ( [id] => 5077278 [patent_doc_number] => 20070120502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-31 [patent_title] => 'INVERTER CIRCUIT, BACKLIGHT ASSEMBLY AND LIQUID CRYSTAL DISPLAY WITH THE SAME' [patent_app_type] => utility [patent_app_number] => 11/560645 [patent_app_country] => US [patent_app_date] => 2006-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4801 [patent_no_of_claims] => 20 [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/A1/0120/20070120502.pdf [firstpage_image] =>[orig_patent_app_number] => 11560645 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/560645
Inverter circuit, backlight assembly and liquid crystal display with the same Nov 15, 2006 Issued
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