Search

Kinfe Michael Negash

Examiner (ID: 8783)

Most Active Art Unit
2733
Art Unit(s)
2612, 2607, 2633, 2733, 2638, 2608, 2606, 2616
Total Applications
1501
Issued Applications
1287
Pending Applications
97
Abandoned Applications
117

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4095121 [patent_doc_number] => 06018405 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-25 [patent_title] => 'Optical transmission equipment which transmits an amplified optical data signal and an optical surveillance signal' [patent_app_type] => 1 [patent_app_number] => 9/244856 [patent_app_country] => US [patent_app_date] => 1999-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 47 [patent_no_of_words] => 13645 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/018/06018405.pdf [firstpage_image] =>[orig_patent_app_number] => 244856 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/244856
Optical transmission equipment which transmits an amplified optical data signal and an optical surveillance signal Feb 4, 1999 Issued
Array ( [id] => 1582008 [patent_doc_number] => 06449070 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-10 [patent_title] => 'Optical transmission device and wavelength-multiplexed optical transmission system' [patent_app_type] => B1 [patent_app_number] => 09/237904 [patent_app_country] => US [patent_app_date] => 1999-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 27 [patent_no_of_words] => 13133 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/449/06449070.pdf [firstpage_image] =>[orig_patent_app_number] => 09237904 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/237904
Optical transmission device and wavelength-multiplexed optical transmission system Jan 26, 1999 Issued
Array ( [id] => 1457221 [patent_doc_number] => 06462844 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-08 [patent_title] => 'WAVELENGTH-DIVISION MULTIPLEXING TRANSMISSION SYSTEM, A METHOD FOR DESIGNING A LOSS DIFFERENCE COMPENSATOR FOR OPTICAL DEVICES USED IN THE WAVELENGTH-DIVISION MULTIPLEXING TRANSMISSION SYSTEM, AND A METHOD FOR CONFIGURING THE WAVELENGTH-DIVISION MULTIPLEXING TRANSMISSION SYSTEM' [patent_app_type] => B1 [patent_app_number] => 09/236326 [patent_app_country] => US [patent_app_date] => 1999-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 28 [patent_no_of_words] => 16101 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 15 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/462/06462844.pdf [firstpage_image] =>[orig_patent_app_number] => 09236326 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/236326
WAVELENGTH-DIVISION MULTIPLEXING TRANSMISSION SYSTEM, A METHOD FOR DESIGNING A LOSS DIFFERENCE COMPENSATOR FOR OPTICAL DEVICES USED IN THE WAVELENGTH-DIVISION MULTIPLEXING TRANSMISSION SYSTEM, AND A METHOD FOR CONFIGURING THE WAVELENGTH-DIVISION MULTIPLEXING TRANSMISSION SYSTEM Jan 24, 1999 Issued
Array ( [id] => 4345174 [patent_doc_number] => 06333803 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-25 [patent_title] => 'Optical transmitter' [patent_app_type] => 1 [patent_app_number] => 9/202525 [patent_app_country] => US [patent_app_date] => 1999-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 22 [patent_no_of_words] => 2911 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/333/06333803.pdf [firstpage_image] =>[orig_patent_app_number] => 202525 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/202525
Optical transmitter Jan 24, 1999 Issued
Array ( [id] => 7635615 [patent_doc_number] => 06381046 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-30 [patent_title] => 'Routing method for ring networks, such as WDM ring networks for optical communication' [patent_app_type] => B1 [patent_app_number] => 09/234826 [patent_app_country] => US [patent_app_date] => 1999-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 18 [patent_no_of_words] => 7291 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/381/06381046.pdf [firstpage_image] =>[orig_patent_app_number] => 09234826 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/234826
Routing method for ring networks, such as WDM ring networks for optical communication Jan 20, 1999 Issued
Array ( [id] => 4095107 [patent_doc_number] => 06018404 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-25 [patent_title] => 'Bidirectional optical telecommunication system comprising a bidirectional optical amplifier' [patent_app_type] => 1 [patent_app_number] => 9/234830 [patent_app_country] => US [patent_app_date] => 1999-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 10688 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/018/06018404.pdf [firstpage_image] =>[orig_patent_app_number] => 234830 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/234830
Bidirectional optical telecommunication system comprising a bidirectional optical amplifier Jan 20, 1999 Issued
Array ( [id] => 4115485 [patent_doc_number] => 06023361 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-08 [patent_title] => 'Fiber optic network using space and wavelength multiplexed data channel arrays' [patent_app_type] => 1 [patent_app_number] => 9/231054 [patent_app_country] => US [patent_app_date] => 1999-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4002 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/023/06023361.pdf [firstpage_image] =>[orig_patent_app_number] => 231054 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/231054
Fiber optic network using space and wavelength multiplexed data channel arrays Jan 13, 1999 Issued
Array ( [id] => 1382279 [patent_doc_number] => 06567199 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-20 [patent_title] => 'Digital optical transmission apparatus and method for performing ASK modulation to generate base band component with constant DC level' [patent_app_type] => B1 [patent_app_number] => 09/232007 [patent_app_country] => US [patent_app_date] => 1999-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 101 [patent_no_of_words] => 9960 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/567/06567199.pdf [firstpage_image] =>[orig_patent_app_number] => 09232007 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/232007
Digital optical transmission apparatus and method for performing ASK modulation to generate base band component with constant DC level Jan 13, 1999 Issued
Array ( [id] => 4108530 [patent_doc_number] => 06097519 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'Fiber optic network using space and wavelength multiplexed data channel arrays' [patent_app_type] => 1 [patent_app_number] => 9/231418 [patent_app_country] => US [patent_app_date] => 1999-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 3999 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/097/06097519.pdf [firstpage_image] =>[orig_patent_app_number] => 231418 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/231418
Fiber optic network using space and wavelength multiplexed data channel arrays Jan 13, 1999 Issued
Array ( [id] => 4200979 [patent_doc_number] => 06130766 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-10 [patent_title] => 'Polarization mode dispersion compensation via an automatic tracking of a principal state of polarization' [patent_app_type] => 1 [patent_app_number] => 9/226835 [patent_app_country] => US [patent_app_date] => 1999-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 6070 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/130/06130766.pdf [firstpage_image] =>[orig_patent_app_number] => 226835 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/226835
Polarization mode dispersion compensation via an automatic tracking of a principal state of polarization Jan 6, 1999 Issued
Array ( [id] => 1488241 [patent_doc_number] => 06366376 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-02 [patent_title] => 'Optical transmitting device using wavelength division multiplexing to transmit signal lights having frequencies arranged to eliminate effects of four-wave mixing (FWM)' [patent_app_type] => B1 [patent_app_number] => 09/223563 [patent_app_country] => US [patent_app_date] => 1998-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 12874 [patent_no_of_claims] => 122 [patent_no_of_ind_claims] => 32 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/366/06366376.pdf [firstpage_image] =>[orig_patent_app_number] => 09223563 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/223563
Optical transmitting device using wavelength division multiplexing to transmit signal lights having frequencies arranged to eliminate effects of four-wave mixing (FWM) Dec 30, 1998 Issued
Array ( [id] => 1554698 [patent_doc_number] => 06400476 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-04 [patent_title] => 'Method and apparatus for transparent optical communication with two-fiber bidirectional ring with autoprotection and management of low priority traffic' [patent_app_type] => B1 [patent_app_number] => 09/223003 [patent_app_country] => US [patent_app_date] => 1998-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4191 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/400/06400476.pdf [firstpage_image] =>[orig_patent_app_number] => 09223003 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/223003
Method and apparatus for transparent optical communication with two-fiber bidirectional ring with autoprotection and management of low priority traffic Dec 29, 1998 Issued
Array ( [id] => 7639311 [patent_doc_number] => 06396606 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-28 [patent_title] => 'Method of avoiding excessive polarization mode dispersion in an optical communications link' [patent_app_type] => B1 [patent_app_number] => 09/220732 [patent_app_country] => US [patent_app_date] => 1998-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 6400 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/396/06396606.pdf [firstpage_image] =>[orig_patent_app_number] => 09220732 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/220732
Method of avoiding excessive polarization mode dispersion in an optical communications link Dec 23, 1998 Issued
Array ( [id] => 1498750 [patent_doc_number] => 06404520 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-11 [patent_title] => 'Fault isolation of an optical link by correlating PMD events with other measurements' [patent_app_type] => B1 [patent_app_number] => 09/217357 [patent_app_country] => US [patent_app_date] => 1998-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5278 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/404/06404520.pdf [firstpage_image] =>[orig_patent_app_number] => 09217357 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/217357
Fault isolation of an optical link by correlating PMD events with other measurements Dec 20, 1998 Issued
Array ( [id] => 4168780 [patent_doc_number] => 06157475 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'Optical channel regulator and method' [patent_app_type] => 1 [patent_app_number] => 9/212972 [patent_app_country] => US [patent_app_date] => 1998-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2407 [patent_no_of_claims] => 11 [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/06/157/06157475.pdf [firstpage_image] =>[orig_patent_app_number] => 212972 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/212972
Optical channel regulator and method Dec 15, 1998 Issued
Array ( [id] => 1570001 [patent_doc_number] => 06377372 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Circuit for optical WDM apparatus' [patent_app_type] => B1 [patent_app_number] => 09/200754 [patent_app_country] => US [patent_app_date] => 1998-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1996 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/377/06377372.pdf [firstpage_image] =>[orig_patent_app_number] => 09200754 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/200754
Circuit for optical WDM apparatus Nov 29, 1998 Issued
Array ( [id] => 1498787 [patent_doc_number] => 06404535 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-11 [patent_title] => 'Optically implemented wideband complex correlator using a multi-mode imaging device' [patent_app_type] => B1 [patent_app_number] => 09/203185 [patent_app_country] => US [patent_app_date] => 1998-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4276 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/404/06404535.pdf [firstpage_image] =>[orig_patent_app_number] => 09203185 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/203185
Optically implemented wideband complex correlator using a multi-mode imaging device Nov 29, 1998 Issued
Array ( [id] => 1370525 [patent_doc_number] => 06574016 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-03 [patent_title] => 'Method and apparatus for ancillary data in a wavelength division multiplexed system' [patent_app_type] => B1 [patent_app_number] => 09/199327 [patent_app_country] => US [patent_app_date] => 1998-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3321 [patent_no_of_claims] => 54 [patent_no_of_ind_claims] => 30 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/574/06574016.pdf [firstpage_image] =>[orig_patent_app_number] => 09199327 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/199327
Method and apparatus for ancillary data in a wavelength division multiplexed system Nov 24, 1998 Issued
Array ( [id] => 1589591 [patent_doc_number] => 06359715 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-19 [patent_title] => 'Photoelectric conversion, method light receiving circuit, and optical communication system' [patent_app_type] => B1 [patent_app_number] => 09/199416 [patent_app_country] => US [patent_app_date] => 1998-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 8999 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/359/06359715.pdf [firstpage_image] =>[orig_patent_app_number] => 09199416 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/199416
Photoelectric conversion, method light receiving circuit, and optical communication system Nov 24, 1998 Issued
09/091722 TRANSIENT SUPPRESSION IN OPTICAL WAVELENGTH DIVISION MULTIPLEX NETWORK Nov 19, 1998 Abandoned
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