Search

Wai Lun Leung

Examiner (ID: 4304, Phone: (571)272-5504 , Office: P/2637 )

Most Active Art Unit
2637
Art Unit(s)
2633, 2637, 2613
Total Applications
639
Issued Applications
506
Pending Applications
9
Abandoned Applications
130

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12224399 [patent_doc_number] => 20180062759 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-01 [patent_title] => 'METHODS FOR COMPENSATION OF CROSS-POLARIZATION MODULATION (XPOLM) IMPAIRMENTS IN COHERENT OPTICAL COMMUNICATIONS' [patent_app_type] => utility [patent_app_number] => 15/244071 [patent_app_country] => US [patent_app_date] => 2016-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6744 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15244071 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/244071
Methods for compensation of cross-polarization modulation (XPolM) impairments in coherent optical communications Aug 22, 2016 Issued
Array ( [id] => 13007479 [patent_doc_number] => 10027418 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-17 [patent_title] => Mitigating inter-symbol interference in coded light [patent_app_type] => utility [patent_app_number] => 15/241716 [patent_app_country] => US [patent_app_date] => 2016-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 11168 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15241716 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/241716
Mitigating inter-symbol interference in coded light Aug 18, 2016 Issued
Array ( [id] => 12109879 [patent_doc_number] => 09866369 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-01-09 [patent_title] => 'Infrared beacon and controlling method of same' [patent_app_type] => utility [patent_app_number] => 15/239963 [patent_app_country] => US [patent_app_date] => 2016-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8779 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15239963 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/239963
Infrared beacon and controlling method of same Aug 17, 2016 Issued
Array ( [id] => 12556116 [patent_doc_number] => 10014938 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-03 [patent_title] => Optical network terminal wavelength notification [patent_app_type] => utility [patent_app_number] => 15/240017 [patent_app_country] => US [patent_app_date] => 2016-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9409 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15240017 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/240017
Optical network terminal wavelength notification Aug 17, 2016 Issued
Array ( [id] => 13058587 [patent_doc_number] => 10050704 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-08-14 [patent_title] => Power efficient optical-frequency synthesizer [patent_app_type] => utility [patent_app_number] => 15/240670 [patent_app_country] => US [patent_app_date] => 2016-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 18076 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15240670 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/240670
Power efficient optical-frequency synthesizer Aug 17, 2016 Issued
Array ( [id] => 12970975 [patent_doc_number] => 09876582 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-23 [patent_title] => Integrated multichannel photonic receiver [patent_app_type] => utility [patent_app_number] => 15/238635 [patent_app_country] => US [patent_app_date] => 2016-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4360 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15238635 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/238635
Integrated multichannel photonic receiver Aug 15, 2016 Issued
Array ( [id] => 11328954 [patent_doc_number] => 20160359566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-08 [patent_title] => 'SEMICONDUCTOR ARRANGEMENT AND FORMATION THEREOF' [patent_app_type] => utility [patent_app_number] => 15/230646 [patent_app_country] => US [patent_app_date] => 2016-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8352 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15230646 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/230646
Semiconductor arrangement and formation thereof Aug 7, 2016 Issued
Array ( [id] => 12089652 [patent_doc_number] => 09843393 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-12-12 [patent_title] => 'Distributed outdoor network apparatus and methods' [patent_app_type] => utility [patent_app_number] => 15/230183 [patent_app_country] => US [patent_app_date] => 2016-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 6015 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15230183 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/230183
Distributed outdoor network apparatus and methods Aug 4, 2016 Issued
Array ( [id] => 12203232 [patent_doc_number] => 09906313 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-27 [patent_title] => 'Optically powered media converter' [patent_app_type] => utility [patent_app_number] => 15/218929 [patent_app_country] => US [patent_app_date] => 2016-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3446 [patent_no_of_claims] => 13 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15218929 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/218929
Optically powered media converter Jul 24, 2016 Issued
Array ( [id] => 11919198 [patent_doc_number] => 09787396 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-10 [patent_title] => 'Optical transmission device, transmission system, and transmission method' [patent_app_type] => utility [patent_app_number] => 15/209166 [patent_app_country] => US [patent_app_date] => 2016-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8955 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15209166 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/209166
Optical transmission device, transmission system, and transmission method Jul 12, 2016 Issued
Array ( [id] => 11609012 [patent_doc_number] => 20170126317 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-04 [patent_title] => 'SINGLE MODULE BI-DIRECTIONAL OPTICAL TRANSMITTING AND RECEIVING SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/209399 [patent_app_country] => US [patent_app_date] => 2016-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5291 [patent_no_of_claims] => 14 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15209399 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/209399
Single module bi-directional optical transmitting and receiving system Jul 12, 2016 Issued
Array ( [id] => 13641743 [patent_doc_number] => 09847838 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-12-19 [patent_title] => System, apparatus and method for two-way transport of data over a single fiber strand [patent_app_type] => utility [patent_app_number] => 15/209572 [patent_app_country] => US [patent_app_date] => 2016-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 15065 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15209572 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/209572
System, apparatus and method for two-way transport of data over a single fiber strand Jul 12, 2016 Issued
Array ( [id] => 12971308 [patent_doc_number] => 09876694 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-23 [patent_title] => Apparatus and method for detecting online failure and system [patent_app_type] => utility [patent_app_number] => 15/208157 [patent_app_country] => US [patent_app_date] => 2016-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 10934 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15208157 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/208157
Apparatus and method for detecting online failure and system Jul 11, 2016 Issued
Array ( [id] => 12013475 [patent_doc_number] => 09806807 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2017-10-31 [patent_title] => 'Automatic rogue ONU detection' [patent_app_type] => utility [patent_app_number] => 15/207787 [patent_app_country] => US [patent_app_date] => 2016-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6270 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15207787 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/207787
Automatic rogue ONU detection Jul 11, 2016 Issued
Array ( [id] => 11088590 [patent_doc_number] => 20160285559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-29 [patent_title] => 'Level Spacing For M-PAM Optical Systems With Coherent Detection' [patent_app_type] => utility [patent_app_number] => 15/172629 [patent_app_country] => US [patent_app_date] => 2016-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 6917 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15172629 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/172629
Level spacing for M-PAM optical systems with coherent detection Jun 2, 2016 Issued
Array ( [id] => 11044327 [patent_doc_number] => 20160241283 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-08-18 [patent_title] => 'MULTIPLE INTERFERER CANCELLATION FOR COMMUNICATIONS SYSTEMS' [patent_app_type] => utility [patent_app_number] => 15/138345 [patent_app_country] => US [patent_app_date] => 2016-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 16908 [patent_no_of_claims] => 3 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15138345 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/138345
Multiple interferer cancellation for communications systems Apr 25, 2016 Issued
Array ( [id] => 11037621 [patent_doc_number] => 20160234577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-08-11 [patent_title] => 'WAVELENGTH ROUTING DEVICE' [patent_app_type] => utility [patent_app_number] => 15/132621 [patent_app_country] => US [patent_app_date] => 2016-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4540 [patent_no_of_claims] => 6 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15132621 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/132621
WAVELENGTH ROUTING DEVICE Apr 18, 2016 Abandoned
Array ( [id] => 11340167 [patent_doc_number] => 20160365923 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-15 [patent_title] => 'APPARATUS AND METHOD FOR VISIBLE LIGHT COMMUNICATION USING ELECTRICALLY SWITCHABLE GLASS' [patent_app_type] => utility [patent_app_number] => 15/132664 [patent_app_country] => US [patent_app_date] => 2016-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6049 [patent_no_of_claims] => 17 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15132664 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/132664
Apparatus and method for visible light communication using electrically switchable glass Apr 18, 2016 Issued
Array ( [id] => 11926404 [patent_doc_number] => 09794000 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-17 [patent_title] => 'High-speed, low-power optical communications' [patent_app_type] => utility [patent_app_number] => 15/131676 [patent_app_country] => US [patent_app_date] => 2016-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 3970 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15131676 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/131676
High-speed, low-power optical communications Apr 17, 2016 Issued
Array ( [id] => 12174486 [patent_doc_number] => 09892632 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-02-13 [patent_title] => 'Configuring universal remote control device for appliances based on correlation of received infrared signals and detected appliance events' [patent_app_type] => utility [patent_app_number] => 15/131463 [patent_app_country] => US [patent_app_date] => 2016-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 10418 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15131463 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/131463
Configuring universal remote control device for appliances based on correlation of received infrared signals and detected appliance events Apr 17, 2016 Issued
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