Search

Luke D. Ratcliffe

Examiner (ID: 10311, Phone: (571)272-3110 , Office: P/3645 )

Most Active Art Unit
3645
Art Unit(s)
3662, 3645
Total Applications
2121
Issued Applications
1794
Pending Applications
108
Abandoned Applications
243

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17237751 [patent_doc_number] => 11181626 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-23 [patent_title] => Injecting an RF local oscillator signal into an avalanche photo diode using photons emitted from a light emitting diode [patent_app_type] => utility [patent_app_number] => 16/577240 [patent_app_country] => US [patent_app_date] => 2019-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 7256 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16577240 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/577240
Injecting an RF local oscillator signal into an avalanche photo diode using photons emitted from a light emitting diode Sep 19, 2019 Issued
Array ( [id] => 17528004 [patent_doc_number] => 11300684 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-12 [patent_title] => Scanning lidar systems for three-dimensional sensing [patent_app_type] => utility [patent_app_number] => 16/574616 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7381 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16574616 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/574616
Scanning lidar systems for three-dimensional sensing Sep 17, 2019 Issued
Array ( [id] => 18217676 [patent_doc_number] => 11592607 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-28 [patent_title] => Light projecting method and device [patent_app_type] => utility [patent_app_number] => 16/573405 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 32 [patent_no_of_words] => 11711 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16573405 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/573405
Light projecting method and device Sep 16, 2019 Issued
Array ( [id] => 17371494 [patent_doc_number] => 20220026546 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => SIMULATOR DEVICE [patent_app_type] => utility [patent_app_number] => 17/277322 [patent_app_country] => US [patent_app_date] => 2019-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17277322 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/277322
Simulator device Sep 9, 2019 Issued
Array ( [id] => 17171844 [patent_doc_number] => 20210325514 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => TIME OF FLIGHT APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 17/272089 [patent_app_country] => US [patent_app_date] => 2019-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6006 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17272089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/272089
Time of flight apparatus and method Sep 4, 2019 Issued
Array ( [id] => 16484500 [patent_doc_number] => 20200378101 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => AUTOMATIC CONTROL SYSTEM OF WASHSTAND [patent_app_type] => utility [patent_app_number] => 16/955030 [patent_app_country] => US [patent_app_date] => 2019-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4125 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16955030 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/955030
AUTOMATIC CONTROL SYSTEM OF WASHSTAND Sep 4, 2019 Abandoned
Array ( [id] => 15348167 [patent_doc_number] => 20200011975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => IMPLEMENTATION OF THE FOCAL PLANE 2D APD ARRAY FOR HYPERION LIDAR SYSTEM [patent_app_type] => utility [patent_app_number] => 16/557537 [patent_app_country] => US [patent_app_date] => 2019-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4520 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16557537 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/557537
Implementation of the focal plane 2D APD array for hyperion Lidar system Aug 29, 2019 Issued
Array ( [id] => 15348209 [patent_doc_number] => 20200011996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => MULTIPLE BEAM RANGE MEASUREMENT PROCESS [patent_app_type] => utility [patent_app_number] => 16/555839 [patent_app_country] => US [patent_app_date] => 2019-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4675 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16555839 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/555839
Multiple beam range measurement process Aug 28, 2019 Issued
Array ( [id] => 15296263 [patent_doc_number] => 20190391267 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-26 [patent_title] => Hybrid Direct Detection & Coherent Light Detection and Ranging System [patent_app_type] => utility [patent_app_number] => 16/555465 [patent_app_country] => US [patent_app_date] => 2019-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7223 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16555465 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/555465
Hybrid direct detection and coherent light detection and ranging system Aug 28, 2019 Issued
Array ( [id] => 16658465 [patent_doc_number] => 20210055102 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => SURVEYING SYSTEM WITH IMAGE-BASED MEASURING [patent_app_type] => utility [patent_app_number] => 16/548688 [patent_app_country] => US [patent_app_date] => 2019-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8392 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16548688 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/548688
Surveying system with image-based measuring Aug 21, 2019 Issued
Array ( [id] => 15213141 [patent_doc_number] => 20190369257 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => Multiple Pixel Scanning LIDAR [patent_app_type] => utility [patent_app_number] => 16/546184 [patent_app_country] => US [patent_app_date] => 2019-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7916 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16546184 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/546184
Multiple pixel scanning LIDAR Aug 19, 2019 Issued
Array ( [id] => 18637476 [patent_doc_number] => 11762070 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Distance measuring device and distance measuring method [patent_app_type] => utility [patent_app_number] => 16/543664 [patent_app_country] => US [patent_app_date] => 2019-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 8532 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16543664 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/543664
Distance measuring device and distance measuring method Aug 18, 2019 Issued
Array ( [id] => 17186492 [patent_doc_number] => 20210333377 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => METHODS AND SYSTEMS FOR INCREASING THE RANGE OF TIME-OF-FLIGHT SYSTEMS BY UNAMBIGUOUS RANGE TOGGLING [patent_app_type] => utility [patent_app_number] => 17/264595 [patent_app_country] => US [patent_app_date] => 2019-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14495 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17264595 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/264595
Methods and systems for increasing the range of time-of-flight systems by unambiguous range toggling Aug 15, 2019 Issued
Array ( [id] => 15560125 [patent_doc_number] => 20200064474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => HYPER-RESOLVED, HIGH BANDWIDTH SCANNED LIDAR SYSTEMS [patent_app_type] => utility [patent_app_number] => 16/530818 [patent_app_country] => US [patent_app_date] => 2019-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12291 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16530818 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/530818
Hyper-resolved, high bandwidth scanned LIDAR systems Aug 1, 2019 Issued
Array ( [id] => 18519161 [patent_doc_number] => 11709047 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-07-25 [patent_title] => Remote distance estimation system and method [patent_app_type] => utility [patent_app_number] => 16/525137 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 4983 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16525137 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/525137
Remote distance estimation system and method Jul 28, 2019 Issued
Array ( [id] => 18704030 [patent_doc_number] => 11790544 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-10-17 [patent_title] => Depth motion determination via time-of-flight camera [patent_app_type] => utility [patent_app_number] => 16/519173 [patent_app_country] => US [patent_app_date] => 2019-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7548 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16519173 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/519173
Depth motion determination via time-of-flight camera Jul 22, 2019 Issued
Array ( [id] => 19475122 [patent_doc_number] => 12105204 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Sensor system [patent_app_type] => utility [patent_app_number] => 17/262537 [patent_app_country] => US [patent_app_date] => 2019-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 7381 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17262537 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/262537
Sensor system Jul 17, 2019 Issued
Array ( [id] => 18795005 [patent_doc_number] => 11828771 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-28 [patent_title] => Method and system for collecting air data using a laser-induced plasma channel [patent_app_type] => utility [patent_app_number] => 16/511342 [patent_app_country] => US [patent_app_date] => 2019-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6522 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16511342 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/511342
Method and system for collecting air data using a laser-induced plasma channel Jul 14, 2019 Issued
Array ( [id] => 17145755 [patent_doc_number] => 20210313768 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => LIGHT SOURCE APPARATUS, ADJUSTMENT METHOD, AND SENSING MODULE [patent_app_type] => utility [patent_app_number] => 17/270192 [patent_app_country] => US [patent_app_date] => 2019-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12853 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17270192 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/270192
LIGHT SOURCE APPARATUS, ADJUSTMENT METHOD, AND SENSING MODULE Jul 11, 2019 Abandoned
Array ( [id] => 17053702 [patent_doc_number] => 20210263136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => METHOD AND DEVICE FOR OUTPUTTING LIGHT [patent_app_type] => utility [patent_app_number] => 17/255878 [patent_app_country] => US [patent_app_date] => 2019-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10073 [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] => 17255878 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/255878
Method and device for outputting light Jul 8, 2019 Issued
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