Search

Luke D. Ratcliffe

Examiner (ID: 16175, Phone: (571)272-3110 , Office: P/3645 )

Most Active Art Unit
3645
Art Unit(s)
3645, 3662
Total Applications
2069
Issued Applications
1769
Pending Applications
102
Abandoned Applications
237

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18279870 [patent_doc_number] => 20230095342 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => A METHOD OF OPERATING A TIME OF FLIGHT CAMERA [patent_app_type] => utility [patent_app_number] => 17/909158 [patent_app_country] => US [patent_app_date] => 2021-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8734 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17909158 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/909158
A METHOD OF OPERATING A TIME OF FLIGHT CAMERA Mar 4, 2021 Pending
Array ( [id] => 17083534 [patent_doc_number] => 20210278540 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => Noise Filtering System and Method for Solid-State LiDAR [patent_app_type] => utility [patent_app_number] => 17/191641 [patent_app_country] => US [patent_app_date] => 2021-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9167 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17191641 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/191641
Noise Filtering System and Method for Solid-State LiDAR Mar 2, 2021 Abandoned
Array ( [id] => 16993383 [patent_doc_number] => 20210231803 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => FAST SCANNING LIDAR WITH DYNAMIC VOXEL PROBING [patent_app_type] => utility [patent_app_number] => 17/188483 [patent_app_country] => US [patent_app_date] => 2021-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13156 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17188483 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/188483
FAST SCANNING LIDAR WITH DYNAMIC VOXEL PROBING Feb 28, 2021 Abandoned
Array ( [id] => 17379243 [patent_doc_number] => 11237250 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-02-01 [patent_title] => Techniques for generation of high brightness beams [patent_app_type] => utility [patent_app_number] => 17/188072 [patent_app_country] => US [patent_app_date] => 2021-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6714 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17188072 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/188072
Techniques for generation of high brightness beams Feb 28, 2021 Issued
Array ( [id] => 16902400 [patent_doc_number] => 20210181316 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => TIME-OF-FLIGHT-BASED DISTANCE MEASUREMENT SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/184390 [patent_app_country] => US [patent_app_date] => 2021-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17184390 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/184390
TIME-OF-FLIGHT-BASED DISTANCE MEASUREMENT SYSTEM AND METHOD Feb 23, 2021 Abandoned
Array ( [id] => 16917392 [patent_doc_number] => 20210190484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => METHOD AND APPARATUS FOR SINGLE CAMERA OPTICAL MEASUREMENTS [patent_app_type] => utility [patent_app_number] => 17/179448 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7124 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17179448 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/179448
Method and apparatus for single camera optical measurements Feb 18, 2021 Issued
Array ( [id] => 17808847 [patent_doc_number] => 20220260682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => LENS FOR LIDAR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/249015 [patent_app_country] => US [patent_app_date] => 2021-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4304 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17249015 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/249015
LENS FOR LIDAR ASSEMBLY Feb 16, 2021 Abandoned
Array ( [id] => 19652515 [patent_doc_number] => 12174296 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Automated lidar target simulation scanning systems and methods [patent_app_type] => utility [patent_app_number] => 17/176807 [patent_app_country] => US [patent_app_date] => 2021-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5477 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17176807 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/176807
Automated lidar target simulation scanning systems and methods Feb 15, 2021 Issued
Array ( [id] => 16949382 [patent_doc_number] => 20210208073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => Optical Measuring Device and Process [patent_app_type] => utility [patent_app_number] => 17/176528 [patent_app_country] => US [patent_app_date] => 2021-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33348 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17176528 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/176528
Optical measuring device and process Feb 15, 2021 Issued
Array ( [id] => 18183264 [patent_doc_number] => 20230043994 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => THREE-DIMENSIONAL MEASUREMENT DEVICE FOR GENERATING THREE-DIMENSIONAL POINT POSITION INFORMATION [patent_app_type] => utility [patent_app_number] => 17/759099 [patent_app_country] => US [patent_app_date] => 2021-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15240 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17759099 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/759099
THREE-DIMENSIONAL MEASUREMENT DEVICE FOR GENERATING THREE-DIMENSIONAL POINT POSITION INFORMATION Feb 11, 2021 Pending
Array ( [id] => 19442514 [patent_doc_number] => 12092770 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => System and apparatus for determining a vehicle centerline [patent_app_type] => utility [patent_app_number] => 17/174547 [patent_app_country] => US [patent_app_date] => 2021-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 2716 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17174547 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/174547
System and apparatus for determining a vehicle centerline Feb 11, 2021 Issued
Array ( [id] => 17408315 [patent_doc_number] => 11249194 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-15 [patent_title] => Autonomous vehicle LIDAR system using a waveguide array [patent_app_type] => utility [patent_app_number] => 17/171744 [patent_app_country] => US [patent_app_date] => 2021-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 31 [patent_no_of_words] => 21791 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17171744 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/171744
Autonomous vehicle LIDAR system using a waveguide array Feb 8, 2021 Issued
Array ( [id] => 18339541 [patent_doc_number] => 20230131490 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => SENSOR DEVICE [patent_app_type] => utility [patent_app_number] => 17/914709 [patent_app_country] => US [patent_app_date] => 2021-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8927 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17914709 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/914709
SENSOR DEVICE Jan 31, 2021 Pending
Array ( [id] => 18211414 [patent_doc_number] => 20230057677 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => APPARATUS FOR GENERATING BACKSCATTER HISTOGRAM DATA FOR DETERMINING A DIFFUSE BACKSCATTER DURING AN OPTICAL RUNTIME MEASUREMENT AND A METHOD [patent_app_type] => utility [patent_app_number] => 17/797095 [patent_app_country] => US [patent_app_date] => 2021-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4445 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17797095 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/797095
APPARATUS FOR GENERATING BACKSCATTER HISTOGRAM DATA FOR DETERMINING A DIFFUSE BACKSCATTER DURING AN OPTICAL RUNTIME MEASUREMENT AND A METHOD Jan 31, 2021 Pending
Array ( [id] => 17244537 [patent_doc_number] => 20210364280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => ROAD SURFACE AREA DETECTION DEVICE, ROAD SURFACE AREA DETECTION SYSTEM, VEHICLE, AND ROAD SURFACE AREA DETECTION METHOD [patent_app_type] => utility [patent_app_number] => 17/158228 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9096 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17158228 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/158228
ROAD SURFACE AREA DETECTION DEVICE, ROAD SURFACE AREA DETECTION SYSTEM, VEHICLE, AND ROAD SURFACE AREA DETECTION METHOD Jan 25, 2021 Abandoned
Array ( [id] => 17252319 [patent_doc_number] => 11187803 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-11-30 [patent_title] => Laser distance measurement device [patent_app_type] => utility [patent_app_number] => 17/156522 [patent_app_country] => US [patent_app_date] => 2021-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 26 [patent_no_of_words] => 24108 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17156522 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/156522
Laser distance measurement device Jan 22, 2021 Issued
Array ( [id] => 18243996 [patent_doc_number] => 20230076307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => MONITORING DEVICE, MONITORING SYSTEM, MONITORING METHOD, AND RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 17/800167 [patent_app_country] => US [patent_app_date] => 2021-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10937 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17800167 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/800167
MONITORING DEVICE, MONITORING SYSTEM, MONITORING METHOD, AND RECORDING MEDIUM Jan 21, 2021 Pending
Array ( [id] => 17762798 [patent_doc_number] => 20220236410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => LIDAR LASER HEALTH DIAGNOSTIC [patent_app_type] => utility [patent_app_number] => 17/155217 [patent_app_country] => US [patent_app_date] => 2021-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17155217 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/155217
LIDAR laser health diagnostic Jan 21, 2021 Issued
Array ( [id] => 18210001 [patent_doc_number] => 20230056262 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => CANCEL A VOLTAGE DEPENDENT PHASE ERROR OF A TIME OF FLIGHT IMAGING DEVICE [patent_app_type] => utility [patent_app_number] => 17/792412 [patent_app_country] => US [patent_app_date] => 2021-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8095 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17792412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/792412
CANCEL A VOLTAGE DEPENDENT PHASE ERROR OF A TIME OF FLIGHT IMAGING DEVICE Jan 18, 2021 Pending
Array ( [id] => 19369212 [patent_doc_number] => 12061291 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Systems and methods for controlling laser power in light detection and ranging (LiDAR) systems [patent_app_type] => utility [patent_app_number] => 17/146389 [patent_app_country] => US [patent_app_date] => 2021-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6439 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17146389 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/146389
Systems and methods for controlling laser power in light detection and ranging (LiDAR) systems Jan 10, 2021 Issued
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