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] => 19106941 [patent_doc_number] => 11960034 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Three-dimensional towered checkerboard for multi-sensor calibration, and LiDAR and camera joint calibration method based on the checkerboard [patent_app_type] => utility [patent_app_number] => 18/296382 [patent_app_country] => US [patent_app_date] => 2023-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 5381 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18296382 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/296382
Three-dimensional towered checkerboard for multi-sensor calibration, and LiDAR and camera joint calibration method based on the checkerboard Apr 5, 2023 Issued
Array ( [id] => 18659144 [patent_doc_number] => 20230305147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => THREE-DIMENSIONAL HYPERSPECTRAL IMAGING SYSTEMS AND METHODS USING A LIGHT DETECTION AND RANGING (LIDAR) FOCAL PLANE ARRAY [patent_app_type] => utility [patent_app_number] => 18/129157 [patent_app_country] => US [patent_app_date] => 2023-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7586 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18129157 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/129157
Three-dimensional hyperspectral imaging systems and methods using a light detection and ranging (LIDAR) focal plane array Mar 30, 2023 Issued
Array ( [id] => 20303532 [patent_doc_number] => 12449517 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Beam displacement apparatus for light detection and ranging [patent_app_type] => utility [patent_app_number] => 18/194094 [patent_app_country] => US [patent_app_date] => 2023-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3207 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18194094 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/194094
Beam displacement apparatus for light detection and ranging Mar 30, 2023 Issued
Array ( [id] => 19481164 [patent_doc_number] => 20240329206 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => SYSTEMS AND METHODS FOR LIDAR PACKAGE COOLING [patent_app_type] => utility [patent_app_number] => 18/128022 [patent_app_country] => US [patent_app_date] => 2023-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6189 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128022 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128022
SYSTEMS AND METHODS FOR LIDAR PACKAGE COOLING Mar 28, 2023 Pending
Array ( [id] => 19978033 [patent_doc_number] => 12345505 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Single aperture laser range finder [patent_app_type] => utility [patent_app_number] => 18/123759 [patent_app_country] => US [patent_app_date] => 2023-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 6683 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18123759 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/123759
Single aperture laser range finder Mar 19, 2023 Issued
Array ( [id] => 18486281 [patent_doc_number] => 20230213625 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => Eye-Safe Scanning LIDAR System [patent_app_type] => utility [patent_app_number] => 18/183748 [patent_app_country] => US [patent_app_date] => 2023-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5602 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18183748 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/183748
Eye-safe scanning LIDAR system Mar 13, 2023 Issued
Array ( [id] => 19099171 [patent_doc_number] => 20240118399 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => IMAGE SENSOR RELATED TO MEASURING DISTANCE [patent_app_type] => utility [patent_app_number] => 18/119216 [patent_app_country] => US [patent_app_date] => 2023-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14218 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18119216 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/119216
IMAGE SENSOR RELATED TO MEASURING DISTANCE Mar 7, 2023 Pending
Array ( [id] => 18486312 [patent_doc_number] => 20230213656 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => Processing Of Lidar Images [patent_app_type] => utility [patent_app_number] => 18/176851 [patent_app_country] => US [patent_app_date] => 2023-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26148 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18176851 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/176851
Processing of LIDAR images Feb 28, 2023 Issued
Array ( [id] => 21011709 [patent_doc_number] => 12748190 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-09-29 [patent_title] => LiDAR device and control method for LiDAR device [patent_app_type] => utility [patent_app_number] => 18/176914 [patent_app_country] => US [patent_app_date] => 2023-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 1098 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 409 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18176914 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/176914
LiDAR DEVICE AND CONTROL METHOD FOR LiDAR DEVICE Feb 28, 2023 Pending
Array ( [id] => 19005334 [patent_doc_number] => 20240069405 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => OPTICAL PHASED ARRAY DEVICE INCLUDING COMPLEMENTARY AMPLIFIER, AND LIDAR DEVICE INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/171525 [patent_app_country] => US [patent_app_date] => 2023-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7965 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18171525 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/171525
OPTICAL PHASED ARRAY DEVICE INCLUDING COMPLEMENTARY AMPLIFIER, AND LIDAR DEVICE INCLUDING THE SAME Feb 19, 2023 Pending
Array ( [id] => 18676936 [patent_doc_number] => 20230314570 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => LASER TRANSMITTER COMPONENT, LIGHT DETECTION AND RANGING SYSTEM, AND COMPUTER READABLE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/165949 [patent_app_country] => US [patent_app_date] => 2023-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12123 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18165949 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/165949
LASER TRANSMITTER COMPONENT, LIGHT DETECTION AND RANGING SYSTEM, AND COMPUTER READABLE MEDIUM Feb 7, 2023 Pending
Array ( [id] => 18437604 [patent_doc_number] => 20230184899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => LIDAR Sensor Assembly Including Joint Coupling Features [patent_app_type] => utility [patent_app_number] => 18/164995 [patent_app_country] => US [patent_app_date] => 2023-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3175 [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] => 18164995 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/164995
LIDAR sensor assembly including joint coupling features Feb 5, 2023 Issued
Array ( [id] => 18538547 [patent_doc_number] => 20230243650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => RUGGEDIZED SENSOR DEVICES WITH DECREASED LIGHT SCATTER AND ASSOCIATED SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/163779 [patent_app_country] => US [patent_app_date] => 2023-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7092 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18163779 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/163779
RUGGEDIZED SENSOR DEVICES WITH DECREASED LIGHT SCATTER AND ASSOCIATED SYSTEMS AND METHODS Feb 1, 2023 Pending
Array ( [id] => 18637500 [patent_doc_number] => 11762095 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Lidar system and method of operation [patent_app_type] => utility [patent_app_number] => 18/104632 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 9654 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 329 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104632 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/104632
Lidar system and method of operation Jan 31, 2023 Issued
Array ( [id] => 18421760 [patent_doc_number] => 20230176224 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => Systems and Methods for IQ Detection [patent_app_type] => utility [patent_app_number] => 18/160836 [patent_app_country] => US [patent_app_date] => 2023-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10202 [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] => 18160836 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/160836
Systems and methods for IQ detection Jan 26, 2023 Issued
Array ( [id] => 18392799 [patent_doc_number] => 20230161019 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => Laser Safety Comparator [patent_app_type] => utility [patent_app_number] => 18/157951 [patent_app_country] => US [patent_app_date] => 2023-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7346 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18157951 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/157951
Laser safety comparator Jan 22, 2023 Issued
Array ( [id] => 18363367 [patent_doc_number] => 20230144958 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => SHOOTING DEVICE, SIGHTING APPARATUS, IMAGING RANGEFINDER AND ADJUSTING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/096015 [patent_app_country] => US [patent_app_date] => 2023-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6388 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18096015 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/096015
SHOOTING DEVICE, SIGHTING APPARATUS, IMAGING RANGEFINDER AND ADJUSTING METHOD THEREOF Jan 11, 2023 Pending
Array ( [id] => 20921982 [patent_doc_number] => 12717038 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-25 [patent_title] => Surfel object representation in simulated environment [patent_app_type] => utility [patent_app_number] => 18/093310 [patent_app_country] => US [patent_app_date] => 2023-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3491 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18093310 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/093310
SURFEL OBJECT REPRESENTATION IN SIMULATED ENVIRONMENT Jan 3, 2023 Pending
Array ( [id] => 18941059 [patent_doc_number] => 20240036198 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => Optical Ranging Device [patent_app_type] => utility [patent_app_number] => 18/089070 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6800 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18089070 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/089070
Optical Ranging Device Dec 26, 2022 Pending
Array ( [id] => 18470483 [patent_doc_number] => 20230204768 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => WAVEGUIDE ASSEMBLY, INTEGRATED CHIP AND LIDAR [patent_app_type] => utility [patent_app_number] => 18/085518 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7374 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18085518 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/085518
WAVEGUIDE ASSEMBLY, INTEGRATED CHIP AND LIDAR Dec 19, 2022 Pending
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