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] => 16599457 [patent_doc_number] => 20210025988 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-28 [patent_title] => LIDAR SYSTEM AND SIGNAL PROCESSING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 16/923880 [patent_app_country] => US [patent_app_date] => 2020-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5146 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16923880 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/923880
LIDAR system and signal processing method thereof Jul 7, 2020 Issued
Array ( [id] => 18889042 [patent_doc_number] => 11867809 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Measurement apparatus and measurement method [patent_app_type] => utility [patent_app_number] => 16/921839 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8613 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16921839 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/921839
Measurement apparatus and measurement method Jul 5, 2020 Issued
Array ( [id] => 18888733 [patent_doc_number] => 11867500 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Time-of-flight (TOF) assisted structured light imaging [patent_app_type] => utility [patent_app_number] => 16/920832 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 35 [patent_no_of_words] => 5623 [patent_no_of_claims] => 16 [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] => 16920832 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/920832
Time-of-flight (TOF) assisted structured light imaging Jul 5, 2020 Issued
Array ( [id] => 18591447 [patent_doc_number] => 11740338 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Resolving return signals among pixels in frequency-modulated continuous-wave (FMCW) lidar systems [patent_app_type] => utility [patent_app_number] => 16/920179 [patent_app_country] => US [patent_app_date] => 2020-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10340 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16920179 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/920179
Resolving return signals among pixels in frequency-modulated continuous-wave (FMCW) lidar systems Jul 1, 2020 Issued
Array ( [id] => 19522268 [patent_doc_number] => 12123984 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Point clouds based lidar recalibration system for autonomous vehicles [patent_app_type] => utility [patent_app_number] => 16/918272 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 7142 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16918272 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/918272
Point clouds based lidar recalibration system for autonomous vehicles Jun 30, 2020 Issued
Array ( [id] => 18560937 [patent_doc_number] => 11726178 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => LIDAR sensor apparatus and control method thereof [patent_app_type] => utility [patent_app_number] => 16/919053 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3397 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16919053 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/919053
LIDAR sensor apparatus and control method thereof Jun 30, 2020 Issued
Array ( [id] => 16879257 [patent_doc_number] => 11029395 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-06-08 [patent_title] => Systems and methods for pulsed-wave LIDAR [patent_app_type] => utility [patent_app_number] => 16/917297 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 14247 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16917297 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/917297
Systems and methods for pulsed-wave LIDAR Jun 29, 2020 Issued
Array ( [id] => 16698008 [patent_doc_number] => 10948600 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-16 [patent_title] => Systems and methods for IQ detection [patent_app_type] => utility [patent_app_number] => 16/915404 [patent_app_country] => US [patent_app_date] => 2020-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10166 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16915404 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/915404
Systems and methods for IQ detection Jun 28, 2020 Issued
Array ( [id] => 16526741 [patent_doc_number] => 20200400821 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => METHOD AND SYSTEM FOR VEHICLE ODOMETRY USING COHERENT RANGE DOPPLER OPTICAL SENSORS [patent_app_type] => utility [patent_app_number] => 16/906835 [patent_app_country] => US [patent_app_date] => 2020-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23701 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16906835 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/906835
Method and system for vehicle odometry using coherent range doppler optical sensors Jun 18, 2020 Issued
Array ( [id] => 18519377 [patent_doc_number] => 11709266 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-25 [patent_title] => Absolute distance measurement for time-of-flight sensors [patent_app_type] => utility [patent_app_number] => 16/877702 [patent_app_country] => US [patent_app_date] => 2020-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 27 [patent_no_of_words] => 17268 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16877702 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/877702
Absolute distance measurement for time-of-flight sensors May 18, 2020 Issued
Array ( [id] => 16472475 [patent_doc_number] => 20200374013 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => Methods and Apparatus for Acoustic Backscatter Communication [patent_app_type] => utility [patent_app_number] => 15/931344 [patent_app_country] => US [patent_app_date] => 2020-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10465 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15931344 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/931344
Methods and apparatus for acoustic backscatter communication May 12, 2020 Issued
Array ( [id] => 19092175 [patent_doc_number] => 11953623 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => Sensor pod assembly [patent_app_type] => utility [patent_app_number] => 16/864082 [patent_app_country] => US [patent_app_date] => 2020-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 27261 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 342 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16864082 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/864082
Sensor pod assembly Apr 29, 2020 Issued
Array ( [id] => 17580340 [patent_doc_number] => 20220137195 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => STAIN DETECTION DEVICE AND LASER RADAR [patent_app_type] => utility [patent_app_number] => 17/429621 [patent_app_country] => US [patent_app_date] => 2020-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3034 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17429621 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/429621
STAIN DETECTION DEVICE AND LASER RADAR Apr 26, 2020 Abandoned
Array ( [id] => 18103622 [patent_doc_number] => 11543504 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-03 [patent_title] => Phase compensation in a time of flight system [patent_app_type] => utility [patent_app_number] => 16/855287 [patent_app_country] => US [patent_app_date] => 2020-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4723 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16855287 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/855287
Phase compensation in a time of flight system Apr 21, 2020 Issued
Array ( [id] => 18749550 [patent_doc_number] => 11808856 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-07 [patent_title] => Robust laser scanning for generating a 3D model [patent_app_type] => utility [patent_app_number] => 16/852731 [patent_app_country] => US [patent_app_date] => 2020-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 9683 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16852731 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/852731
Robust laser scanning for generating a 3D model Apr 19, 2020 Issued
Array ( [id] => 18603639 [patent_doc_number] => 11745082 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Position-based laser range finder [patent_app_type] => utility [patent_app_number] => 16/849366 [patent_app_country] => US [patent_app_date] => 2020-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9768 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16849366 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/849366
Position-based laser range finder Apr 14, 2020 Issued
Array ( [id] => 18917458 [patent_doc_number] => 11879732 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Methods of measuring structures [patent_app_type] => utility [patent_app_number] => 16/839250 [patent_app_country] => US [patent_app_date] => 2020-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 25 [patent_no_of_words] => 16013 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16839250 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/839250
Methods of measuring structures Apr 2, 2020 Issued
Array ( [id] => 16313943 [patent_doc_number] => 20200292681 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-17 [patent_title] => METHODS AND APPARATUS FOR LIDAR OPERATION WITH SEQUENCING OF PULSES [patent_app_type] => utility [patent_app_number] => 16/835432 [patent_app_country] => US [patent_app_date] => 2020-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3980 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16835432 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/835432
Methods and apparatus for lidar operation with sequencing of pulses Mar 30, 2020 Issued
Array ( [id] => 16254612 [patent_doc_number] => 20200263986 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => SURVEYING INSTRUMENT AND METHOD OF CALIBRATING A SURVEY INSTRUMENT [patent_app_type] => utility [patent_app_number] => 16/829992 [patent_app_country] => US [patent_app_date] => 2020-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16739 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 16829992 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/829992
Surveying instrument and method of calibrating a survey instrument Mar 24, 2020 Issued
Array ( [id] => 16178359 [patent_doc_number] => 20200225327 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-16 [patent_title] => Variable Beam Spacing, Timing, and Power for Vehicle Sensors [patent_app_type] => utility [patent_app_number] => 16/828773 [patent_app_country] => US [patent_app_date] => 2020-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15890 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16828773 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/828773
Variable beam spacing, timing, and power for vehicle sensors Mar 23, 2020 Issued
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