Search

Xinning Niu

Examiner (ID: 15418, Phone: (571)270-1437 , Office: P/2828 )

Most Active Art Unit
2828
Art Unit(s)
2112, 2828
Total Applications
1134
Issued Applications
872
Pending Applications
88
Abandoned Applications
199

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20197212 [patent_doc_number] => 20250273922 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => METHOD AND DEVICE FOR AUTOMATICALLY LOCKING REPETITION FREQUENCY AND CARRIER-ENVELOP OFFSET FREQUENCY OF OPTICAL FREQUENCY COMB [patent_app_type] => utility [patent_app_number] => 19/209685 [patent_app_country] => US [patent_app_date] => 2025-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1189 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 484 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19209685 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/209685
Method and device for automatically locking repetition frequency and carrier-envelop offset frequency of optical frequency comb May 14, 2025 Issued
Array ( [id] => 19887185 [patent_doc_number] => 12272920 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-08 [patent_title] => Broadband laser system enhanced in later part of mid infrared spectrum [patent_app_type] => utility [patent_app_number] => 18/973149 [patent_app_country] => US [patent_app_date] => 2024-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4988 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 413 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18973149 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/973149
Broadband laser system enhanced in later part of mid infrared spectrum Dec 8, 2024 Issued
Array ( [id] => 19667386 [patent_doc_number] => 12180112 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-31 [patent_title] => Gain optical fiber with double-clad fluoride and its preparation method [patent_app_type] => utility [patent_app_number] => 18/809407 [patent_app_country] => US [patent_app_date] => 2024-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3240 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18809407 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/809407
Gain optical fiber with double-clad fluoride and its preparation method Aug 19, 2024 Issued
Array ( [id] => 19532394 [patent_doc_number] => 20240356296 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => OPTICAL ISOLATOR CORE [patent_app_type] => utility [patent_app_number] => 18/756512 [patent_app_country] => US [patent_app_date] => 2024-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5696 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18756512 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/756512
Optical isolator core Jun 26, 2024 Issued
Array ( [id] => 19801755 [patent_doc_number] => 20250067680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => ILLUMINATION LIGHT SOURCE AND SUBSTRATE INSPECTION APPARATUS INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/751438 [patent_app_country] => US [patent_app_date] => 2024-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18751438 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751438
ILLUMINATION LIGHT SOURCE AND SUBSTRATE INSPECTION APPARATUS INCLUDING THE SAME Jun 23, 2024 Pending
Array ( [id] => 20045387 [patent_doc_number] => 20250183609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => Fiber Laser for Coagulation, Cutting, and Other Operations [patent_app_type] => utility [patent_app_number] => 18/662720 [patent_app_country] => US [patent_app_date] => 2024-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8647 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 18662720 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/662720
Fiber laser for coagulation, cutting, and other operations May 12, 2024 Issued
Array ( [id] => 20550043 [patent_doc_number] => 12560830 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Undercut thermo-optic phase shifter [patent_app_type] => utility [patent_app_number] => 18/661110 [patent_app_country] => US [patent_app_date] => 2024-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 9428 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18661110 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/661110
Undercut thermo-optic phase shifter May 9, 2024 Issued
Array ( [id] => 19204273 [patent_doc_number] => 20240176172 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => Broadband Electro-Absorption Optical Modulator Using On-Chip RF Input Signal Termination [patent_app_type] => utility [patent_app_number] => 18/434059 [patent_app_country] => US [patent_app_date] => 2024-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4470 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18434059 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/434059
Broadband electro-absorption optical modulator using on-chip RF input signal termination Feb 5, 2024 Issued
Array ( [id] => 19943928 [patent_doc_number] => 12316067 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Apparatus for projecting linear laser beams [patent_app_type] => utility [patent_app_number] => 18/544304 [patent_app_country] => US [patent_app_date] => 2023-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18544304 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/544304
Apparatus for projecting linear laser beams Dec 17, 2023 Issued
Array ( [id] => 19253474 [patent_doc_number] => 20240204471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => DRIVEN-CAVITY FEMTOSECOND SOURCES [patent_app_type] => utility [patent_app_number] => 18/519450 [patent_app_country] => US [patent_app_date] => 2023-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18530 [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] => 18519450 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/519450
Driven-cavity femtosecond sources Nov 26, 2023 Issued
Array ( [id] => 19498876 [patent_doc_number] => 20240337894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => ACOUSTO-OPTIC DEFLECTOR AND METHODS OF FABRICATION [patent_app_type] => utility [patent_app_number] => 18/518602 [patent_app_country] => US [patent_app_date] => 2023-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18518602 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/518602
ACOUSTO-OPTIC DEFLECTOR AND METHODS OF FABRICATION Nov 23, 2023 Abandoned
Array ( [id] => 19705352 [patent_doc_number] => 12199401 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-01-14 [patent_title] => LIDAR sensor system for vehicles including integrated LIDAR chip [patent_app_type] => utility [patent_app_number] => 18/511387 [patent_app_country] => US [patent_app_date] => 2023-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 11516 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18511387 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/511387
LIDAR sensor system for vehicles including integrated LIDAR chip Nov 15, 2023 Issued
Array ( [id] => 19796664 [patent_doc_number] => 12237641 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Fast intensity stabilization of multiple controller beams with continuous integrating filter [patent_app_type] => utility [patent_app_number] => 18/506744 [patent_app_country] => US [patent_app_date] => 2023-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 9588 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18506744 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/506744
Fast intensity stabilization of multiple controller beams with continuous integrating filter Nov 9, 2023 Issued
Array ( [id] => 18989345 [patent_doc_number] => 20240061314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => SUPERCONTINUUM RADIATION SOURCE AND ASSOCIATED METROLOGY DEVICES [patent_app_type] => utility [patent_app_number] => 18/373421 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12962 [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] => 18373421 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/373421
Supercontinuum radiation source and associated metrology devices Sep 26, 2023 Issued
Array ( [id] => 19500792 [patent_doc_number] => 20240339810 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => SEMICONDUCTOR ARRAY DEVICE AND SEMICONDUCTOR OPTICAL DEVICE [patent_app_type] => utility [patent_app_number] => 18/452338 [patent_app_country] => US [patent_app_date] => 2023-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8360 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18452338 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/452338
SEMICONDUCTOR ARRAY DEVICE AND SEMICONDUCTOR OPTICAL DEVICE Aug 17, 2023 Pending
Array ( [id] => 18821698 [patent_doc_number] => 20230396039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => VCSEL CHIP, VCSEL ARRAY, AND METHOD OF MANUFACTURING THE VCSEL ARRAY [patent_app_type] => utility [patent_app_number] => 18/234954 [patent_app_country] => US [patent_app_date] => 2023-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8391 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18234954 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/234954
VCSEL CHIP, VCSEL ARRAY, AND METHOD OF MANUFACTURING THE VCSEL ARRAY Aug 16, 2023 Pending
Array ( [id] => 18834290 [patent_doc_number] => 20230402817 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => SILOXANE MITIGATION FOR LASER SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/233941 [patent_app_country] => US [patent_app_date] => 2023-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14648 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 18233941 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/233941
SILOXANE MITIGATION FOR LASER SYSTEMS Aug 14, 2023 Abandoned
Array ( [id] => 18813303 [patent_doc_number] => 20230387640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => METHOD AND LASER SYSTEM FOR GENERATING OUTPUT LASER PULSES WITH AN OPTICAL COMPONENT WITH TEMPERATURE-DEPENDENT POWER EFFICIENCY AND ASSOCIATED COMPUTER PROGRAM PRODUCT [patent_app_type] => utility [patent_app_number] => 18/448217 [patent_app_country] => US [patent_app_date] => 2023-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5613 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18448217 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/448217
Method and laser system for generating output laser pulses with an optical component with temperature-dependent power efficiency and associated computer program product Aug 10, 2023 Issued
Array ( [id] => 18789958 [patent_doc_number] => 20230378717 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => LASER OSCILLATOR AND DIRECT DIODE LASER PROCESSING APPARATUS PROVIDED WITH SAME [patent_app_type] => utility [patent_app_number] => 18/229885 [patent_app_country] => US [patent_app_date] => 2023-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4903 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18229885 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/229885
LASER OSCILLATOR AND DIRECT DIODE LASER PROCESSING APPARATUS PROVIDED WITH SAME Aug 2, 2023 Pending
Array ( [id] => 18959616 [patent_doc_number] => 20240047943 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => SEMICONDUCTOR LASER ELEMENT [patent_app_type] => utility [patent_app_number] => 18/363891 [patent_app_country] => US [patent_app_date] => 2023-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11039 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18363891 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/363891
SEMICONDUCTOR LASER ELEMENT Aug 1, 2023 Pending
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