Search

Dinh D. Chiem

Examiner (ID: 9112)

Most Active Art Unit
2883
Art Unit(s)
2883, 2874
Total Applications
886
Issued Applications
613
Pending Applications
70
Abandoned Applications
215

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20145205 [patent_doc_number] => 12379546 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Wavelength division multiplexer with multiple inputs and outputs [patent_app_type] => utility [patent_app_number] => 18/173259 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 19 [patent_no_of_words] => 6476 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18173259 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/173259
Wavelength division multiplexer with multiple inputs and outputs Feb 22, 2023 Issued
Array ( [id] => 19333831 [patent_doc_number] => 20240248261 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => HIGH-DENSITY TWO-DIMENSIONAL OPTICAL FIBER ARRAY [patent_app_type] => utility [patent_app_number] => 18/111028 [patent_app_country] => US [patent_app_date] => 2023-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5109 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18111028 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/111028
HIGH-DENSITY TWO-DIMENSIONAL OPTICAL FIBER ARRAY Feb 16, 2023 Pending
Array ( [id] => 19949655 [patent_doc_number] => 12321016 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Alignment guide for inspecting a fiber optic end face [patent_app_type] => utility [patent_app_number] => 18/169312 [patent_app_country] => US [patent_app_date] => 2023-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18169312 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/169312
Alignment guide for inspecting a fiber optic end face Feb 14, 2023 Issued
Array ( [id] => 18941125 [patent_doc_number] => 20240036264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => MEMS OPTICAL SWITCH HAVING LOW INSERTION SWITCH LOSS [patent_app_type] => utility [patent_app_number] => 18/169112 [patent_app_country] => US [patent_app_date] => 2023-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2981 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18169112 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/169112
MEMS OPTICAL SWITCH HAVING LOW INSERTION SWITCH LOSS Feb 13, 2023 Abandoned
Array ( [id] => 20273205 [patent_doc_number] => 12442981 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Double-layered antisymmetric two mode Bragg gratings [patent_app_type] => utility [patent_app_number] => 18/168366 [patent_app_country] => US [patent_app_date] => 2023-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18168366 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/168366
Double-layered antisymmetric two mode Bragg gratings Feb 12, 2023 Issued
Array ( [id] => 18437723 [patent_doc_number] => 20230185018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => DETERMINING POSITION OR INSERTION LENGTH OF AN ENLONGATED DEVICE [patent_app_type] => utility [patent_app_number] => 18/164817 [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] => 11687 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18164817 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/164817
DETERMINING POSITION OR INSERTION LENGTH OF AN ENLONGATED DEVICE Feb 5, 2023 Pending
Array ( [id] => 19362329 [patent_doc_number] => 20240264363 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => Ultra-Wideband Low Latency Multicore to Multicore Free-Space Optical Communications Using Parabolic Mirrors [patent_app_type] => utility [patent_app_number] => 18/106136 [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] => 1719 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18106136 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/106136
Ultra-Wideband Low Latency Multicore to Multicore Free-Space Optical Communications Using Parabolic Mirrors Feb 5, 2023 Pending
Array ( [id] => 19362344 [patent_doc_number] => 20240264378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => OPTICAL FIBER MODE FIELD ADAPTER [patent_app_type] => utility [patent_app_number] => 18/164718 [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] => 6214 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18164718 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/164718
OPTICAL FIBER MODE FIELD ADAPTER Feb 5, 2023 Pending
Array ( [id] => 18437726 [patent_doc_number] => 20230185021 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => CHECKERBOARD IMAGER AND IMPLEMENTATION METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/164532 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18164532 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/164532
Checkerboard imager and implementation method therefor Feb 2, 2023 Issued
Array ( [id] => 18538932 [patent_doc_number] => 20230244038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => Ganging Clip for Very Small Form Factor Fiber-Optic Connectors [patent_app_type] => utility [patent_app_number] => 18/160754 [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] => 6888 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18160754 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/160754
Ganging Clip for Very Small Form Factor Fiber-Optic Connectors Jan 26, 2023 Pending
Array ( [id] => 19266933 [patent_doc_number] => 20240210634 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => FUNCTIONALLY GRADED INDEX MOLD FOR CO-PACKAGED OPTICAL APPLICATIONS [patent_app_type] => utility [patent_app_number] => 18/089501 [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] => 6129 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18089501 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/089501
FUNCTIONALLY GRADED INDEX MOLD FOR CO-PACKAGED OPTICAL APPLICATIONS Dec 26, 2022 Pending
Array ( [id] => 18453510 [patent_doc_number] => 20230194790 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => SILICON BEAM-STEERING APPARATUS AND METHOD FOR MANUFACTURING [patent_app_type] => utility [patent_app_number] => 18/084495 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084495 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084495
SILICON BEAM-STEERING APPARATUS AND METHOD FOR MANUFACTURING Dec 18, 2022 Abandoned
Array ( [id] => 18279043 [patent_doc_number] => 20230094515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => WIDEBAND GRAPHENE-BASED ELECTRO-OPTIC ENTANGLER [patent_app_type] => utility [patent_app_number] => 17/994707 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4895 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17994707 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/994707
Wideband graphene-based electro-optic entangler Nov 27, 2022 Issued
Array ( [id] => 18278619 [patent_doc_number] => 20230094091 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => WIDEBAND GRAPHENE-BASED ELECTRO-OPTIC ENTANGLER [patent_app_type] => utility [patent_app_number] => 17/994773 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4828 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17994773 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/994773
Wideband graphene-based electro-optic entangler Nov 27, 2022 Issued
Array ( [id] => 19537925 [patent_doc_number] => 12130477 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Cable marking clip [patent_app_type] => utility [patent_app_number] => 17/990426 [patent_app_country] => US [patent_app_date] => 2022-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 4620 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [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] => 17990426 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/990426
Cable marking clip Nov 17, 2022 Issued
Array ( [id] => 19159199 [patent_doc_number] => 20240151906 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => FUSION SPLICED OPTICAL CONNECTOR [patent_app_type] => utility [patent_app_number] => 17/983813 [patent_app_country] => US [patent_app_date] => 2022-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1193 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17983813 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/983813
FUSION SPLICED OPTICAL CONNECTOR Nov 8, 2022 Pending
Array ( [id] => 19159195 [patent_doc_number] => 20240151902 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => SMALL DIAMETER POLYMER OPTICAL WAVEGUIDE [patent_app_type] => utility [patent_app_number] => 17/982907 [patent_app_country] => US [patent_app_date] => 2022-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22560 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17982907 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/982907
Small diameter polymer optical waveguide Nov 7, 2022 Issued
Array ( [id] => 18212912 [patent_doc_number] => 20230059176 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => Electro-Optic Combiner and Associated Methods [patent_app_type] => utility [patent_app_number] => 17/982497 [patent_app_country] => US [patent_app_date] => 2022-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 50666 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17982497 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/982497
Electro-optic combiner and associated methods Nov 6, 2022 Issued
Array ( [id] => 18629748 [patent_doc_number] => 20230288636 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => SUPER-COMPACT ARRAYED WAVEGUIDE GRATING (AWG) WAVELENGTH DIVISION MULTIPLEXER BASED ON SUB-WAVELENGTH GRATING [patent_app_type] => utility [patent_app_number] => 17/980607 [patent_app_country] => US [patent_app_date] => 2022-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2628 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17980607 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/980607
Super-compact arrayed waveguide grating (AWG) wavelength division multiplexer based on sub-wavelength grating Nov 3, 2022 Issued
Array ( [id] => 19122102 [patent_doc_number] => 11966080 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Light weight fiber optic splice and fiber management system [patent_app_type] => utility [patent_app_number] => 18/046331 [patent_app_country] => US [patent_app_date] => 2022-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 41 [patent_no_of_words] => 15438 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18046331 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/046331
Light weight fiber optic splice and fiber management system Oct 12, 2022 Issued
Menu