Search

Hoan C. Nguyen

Examiner (ID: 18663, Phone: (571)272-2296 , Office: P/2871 )

Most Active Art Unit
2871
Art Unit(s)
2871
Total Applications
1330
Issued Applications
981
Pending Applications
9
Abandoned Applications
341

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19911343 [patent_doc_number] => 12287551 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Electro-optical device and electronic apparatus [patent_app_type] => utility [patent_app_number] => 18/764531 [patent_app_country] => US [patent_app_date] => 2024-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 3356 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18764531 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/764531
Electro-optical device and electronic apparatus Jul 4, 2024 Issued
Array ( [id] => 19779785 [patent_doc_number] => 12228815 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Display device and color filter substrate [patent_app_type] => utility [patent_app_number] => 18/739479 [patent_app_country] => US [patent_app_date] => 2024-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5546 [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] => 18739479 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/739479
Display device and color filter substrate Jun 10, 2024 Issued
Array ( [id] => 19794604 [patent_doc_number] => 12235549 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-02-25 [patent_title] => Spatial light modulator and holographic three-dimensional display device [patent_app_type] => utility [patent_app_number] => 18/623269 [patent_app_country] => US [patent_app_date] => 2024-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 28 [patent_no_of_words] => 10945 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18623269 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/623269
Spatial light modulator and holographic three-dimensional display device Mar 31, 2024 Issued
Array ( [id] => 19885374 [patent_doc_number] => 12271087 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Liquid crystal display panel and display device [patent_app_type] => utility [patent_app_number] => 18/519944 [patent_app_country] => US [patent_app_date] => 2023-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5828 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18519944 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/519944
Liquid crystal display panel and display device Nov 26, 2023 Issued
Array ( [id] => 19475308 [patent_doc_number] => 12105392 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Display device [patent_app_type] => utility [patent_app_number] => 18/386111 [patent_app_country] => US [patent_app_date] => 2023-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 13017 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18386111 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/386111
Display device Oct 31, 2023 Issued
Array ( [id] => 20000149 [patent_doc_number] => 20250138371 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => Electrically Switchable Liquid Crystal Grating Cell Based on Photoalignment with an Amplitude Mask [patent_app_type] => utility [patent_app_number] => 18/498148 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1187 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18498148 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/498148
Electrically switchable liquid crystal grating cell based on photoalignment with an amplitude mask Oct 30, 2023 Issued
Array ( [id] => 19841385 [patent_doc_number] => 12253770 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Liquid crystal display device having improved electrostatic discharge resistance [patent_app_type] => utility [patent_app_number] => 18/490038 [patent_app_country] => US [patent_app_date] => 2023-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5362 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18490038 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/490038
Liquid crystal display device having improved electrostatic discharge resistance Oct 18, 2023 Issued
Array ( [id] => 20079042 [patent_doc_number] => 12353106 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Liquid crystal display device [patent_app_type] => utility [patent_app_number] => 18/466906 [patent_app_country] => US [patent_app_date] => 2023-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 30 [patent_no_of_words] => 9856 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 311 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18466906 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/466906
Liquid crystal display device Sep 13, 2023 Issued
Array ( [id] => 19710810 [patent_doc_number] => 20250020952 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => DISPLAY APPARATUS AND DISPLAY HOLDING DEVICE THEREOF [patent_app_type] => utility [patent_app_number] => 18/463493 [patent_app_country] => US [patent_app_date] => 2023-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9521 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18463493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/463493
Display apparatus and display holding device thereof Sep 7, 2023 Issued
Array ( [id] => 18787558 [patent_doc_number] => 20230375887 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => LIGHT ADJUSTMENT DEVICE [patent_app_type] => utility [patent_app_number] => 18/230257 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18230257 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/230257
LIGHT ADJUSTMENT DEVICE Aug 3, 2023 Abandoned
Array ( [id] => 18772334 [patent_doc_number] => 20230367158 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS [patent_app_type] => utility [patent_app_number] => 18/225762 [patent_app_country] => US [patent_app_date] => 2023-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8386 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18225762 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/225762
Electro-optical device and electronic apparatus Jul 24, 2023 Issued
Array ( [id] => 19616869 [patent_doc_number] => 20240402549 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => DISPLAY PANEL, MANUFACTURING METHOD THEREFOR, AND DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/699578 [patent_app_country] => US [patent_app_date] => 2023-07-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8272 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18699578 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/699578
DISPLAY PANEL, MANUFACTURING METHOD THEREFOR, AND DISPLAY APPARATUS Jul 3, 2023 Pending
Array ( [id] => 19285915 [patent_doc_number] => 20240222392 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => ARRAY SUBSTRATE AND DISPLAY PANEL [patent_app_type] => utility [patent_app_number] => 18/330574 [patent_app_country] => US [patent_app_date] => 2023-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6230 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18330574 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/330574
Array substrate and display panel Jun 6, 2023 Issued
Array ( [id] => 19872445 [patent_doc_number] => 12265305 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-01 [patent_title] => Subtractive method for providing connections to electrodes in liquid crystal cells [patent_app_type] => utility [patent_app_number] => 18/327164 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 9715 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18327164 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/327164
Subtractive method for providing connections to electrodes in liquid crystal cells May 31, 2023 Issued
Array ( [id] => 18896703 [patent_doc_number] => 20240012188 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => PATTERNED OPTICAL FILM [patent_app_type] => utility [patent_app_number] => 18/311270 [patent_app_country] => US [patent_app_date] => 2023-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18311270 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/311270
PATTERNED OPTICAL FILM May 2, 2023 Abandoned
Array ( [id] => 18553525 [patent_doc_number] => 20230251537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 18/299915 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10817 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18299915 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/299915
Display device Apr 12, 2023 Issued
Array ( [id] => 18487866 [patent_doc_number] => 20230215212 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => FINGERPRINT IDENTIFICATION MODULE [patent_app_type] => utility [patent_app_number] => 18/182387 [patent_app_country] => US [patent_app_date] => 2023-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4481 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18182387 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/182387
FINGERPRINT IDENTIFICATION MODULE Mar 12, 2023 Abandoned
Array ( [id] => 19764312 [patent_doc_number] => 12222601 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Display apparatus [patent_app_type] => utility [patent_app_number] => 18/103933 [patent_app_country] => US [patent_app_date] => 2023-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 11094 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18103933 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/103933
Display apparatus Jan 30, 2023 Issued
Array ( [id] => 18531382 [patent_doc_number] => 20230236454 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => CAMERA MODULE [patent_app_type] => utility [patent_app_number] => 18/100008 [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] => 7848 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18100008 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/100008
Camera module Jan 22, 2023 Issued
Array ( [id] => 19551781 [patent_doc_number] => 12135484 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Liquid crystal devices [patent_app_type] => utility [patent_app_number] => 18/151063 [patent_app_country] => US [patent_app_date] => 2023-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 4493 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18151063 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/151063
Liquid crystal devices Jan 5, 2023 Issued
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