Search

Hoang X. Ngo

Examiner (ID: 9224)

Most Active Art Unit
2852
Art Unit(s)
2852, 2851
Total Applications
2671
Issued Applications
2536
Pending Applications
73
Abandoned Applications
93

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17824113 [patent_doc_number] => 11429061 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-30 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 17/407444 [patent_app_country] => US [patent_app_date] => 2021-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 21 [patent_no_of_words] => 11764 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [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] => 17407444 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/407444
Image forming apparatus Aug 19, 2021 Issued
Array ( [id] => 18022415 [patent_doc_number] => 20220373914 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/404706 [patent_app_country] => US [patent_app_date] => 2021-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17404706 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/404706
Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus Aug 16, 2021 Issued
Array ( [id] => 19566133 [patent_doc_number] => 12140902 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-12 [patent_title] => Process cartridge [patent_app_type] => utility [patent_app_number] => 18/041486 [patent_app_country] => US [patent_app_date] => 2021-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 18 [patent_no_of_words] => 8887 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18041486 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/041486
Process cartridge Aug 15, 2021 Issued
Array ( [id] => 17698637 [patent_doc_number] => 11372358 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-06-28 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 17/400846 [patent_app_country] => US [patent_app_date] => 2021-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 7630 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17400846 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/400846
Image forming apparatus Aug 11, 2021 Issued
Array ( [id] => 17484046 [patent_doc_number] => 20220091550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => IMAGE FORMING SYSTEM AND WIRELESS OPERATION UNIT [patent_app_type] => utility [patent_app_number] => 17/399958 [patent_app_country] => US [patent_app_date] => 2021-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10510 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17399958 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/399958
Image forming system and wireless operation unit Aug 10, 2021 Issued
Array ( [id] => 17445866 [patent_doc_number] => 20220066371 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => OPERATING UNIT AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/398640 [patent_app_country] => US [patent_app_date] => 2021-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4114 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17398640 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/398640
Operating unit and image forming apparatus Aug 9, 2021 Issued
Array ( [id] => 18129865 [patent_doc_number] => 11556071 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-17 [patent_title] => Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming method [patent_app_type] => utility [patent_app_number] => 17/397063 [patent_app_country] => US [patent_app_date] => 2021-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 17546 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17397063 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/397063
Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming method Aug 8, 2021 Issued
Array ( [id] => 17898813 [patent_doc_number] => 20220308475 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/397215 [patent_app_country] => US [patent_app_date] => 2021-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17381 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17397215 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/397215
Electrophotographic photoconductor, process cartridge, and image forming apparatus Aug 8, 2021 Issued
Array ( [id] => 17816894 [patent_doc_number] => 11422501 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-23 [patent_title] => Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface [patent_app_type] => utility [patent_app_number] => 17/395560 [patent_app_country] => US [patent_app_date] => 2021-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 12448 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17395560 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/395560
Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface Aug 5, 2021 Issued
Array ( [id] => 17816895 [patent_doc_number] => 11422502 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-23 [patent_title] => Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface [patent_app_type] => utility [patent_app_number] => 17/395592 [patent_app_country] => US [patent_app_date] => 2021-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 12449 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17395592 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/395592
Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface Aug 5, 2021 Issued
Array ( [id] => 17230332 [patent_doc_number] => 20210356889 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => HEATER, FIXING DEVICE, AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/391032 [patent_app_country] => US [patent_app_date] => 2021-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3651 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17391032 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/391032
Heater, fixing device, and image forming apparatus Aug 1, 2021 Issued
Array ( [id] => 18203733 [patent_doc_number] => 11586123 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-21 [patent_title] => Process cartridge including frame having photosensitive drum, drum coupling and flanged fixed to photosensitive drum [patent_app_type] => utility [patent_app_number] => 17/388904 [patent_app_country] => US [patent_app_date] => 2021-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 39 [patent_no_of_words] => 22203 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17388904 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/388904
Process cartridge including frame having photosensitive drum, drum coupling and flanged fixed to photosensitive drum Jul 28, 2021 Issued
Array ( [id] => 18046327 [patent_doc_number] => 11520279 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-06 [patent_title] => Metal frame of image forming apparatus and image forming apparatus [patent_app_type] => utility [patent_app_number] => 17/387884 [patent_app_country] => US [patent_app_date] => 2021-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 53 [patent_no_of_words] => 16756 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17387884 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/387884
Metal frame of image forming apparatus and image forming apparatus Jul 27, 2021 Issued
Array ( [id] => 17515159 [patent_doc_number] => 11294305 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-05 [patent_title] => Toner conveying device, and image forming apparatus including toner conveying device [patent_app_type] => utility [patent_app_number] => 17/443708 [patent_app_country] => US [patent_app_date] => 2021-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 22 [patent_no_of_words] => 10351 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17443708 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/443708
Toner conveying device, and image forming apparatus including toner conveying device Jul 26, 2021 Issued
Array ( [id] => 17786095 [patent_doc_number] => 11409214 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-09 [patent_title] => Fixing apparatus and image forming apparatus [patent_app_type] => utility [patent_app_number] => 17/382614 [patent_app_country] => US [patent_app_date] => 2021-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 6240 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17382614 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/382614
Fixing apparatus and image forming apparatus Jul 21, 2021 Issued
Array ( [id] => 17605524 [patent_doc_number] => 11334007 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-17 [patent_title] => Fixing device, image forming apparatus, and method for adjusting length of interposing and pressurizing region by fixing device [patent_app_type] => utility [patent_app_number] => 17/379870 [patent_app_country] => US [patent_app_date] => 2021-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6516 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17379870 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/379870
Fixing device, image forming apparatus, and method for adjusting length of interposing and pressurizing region by fixing device Jul 18, 2021 Issued
Array ( [id] => 17969712 [patent_doc_number] => 11487242 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-01 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 17/379438 [patent_app_country] => US [patent_app_date] => 2021-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 46 [patent_no_of_words] => 11235 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 327 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17379438 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/379438
Image forming apparatus Jul 18, 2021 Issued
Array ( [id] => 17491853 [patent_doc_number] => 11281152 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-03-22 [patent_title] => Housing and image forming apparatus [patent_app_type] => utility [patent_app_number] => 17/377321 [patent_app_country] => US [patent_app_date] => 2021-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12204 [patent_no_of_claims] => 13 [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] => 17377321 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/377321
Housing and image forming apparatus Jul 14, 2021 Issued
Array ( [id] => 17371779 [patent_doc_number] => 20220026831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 17/377252 [patent_app_country] => US [patent_app_date] => 2021-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7814 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17377252 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/377252
Developing device and image forming apparatus including same Jul 14, 2021 Issued
Array ( [id] => 17876979 [patent_doc_number] => 11448990 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-20 [patent_title] => Image forming apparatus, method of controlling same, and storage medium [patent_app_type] => utility [patent_app_number] => 17/376451 [patent_app_country] => US [patent_app_date] => 2021-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 7192 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17376451 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/376451
Image forming apparatus, method of controlling same, and storage medium Jul 14, 2021 Issued
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