Search

Hoang X. Ngo

Examiner (ID: 10461, Phone: (571)272-2138 , Office: P/2852 )

Most Active Art Unit
2852
Art Unit(s)
2852, 2851
Total Applications
2724
Issued Applications
2564
Pending Applications
83
Abandoned Applications
93

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 15772229 [patent_doc_number] => 20200117132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-16 [patent_title] => PRINTING APPARATUS, METHOD FOR CONTROLLING SAME, AND STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 16/421583 [patent_app_country] => US [patent_app_date] => 2019-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5060 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16421583 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/421583
Printing apparatus, method for controlling same, and storage medium May 23, 2019 Issued
Array ( [id] => 16493928 [patent_doc_number] => 10859964 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-08 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/421440 [patent_app_country] => US [patent_app_date] => 2019-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7630 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16421440 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/421440
Image forming apparatus May 22, 2019 Issued
Array ( [id] => 16064215 [patent_doc_number] => 10691049 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-23 [patent_title] => Fixing device and image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/419068 [patent_app_country] => US [patent_app_date] => 2019-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 8363 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16419068 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/419068
Fixing device and image forming apparatus May 21, 2019 Issued
Array ( [id] => 15577255 [patent_doc_number] => 10579003 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-03-03 [patent_title] => Compensation for deficient charge roll in an imaging device [patent_app_type] => utility [patent_app_number] => 16/418113 [patent_app_country] => US [patent_app_date] => 2019-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2597 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 16418113 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/418113
Compensation for deficient charge roll in an imaging device May 20, 2019 Issued
Array ( [id] => 15312291 [patent_doc_number] => 10520847 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-12-31 [patent_title] => Exposure head, image formation apparatus, reading head, and reading apparatus [patent_app_type] => utility [patent_app_number] => 16/412413 [patent_app_country] => US [patent_app_date] => 2019-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 11450 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16412413 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/412413
Exposure head, image formation apparatus, reading head, and reading apparatus May 14, 2019 Issued
Array ( [id] => 15918683 [patent_doc_number] => 10656578 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-19 [patent_title] => Fixing device and image forming device having same [patent_app_type] => utility [patent_app_number] => 16/395992 [patent_app_country] => US [patent_app_date] => 2019-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 8714 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16395992 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/395992
Fixing device and image forming device having same Apr 25, 2019 Issued
Array ( [id] => 15952021 [patent_doc_number] => 10663915 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-26 [patent_title] => Process cartridge [patent_app_type] => utility [patent_app_number] => 16/393984 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 25 [patent_no_of_words] => 12320 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16393984 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/393984
Process cartridge Apr 24, 2019 Issued
Array ( [id] => 15951967 [patent_doc_number] => 10663886 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-26 [patent_title] => Development cartridge, process cartridge, and image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/389756 [patent_app_country] => US [patent_app_date] => 2019-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 46 [patent_no_of_words] => 14968 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16389756 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/389756
Development cartridge, process cartridge, and image forming apparatus Apr 18, 2019 Issued
Array ( [id] => 16232174 [patent_doc_number] => 10739722 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-11 [patent_title] => Control mechanism and process cartridge [patent_app_type] => utility [patent_app_number] => 16/372529 [patent_app_country] => US [patent_app_date] => 2019-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 32 [patent_no_of_words] => 9487 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16372529 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/372529
Control mechanism and process cartridge Apr 1, 2019 Issued
Array ( [id] => 15398513 [patent_doc_number] => 10539913 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-01-21 [patent_title] => Consumables discharge device, image forming apparatus, multifunction machine, and consumables discharge method [patent_app_type] => utility [patent_app_number] => 16/370619 [patent_app_country] => US [patent_app_date] => 2019-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 22 [patent_no_of_words] => 8704 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16370619 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/370619
Consumables discharge device, image forming apparatus, multifunction machine, and consumables discharge method Mar 28, 2019 Issued
Array ( [id] => 14934031 [patent_doc_number] => 20190302653 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-03 [patent_title] => TONER CONTAINER [patent_app_type] => utility [patent_app_number] => 16/368617 [patent_app_country] => US [patent_app_date] => 2019-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8480 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 16368617 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/368617
Toner container Mar 27, 2019 Issued
Array ( [id] => 15151159 [patent_doc_number] => 20190354057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-21 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/368434 [patent_app_country] => US [patent_app_date] => 2019-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8810 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 16368434 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/368434
Image forming apparatus Mar 27, 2019 Issued
Array ( [id] => 15312363 [patent_doc_number] => 10520883 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-31 [patent_title] => Method for manufacturing image bearing unit and method for manufacturing cartridge [patent_app_type] => utility [patent_app_number] => 16/365846 [patent_app_country] => US [patent_app_date] => 2019-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 8183 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16365846 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/365846
Method for manufacturing image bearing unit and method for manufacturing cartridge Mar 26, 2019 Issued
Array ( [id] => 16247792 [patent_doc_number] => 10747144 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-18 [patent_title] => Toner cartridge and toner supplying mechanism [patent_app_type] => utility [patent_app_number] => 16/366023 [patent_app_country] => US [patent_app_date] => 2019-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 16944 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16366023 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/366023
Toner cartridge and toner supplying mechanism Mar 26, 2019 Issued
Array ( [id] => 16501171 [patent_doc_number] => 10866552 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-15 [patent_title] => Image forming apparatus including drum cartridge having charger and photosensitive drum [patent_app_type] => utility [patent_app_number] => 16/363134 [patent_app_country] => US [patent_app_date] => 2019-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7778 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16363134 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/363134
Image forming apparatus including drum cartridge having charger and photosensitive drum Mar 24, 2019 Issued
Array ( [id] => 17394478 [patent_doc_number] => 11243490 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-08 [patent_title] => Printer with photodetector for detecting fluorescent additives in toner [patent_app_type] => utility [patent_app_number] => 16/981360 [patent_app_country] => US [patent_app_date] => 2019-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 6544 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16981360 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/981360
Printer with photodetector for detecting fluorescent additives in toner Mar 24, 2019 Issued
Array ( [id] => 15730051 [patent_doc_number] => 10613453 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-07 [patent_title] => Toner cartridge and toner supplying mechanism [patent_app_type] => utility [patent_app_number] => 16/362859 [patent_app_country] => US [patent_app_date] => 2019-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 14769 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16362859 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/362859
Toner cartridge and toner supplying mechanism Mar 24, 2019 Issued
Array ( [id] => 15312335 [patent_doc_number] => 10520869 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-31 [patent_title] => Fixing device and image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/361090 [patent_app_country] => US [patent_app_date] => 2019-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7645 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16361090 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/361090
Fixing device and image forming apparatus Mar 20, 2019 Issued
Array ( [id] => 15516007 [patent_doc_number] => 10564586 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-18 [patent_title] => Image forming apparatus and image forming method [patent_app_type] => utility [patent_app_number] => 16/359262 [patent_app_country] => US [patent_app_date] => 2019-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 15056 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16359262 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/359262
Image forming apparatus and image forming method Mar 19, 2019 Issued
Array ( [id] => 14871617 [patent_doc_number] => 20190286050 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-19 [patent_title] => Process Cartridge and Electrophotographic Image Forming Apparatus [patent_app_type] => utility [patent_app_number] => 16/351735 [patent_app_country] => US [patent_app_date] => 2019-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5627 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16351735 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/351735
Process cartridge and electrophotographic image forming apparatus Mar 12, 2019 Issued
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