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] => 17091246 [patent_doc_number] => 11119430 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-14 [patent_title] => Technology for ascertaining state of members constituting image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/920945 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 11896 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16920945 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/920945
Technology for ascertaining state of members constituting image forming apparatus Jul 5, 2020 Issued
Array ( [id] => 16942532 [patent_doc_number] => 11054767 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-06 [patent_title] => Nip formation member, heating device, fixing device and image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/908837 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 9950 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [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] => 16908837 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/908837
Nip formation member, heating device, fixing device and image forming apparatus Jun 22, 2020 Issued
Array ( [id] => 16542876 [patent_doc_number] => 20200409291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/908854 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13199 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16908854 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/908854
Image forming apparatus Jun 22, 2020 Issued
Array ( [id] => 17136162 [patent_doc_number] => 11137713 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/909771 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 27 [patent_no_of_words] => 8150 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16909771 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/909771
Image forming apparatus Jun 22, 2020 Issued
Array ( [id] => 16615341 [patent_doc_number] => 20210033994 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-04 [patent_title] => IMAGE FORMING METHOD [patent_app_type] => utility [patent_app_number] => 16/908115 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12034 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16908115 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/908115
IMAGE FORMING METHOD Jun 21, 2020 Abandoned
Array ( [id] => 16558815 [patent_doc_number] => 20210003964 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/907599 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11754 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16907599 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/907599
Image forming apparatus Jun 21, 2020 Issued
Array ( [id] => 17331113 [patent_doc_number] => 11221572 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/903894 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 22 [patent_no_of_words] => 18871 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 16903894 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/903894
Image forming apparatus Jun 16, 2020 Issued
Array ( [id] => 17331113 [patent_doc_number] => 11221572 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/903894 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 22 [patent_no_of_words] => 18871 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 16903894 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/903894
Image forming apparatus Jun 16, 2020 Issued
Array ( [id] => 17331113 [patent_doc_number] => 11221572 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/903894 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 22 [patent_no_of_words] => 18871 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 16903894 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/903894
Image forming apparatus Jun 16, 2020 Issued
Array ( [id] => 17379480 [patent_doc_number] => 11237493 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-01 [patent_title] => Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus [patent_app_type] => utility [patent_app_number] => 16/903525 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 18310 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16903525 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/903525
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus Jun 16, 2020 Issued
Array ( [id] => 17331113 [patent_doc_number] => 11221572 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/903894 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 22 [patent_no_of_words] => 18871 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 16903894 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/903894
Image forming apparatus Jun 16, 2020 Issued
Array ( [id] => 16507834 [patent_doc_number] => 20200387090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 16/880851 [patent_app_country] => US [patent_app_date] => 2020-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8482 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16880851 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/880851
IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF May 20, 2020 Abandoned
Array ( [id] => 16565502 [patent_doc_number] => 10890869 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-12 [patent_title] => Fixing member, heat fixing apparatus, and image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/879351 [patent_app_country] => US [patent_app_date] => 2020-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 23 [patent_no_of_words] => 18722 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16879351 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/879351
Fixing member, heat fixing apparatus, and image forming apparatus May 19, 2020 Issued
Array ( [id] => 16507842 [patent_doc_number] => 20200387098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => FIXING BELT, FIXING DEVICE, AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/878766 [patent_app_country] => US [patent_app_date] => 2020-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12432 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16878766 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/878766
Fixing belt, fixing device, and image forming apparatus May 19, 2020 Issued
Array ( [id] => 17179704 [patent_doc_number] => 11156944 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-26 [patent_title] => Image forming apparatus, image forming method, and computer readable recording medium for recording program [patent_app_type] => utility [patent_app_number] => 16/878774 [patent_app_country] => US [patent_app_date] => 2020-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 36 [patent_no_of_words] => 17952 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16878774 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/878774
Image forming apparatus, image forming method, and computer readable recording medium for recording program May 19, 2020 Issued
Array ( [id] => 16469931 [patent_doc_number] => 20200371468 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/879063 [patent_app_country] => US [patent_app_date] => 2020-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3538 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16879063 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/879063
IMAGE FORMING APPARATUS May 19, 2020 Abandoned
Array ( [id] => 16469346 [patent_doc_number] => 20200370883 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => SHEET DISTINCTION DEVICE AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/878986 [patent_app_country] => US [patent_app_date] => 2020-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4509 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16878986 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/878986
SHEET DISTINCTION DEVICE AND IMAGE FORMING APPARATUS May 19, 2020 Abandoned
Array ( [id] => 16894614 [patent_doc_number] => 11036162 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-06-15 [patent_title] => Powder transport apparatus [patent_app_type] => utility [patent_app_number] => 16/877894 [patent_app_country] => US [patent_app_date] => 2020-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8087 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16877894 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/877894
Powder transport apparatus May 18, 2020 Issued
Array ( [id] => 16507821 [patent_doc_number] => 20200387077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => IMAGE FORMING APPARATUS, IMAGE FORMING METHOD AND METHOD FOR PRODUCING COLORING MEDIUM [patent_app_type] => utility [patent_app_number] => 16/878462 [patent_app_country] => US [patent_app_date] => 2020-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13966 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16878462 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/878462
Image forming apparatus, image forming method and method for producing coloring medium May 18, 2020 Issued
Array ( [id] => 16285033 [patent_doc_number] => 20200278635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-03 [patent_title] => IMAGE-FORMING APPARATUS INCLUDING DRIVING PORTION PROVIDED AT ONLY ONE SIDE OF DEVELOPING CARTRIDGE FOR MOVING DEVELOPING ROLLER TOWARD AND AWAY FROM PHOTOSENSITIVE DRUM [patent_app_type] => utility [patent_app_number] => 16/876202 [patent_app_country] => US [patent_app_date] => 2020-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7188 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16876202 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/876202
Image-forming apparatus including driving portion provided at only one side of developing cartridge for moving developing roller toward and away from photosensitive drum May 17, 2020 Issued
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