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] => 15197063 [patent_doc_number] => 10496021 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-12-03 [patent_title] => Fixing device and image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/043437 [patent_app_country] => US [patent_app_date] => 2018-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4838 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16043437 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/043437
Fixing device and image forming apparatus Jul 23, 2018 Issued
Array ( [id] => 13874845 [patent_doc_number] => 20190033763 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-31 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/042238 [patent_app_country] => US [patent_app_date] => 2018-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 329 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16042238 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/042238
Image forming apparatus Jul 22, 2018 Issued
Array ( [id] => 15011727 [patent_doc_number] => 10451998 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-10-22 [patent_title] => Toner level detection measuring an orientation of a rotatable magnet having a varying radius [patent_app_type] => utility [patent_app_number] => 16/041109 [patent_app_country] => US [patent_app_date] => 2018-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 11306 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16041109 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/041109
Toner level detection measuring an orientation of a rotatable magnet having a varying radius Jul 19, 2018 Issued
Array ( [id] => 15011725 [patent_doc_number] => 10451997 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-10-22 [patent_title] => Toner level detection measuring an orientation of a rotatable magnet having a varying orientation relative to a pivot axis [patent_app_type] => utility [patent_app_number] => 16/041075 [patent_app_country] => US [patent_app_date] => 2018-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 11297 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16041075 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/041075
Toner level detection measuring an orientation of a rotatable magnet having a varying orientation relative to a pivot axis Jul 19, 2018 Issued
Array ( [id] => 14264615 [patent_doc_number] => 10281869 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-07 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/040778 [patent_app_country] => US [patent_app_date] => 2018-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 6910 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16040778 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/040778
Image forming apparatus Jul 19, 2018 Issued
Array ( [id] => 14394263 [patent_doc_number] => 10310410 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-04 [patent_title] => Development cartridge, process cartridge, and image forming apparatus [patent_app_type] => utility [patent_app_number] => 16/039055 [patent_app_country] => US [patent_app_date] => 2018-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 46 [patent_no_of_words] => 14943 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16039055 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/039055
Development cartridge, process cartridge, and image forming apparatus Jul 17, 2018 Issued
Array ( [id] => 17605517 [patent_doc_number] => 11334000 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-17 [patent_title] => Electromagnets and print substance containers [patent_app_type] => utility [patent_app_number] => 17/043346 [patent_app_country] => US [patent_app_date] => 2018-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5607 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17043346 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/043346
Electromagnets and print substance containers Jun 20, 2018 Issued
Array ( [id] => 14916945 [patent_doc_number] => 10429791 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-01 [patent_title] => Image forming apparatus having optical print head [patent_app_type] => utility [patent_app_number] => 16/001732 [patent_app_country] => US [patent_app_date] => 2018-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 73 [patent_no_of_words] => 23868 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16001732 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/001732
Image forming apparatus having optical print head Jun 5, 2018 Issued
Array ( [id] => 13781851 [patent_doc_number] => 20190004464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-03 [patent_title] => IMAGE FORMING APPARATUS EQUIPPED WITH FUNCTION TO SPECIFY ERROR CAUSING PART [patent_app_type] => utility [patent_app_number] => 16/000432 [patent_app_country] => US [patent_app_date] => 2018-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8224 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16000432 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/000432
Image forming apparatus equipped with function to specify error causing part Jun 4, 2018 Issued
Array ( [id] => 14797549 [patent_doc_number] => 10401776 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-09-03 [patent_title] => Image forming apparatus and control method [patent_app_type] => utility [patent_app_number] => 15/997821 [patent_app_country] => US [patent_app_date] => 2018-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 24580 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15997821 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/997821
Image forming apparatus and control method Jun 4, 2018 Issued
Array ( [id] => 14505449 [patent_doc_number] => 20190196379 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-27 [patent_title] => PRINTING APPARATUS, PRINTING SYSTEM, AND NON-TRANSITORY COMPUTER READABLE MEDIUM FOR PRINTING [patent_app_type] => utility [patent_app_number] => 15/997759 [patent_app_country] => US [patent_app_date] => 2018-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11302 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 15997759 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/997759
Printing apparatus, printing system, and non-transitory computer readable medium for printing Jun 4, 2018 Issued
Array ( [id] => 15477879 [patent_doc_number] => 10554837 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-04 [patent_title] => Image display operation device and image forming apparatus including the image display operation device [patent_app_type] => utility [patent_app_number] => 15/996591 [patent_app_country] => US [patent_app_date] => 2018-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 20 [patent_no_of_words] => 11660 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15996591 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/996591
Image display operation device and image forming apparatus including the image display operation device Jun 3, 2018 Issued
Array ( [id] => 14091105 [patent_doc_number] => 10241455 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-26 [patent_title] => Fixing device having a pressing mechanism that presses first and second rotatable members together [patent_app_type] => utility [patent_app_number] => 15/997162 [patent_app_country] => US [patent_app_date] => 2018-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 8276 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15997162 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/997162
Fixing device having a pressing mechanism that presses first and second rotatable members together Jun 3, 2018 Issued
Array ( [id] => 14505419 [patent_doc_number] => 20190196364 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-27 [patent_title] => TONER CASE AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/995504 [patent_app_country] => US [patent_app_date] => 2018-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9747 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 15995504 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/995504
Toner case and image forming apparatus May 31, 2018 Issued
Array ( [id] => 13594239 [patent_doc_number] => 20180348668 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-06 [patent_title] => IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD [patent_app_type] => utility [patent_app_number] => 15/994344 [patent_app_country] => US [patent_app_date] => 2018-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10200 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15994344 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/994344
Image forming apparatus and image forming method May 30, 2018 Issued
Array ( [id] => 14824405 [patent_doc_number] => 10409206 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-09-10 [patent_title] => Fixing device having a positioning portion that is inserted into an opening of a supporting member to prevent movement of a heat conductive member [patent_app_type] => utility [patent_app_number] => 15/992800 [patent_app_country] => US [patent_app_date] => 2018-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 8021 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15992800 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/992800
Fixing device having a positioning portion that is inserted into an opening of a supporting member to prevent movement of a heat conductive member May 29, 2018 Issued
Array ( [id] => 13448029 [patent_doc_number] => 20180275557 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-27 [patent_title] => IMAGE-FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/990505 [patent_app_country] => US [patent_app_date] => 2018-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19893 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15990505 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/990505
Image-forming apparatus May 24, 2018 Issued
Array ( [id] => 14488565 [patent_doc_number] => 10331068 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-25 [patent_title] => Image forming apparatus performing density adjustment control [patent_app_type] => utility [patent_app_number] => 15/990345 [patent_app_country] => US [patent_app_date] => 2018-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 10180 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15990345 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/990345
Image forming apparatus performing density adjustment control May 24, 2018 Issued
Array ( [id] => 16408360 [patent_doc_number] => 10816911 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-27 [patent_title] => Charging roller for image forming [patent_app_type] => utility [patent_app_number] => 16/642655 [patent_app_country] => US [patent_app_date] => 2018-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 9244 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16642655 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/642655
Charging roller for image forming May 23, 2018 Issued
Array ( [id] => 15869867 [patent_doc_number] => 20200142337 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => FIXING APPARATUS AND IMAGE FORMING APPARATUS HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 16/629425 [patent_app_country] => US [patent_app_date] => 2018-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9177 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 16629425 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/629425
Fixing apparatus and image forming apparatus having the same May 23, 2018 Issued
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