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] => 4675379 [patent_doc_number] => 20080213008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-04 [patent_title] => 'Developing Device and Image Forming Apparatus' [patent_app_type] => utility [patent_app_number] => 12/040133 [patent_app_country] => US [patent_app_date] => 2008-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 14173 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0213/20080213008.pdf [firstpage_image] =>[orig_patent_app_number] => 12040133 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/040133
Developing device and image forming apparatus Feb 28, 2008 Issued
Array ( [id] => 4697537 [patent_doc_number] => 20080219721 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-11 [patent_title] => 'Fixing device, image forming apparatus including the fixing device, and fixing method' [patent_app_type] => utility [patent_app_number] => 12/071981 [patent_app_country] => US [patent_app_date] => 2008-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6514 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0219/20080219721.pdf [firstpage_image] =>[orig_patent_app_number] => 12071981 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/071981
Fixing device, image forming apparatus including the fixing device, and fixing method Feb 27, 2008 Issued
Array ( [id] => 4718262 [patent_doc_number] => 20080240784 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-02 [patent_title] => 'COLOR IMAGE FORMING APPARATUS AND IMAGE FORMING UNIT THEREOF' [patent_app_type] => utility [patent_app_number] => 12/034033 [patent_app_country] => US [patent_app_date] => 2008-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5473 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0240/20080240784.pdf [firstpage_image] =>[orig_patent_app_number] => 12034033 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/034033
Color image forming apparatus and image forming unit thereof Feb 19, 2008 Issued
Array ( [id] => 4872491 [patent_doc_number] => 20080199225 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-21 [patent_title] => 'TONER CONVEYING APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/031390 [patent_app_country] => US [patent_app_date] => 2008-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5325 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0199/20080199225.pdf [firstpage_image] =>[orig_patent_app_number] => 12031390 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/031390
Toner conveying apparatus for supplying toner to a developing apparatus Feb 13, 2008 Issued
Array ( [id] => 4718291 [patent_doc_number] => 20080240813 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-02 [patent_title] => 'DEVELOPER CONVEYING MEMBER, DEVELOPER CONTAINER, IMAGE FORMING APPARATUS, AND METHOD OF ASSEMBLING A DEVELOPER CONVEYING MEMBER' [patent_app_type] => utility [patent_app_number] => 12/028052 [patent_app_country] => US [patent_app_date] => 2008-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 12220 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0240/20080240813.pdf [firstpage_image] =>[orig_patent_app_number] => 12028052 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/028052
Developer conveying member, developer container, image forming apparatus, and method of assembling a developer conveying member Feb 7, 2008 Issued
Array ( [id] => 304983 [patent_doc_number] => 07536130 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-05-19 [patent_title] => 'Cartridge detachable from image forming device' [patent_app_type] => utility [patent_app_number] => 12/010170 [patent_app_country] => US [patent_app_date] => 2008-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 10914 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/536/07536130.pdf [firstpage_image] =>[orig_patent_app_number] => 12010170 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/010170
Cartridge detachable from image forming device Jan 21, 2008 Issued
Array ( [id] => 36059 [patent_doc_number] => 07792446 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-07 [patent_title] => 'Image heating apparatus with controller for changing time duration of pressing belt with fixing member' [patent_app_type] => utility [patent_app_number] => 12/015639 [patent_app_country] => US [patent_app_date] => 2008-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 9273 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/792/07792446.pdf [firstpage_image] =>[orig_patent_app_number] => 12015639 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/015639
Image heating apparatus with controller for changing time duration of pressing belt with fixing member Jan 16, 2008 Issued
Array ( [id] => 86482 [patent_doc_number] => 07742734 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-22 [patent_title] => 'Fixing device and image forming device equipped with the same' [patent_app_type] => utility [patent_app_number] => 12/016138 [patent_app_country] => US [patent_app_date] => 2008-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 4717 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/742/07742734.pdf [firstpage_image] =>[orig_patent_app_number] => 12016138 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/016138
Fixing device and image forming device equipped with the same Jan 16, 2008 Issued
Array ( [id] => 4764414 [patent_doc_number] => 20080175625 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-24 [patent_title] => 'Developing device and image forming apparatus' [patent_app_type] => utility [patent_app_number] => 12/007790 [patent_app_country] => US [patent_app_date] => 2008-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 12891 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0175/20080175625.pdf [firstpage_image] =>[orig_patent_app_number] => 12007790 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/007790
Developing apparatus image forming apparatus, and method of charging a developer using charging particles Jan 14, 2008 Issued
Array ( [id] => 74906 [patent_doc_number] => 07756433 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-13 [patent_title] => 'Real time transfer efficiency estimation' [patent_app_type] => utility [patent_app_number] => 12/013733 [patent_app_country] => US [patent_app_date] => 2008-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4796 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/756/07756433.pdf [firstpage_image] =>[orig_patent_app_number] => 12013733 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/013733
Real time transfer efficiency estimation Jan 13, 2008 Issued
Array ( [id] => 77782 [patent_doc_number] => 07751729 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-06 [patent_title] => 'Image forming apparatus and apparatus for receiving consumable supplying member' [patent_app_type] => utility [patent_app_number] => 11/969252 [patent_app_country] => US [patent_app_date] => 2008-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 22 [patent_no_of_words] => 11923 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/751/07751729.pdf [firstpage_image] =>[orig_patent_app_number] => 11969252 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/969252
Image forming apparatus and apparatus for receiving consumable supplying member Jan 3, 2008 Issued
Array ( [id] => 4763580 [patent_doc_number] => 20080174791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-24 [patent_title] => 'Position detection device, rotating body detection control device, rotating body trael device and image forming device' [patent_app_type] => utility [patent_app_number] => 12/003242 [patent_app_country] => US [patent_app_date] => 2007-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 6279 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0174/20080174791.pdf [firstpage_image] =>[orig_patent_app_number] => 12003242 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/003242
Position detection device, rotating body detection control device, rotating body trael device and image forming device Dec 20, 2007 Abandoned
Array ( [id] => 77788 [patent_doc_number] => 07751735 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-06 [patent_title] => 'Image forming device with toner density detection' [patent_app_type] => utility [patent_app_number] => 11/956796 [patent_app_country] => US [patent_app_date] => 2007-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 10539 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/751/07751735.pdf [firstpage_image] =>[orig_patent_app_number] => 11956796 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/956796
Image forming device with toner density detection Dec 13, 2007 Issued
Array ( [id] => 7547181 [patent_doc_number] => 08055161 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-08 [patent_title] => 'Image forming apparatus, developing unit thereof and method for controlling developing unit' [patent_app_type] => utility [patent_app_number] => 11/954701 [patent_app_country] => US [patent_app_date] => 2007-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6597 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/055/08055161.pdf [firstpage_image] =>[orig_patent_app_number] => 11954701 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/954701
Image forming apparatus, developing unit thereof and method for controlling developing unit Dec 11, 2007 Issued
Array ( [id] => 155373 [patent_doc_number] => 07680445 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-03-16 [patent_title] => 'Belt assembly, and a transfer unit and an image forming apparatus having the same' [patent_app_type] => utility [patent_app_number] => 11/949815 [patent_app_country] => US [patent_app_date] => 2007-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 5034 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/680/07680445.pdf [firstpage_image] =>[orig_patent_app_number] => 11949815 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/949815
Belt assembly, and a transfer unit and an image forming apparatus having the same Dec 3, 2007 Issued
Array ( [id] => 4937399 [patent_doc_number] => 20080074715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-27 [patent_title] => 'IMAGE FORMING APPARATUS WITH DISPLAY SECTION WHICH DISPLAYS A GUIDE SCREEN' [patent_app_type] => utility [patent_app_number] => 11/947203 [patent_app_country] => US [patent_app_date] => 2007-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 2971 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0074/20080074715.pdf [firstpage_image] =>[orig_patent_app_number] => 11947203 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/947203
Image forming apparatus with display section which displays a guide screen Nov 28, 2007 Issued
Array ( [id] => 4866059 [patent_doc_number] => 20080145118 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-19 [patent_title] => 'Cleaning device for use with image forming apparatus' [patent_app_type] => utility [patent_app_number] => 11/987105 [patent_app_country] => US [patent_app_date] => 2007-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5427 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0145/20080145118.pdf [firstpage_image] =>[orig_patent_app_number] => 11987105 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/987105
Cleaning device for use with image forming apparatus Nov 26, 2007 Issued
Array ( [id] => 105583 [patent_doc_number] => 07729652 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-01 [patent_title] => 'Belt fixing unit' [patent_app_type] => utility [patent_app_number] => 11/984657 [patent_app_country] => US [patent_app_date] => 2007-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 3911 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/729/07729652.pdf [firstpage_image] =>[orig_patent_app_number] => 11984657 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/984657
Belt fixing unit Nov 19, 2007 Issued
Array ( [id] => 4903306 [patent_doc_number] => 20080112719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-15 [patent_title] => 'Liquid volume detector, liquid mixture supplying system adopting such liquid volume detector and image forming apparatus' [patent_app_type] => utility [patent_app_number] => 11/985420 [patent_app_country] => US [patent_app_date] => 2007-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 9526 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0112/20080112719.pdf [firstpage_image] =>[orig_patent_app_number] => 11985420 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/985420
Liquid volume detector, liquid mixture supplying system adopting such liquid volume detector and image forming apparatus Nov 14, 2007 Issued
Array ( [id] => 67580 [patent_doc_number] => 07761041 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-20 [patent_title] => 'Developing apparatus, image forming apparatus and method for forming image using opposite polarity particles' [patent_app_type] => utility [patent_app_number] => 11/985233 [patent_app_country] => US [patent_app_date] => 2007-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 10747 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/761/07761041.pdf [firstpage_image] =>[orig_patent_app_number] => 11985233 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/985233
Developing apparatus, image forming apparatus and method for forming image using opposite polarity particles Nov 13, 2007 Issued
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