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] => 4509414 [patent_doc_number] => 07920816 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-05 [patent_title] => 'Developer collection device and image forming apparatus' [patent_app_type] => utility [patent_app_number] => 12/554556 [patent_app_country] => US [patent_app_date] => 2009-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 24 [patent_no_of_words] => 10973 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/920/07920816.pdf [firstpage_image] =>[orig_patent_app_number] => 12554556 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/554556
Developer collection device and image forming apparatus Sep 3, 2009 Issued
Array ( [id] => 4506724 [patent_doc_number] => 07949263 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-05-24 [patent_title] => 'Image forming apparatus having maintenance method setting function' [patent_app_type] => utility [patent_app_number] => 12/584330 [patent_app_country] => US [patent_app_date] => 2009-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 12524 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/949/07949263.pdf [firstpage_image] =>[orig_patent_app_number] => 12584330 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/584330
Image forming apparatus having maintenance method setting function Sep 1, 2009 Issued
Array ( [id] => 6438921 [patent_doc_number] => 20100104318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-29 [patent_title] => 'CLEANING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/551756 [patent_app_country] => US [patent_app_date] => 2009-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6592 [patent_no_of_claims] => 20 [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/A1/0104/20100104318.pdf [firstpage_image] =>[orig_patent_app_number] => 12551756 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/551756
Cleaning device and image forming apparatus including the same Aug 31, 2009 Issued
Array ( [id] => 6527537 [patent_doc_number] => 20100221045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-02 [patent_title] => 'IMAGE FORMING APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/549069 [patent_app_country] => US [patent_app_date] => 2009-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 14126 [patent_no_of_claims] => 14 [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/A1/0221/20100221045.pdf [firstpage_image] =>[orig_patent_app_number] => 12549069 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/549069
Image forming apparatus Aug 26, 2009 Issued
Array ( [id] => 6291530 [patent_doc_number] => 20100239323 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-23 [patent_title] => 'CONTAINER FOR THE STORAGE OF TONER, CONTAINER FOR THE STORAGE OF DEVELOPER AND IMAGE-FORMING APPARATUS USING THESE CONTAINERS' [patent_app_type] => utility [patent_app_number] => 12/546356 [patent_app_country] => US [patent_app_date] => 2009-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 15839 [patent_no_of_claims] => 22 [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/A1/0239/20100239323.pdf [firstpage_image] =>[orig_patent_app_number] => 12546356 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/546356
Container for the storage of toner, container for the storage of developer and image-forming apparatus using these containers Aug 23, 2009 Issued
Array ( [id] => 4552942 [patent_doc_number] => 07877027 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-01-25 [patent_title] => 'Image forming apparatus and paper discharge speed control method for image forming apparatus' [patent_app_type] => utility [patent_app_number] => 12/542030 [patent_app_country] => US [patent_app_date] => 2009-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3476 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/877/07877027.pdf [firstpage_image] =>[orig_patent_app_number] => 12542030 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/542030
Image forming apparatus and paper discharge speed control method for image forming apparatus Aug 16, 2009 Issued
Array ( [id] => 5302519 [patent_doc_number] => 20090297171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'Systems and Methods for Imaging Components' [patent_app_type] => utility [patent_app_number] => 12/539216 [patent_app_country] => US [patent_app_date] => 2009-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2122 [patent_no_of_claims] => 17 [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/A1/0297/20090297171.pdf [firstpage_image] =>[orig_patent_app_number] => 12539216 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/539216
Systems and methods for imaging components Aug 10, 2009 Issued
Array ( [id] => 6337690 [patent_doc_number] => 20100247168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-30 [patent_title] => 'IMAGE FORMING APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/538543 [patent_app_country] => US [patent_app_date] => 2009-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5649 [patent_no_of_claims] => 6 [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/A1/0247/20100247168.pdf [firstpage_image] =>[orig_patent_app_number] => 12538543 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/538543
Image forming apparatus including load applying member Aug 9, 2009 Issued
Array ( [id] => 4518298 [patent_doc_number] => 07917075 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-29 [patent_title] => 'Fixing device' [patent_app_type] => utility [patent_app_number] => 12/535269 [patent_app_country] => US [patent_app_date] => 2009-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 8042 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/917/07917075.pdf [firstpage_image] =>[orig_patent_app_number] => 12535269 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/535269
Fixing device Aug 3, 2009 Issued
Array ( [id] => 8312300 [patent_doc_number] => 20120189331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-26 [patent_title] => 'IMAGE FORMING APPARATUS AND METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 13/382175 [patent_app_country] => US [patent_app_date] => 2009-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3399 [patent_no_of_claims] => 15 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13382175 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/382175
Image forming apparatus and method thereof Jul 26, 2009 Issued
Array ( [id] => 6524649 [patent_doc_number] => 20100014901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-21 [patent_title] => 'Image Carrier Cleaning Device, Image Carrier Cleaning Method, and Image Forming Apparatus' [patent_app_type] => utility [patent_app_number] => 12/502069 [patent_app_country] => US [patent_app_date] => 2009-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5679 [patent_no_of_claims] => 9 [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/A1/0014/20100014901.pdf [firstpage_image] =>[orig_patent_app_number] => 12502069 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/502069
Image carrier cleaning device, image carrier cleaning method, and image forming apparatus Jul 12, 2009 Issued
Array ( [id] => 7536971 [patent_doc_number] => 08050612 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-01 [patent_title] => 'Fixing device having a temperature-uniforming roller' [patent_app_type] => utility [patent_app_number] => 12/501143 [patent_app_country] => US [patent_app_date] => 2009-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 11082 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/050/08050612.pdf [firstpage_image] =>[orig_patent_app_number] => 12501143 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/501143
Fixing device having a temperature-uniforming roller Jul 9, 2009 Issued
Array ( [id] => 4641225 [patent_doc_number] => 08019255 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-09-13 [patent_title] => 'Alignment method for a plurality of coupled digital print engines' [patent_app_type] => utility [patent_app_number] => 12/491630 [patent_app_country] => US [patent_app_date] => 2009-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 7880 [patent_no_of_claims] => 20 [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] => patents/08/019/08019255.pdf [firstpage_image] =>[orig_patent_app_number] => 12491630 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/491630
Alignment method for a plurality of coupled digital print engines Jun 24, 2009 Issued
Array ( [id] => 6622448 [patent_doc_number] => 20100034546 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-11 [patent_title] => 'POWER ADAPTING APPARATUS WITH AN IMAGE FORMING APPARATUS AND ELECTRONIC APPARATUS HAVING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/490430 [patent_app_country] => US [patent_app_date] => 2009-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2424 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0034/20100034546.pdf [firstpage_image] =>[orig_patent_app_number] => 12490430 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/490430
Power adapting apparatus with an image forming apparatus and electronic apparatus having the same Jun 23, 2009 Issued
Array ( [id] => 6613572 [patent_doc_number] => 20100003052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-07 [patent_title] => 'CLEANING DEVICE, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE' [patent_app_type] => utility [patent_app_number] => 12/490543 [patent_app_country] => US [patent_app_date] => 2009-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 15728 [patent_no_of_claims] => 17 [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/A1/0003/20100003052.pdf [firstpage_image] =>[orig_patent_app_number] => 12490543 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/490543
Cleaning device, image forming apparatus, and process cartridge Jun 23, 2009 Issued
Array ( [id] => 4453814 [patent_doc_number] => 07965953 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-06-21 [patent_title] => 'Electrode-based post nip field conditioning method and apparatus' [patent_app_type] => utility [patent_app_number] => 12/485130 [patent_app_country] => US [patent_app_date] => 2009-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3866 [patent_no_of_claims] => 22 [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/07/965/07965953.pdf [firstpage_image] =>[orig_patent_app_number] => 12485130 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/485130
Electrode-based post nip field conditioning method and apparatus Jun 15, 2009 Issued
Array ( [id] => 5397094 [patent_doc_number] => 20090317157 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-24 [patent_title] => 'FIXING DEVICE HAVING GOOD WARM-UP PROPERTY AND IMAGE FORMATION APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/483769 [patent_app_country] => US [patent_app_date] => 2009-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8676 [patent_no_of_claims] => 10 [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/A1/0317/20090317157.pdf [firstpage_image] =>[orig_patent_app_number] => 12483769 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/483769
Fixing device having good warm-up property and image formation apparatus Jun 11, 2009 Issued
Array ( [id] => 6476404 [patent_doc_number] => 20100092203 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-15 [patent_title] => 'CHARGING DEVICE FOR USING SCOROTRON CHARGING MECHANISM AND IMAGE FORMING DEVICE COMPRISING THE CHARGING DEVICE' [patent_app_type] => utility [patent_app_number] => 12/481969 [patent_app_country] => US [patent_app_date] => 2009-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 3415 [patent_no_of_claims] => 12 [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/A1/0092/20100092203.pdf [firstpage_image] =>[orig_patent_app_number] => 12481969 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/481969
Charging device for using scorotron charging mechanism and image forming device comprising the charging device Jun 9, 2009 Issued
Array ( [id] => 4437639 [patent_doc_number] => 07970324 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-06-28 [patent_title] => 'Developing device, process cartridge, and image forming apparatus for preventing an abnormal image due to abnormal fluidity of a developer' [patent_app_type] => utility [patent_app_number] => 12/480296 [patent_app_country] => US [patent_app_date] => 2009-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 12071 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/970/07970324.pdf [firstpage_image] =>[orig_patent_app_number] => 12480296 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/480296
Developing device, process cartridge, and image forming apparatus for preventing an abnormal image due to abnormal fluidity of a developer Jun 7, 2009 Issued
Array ( [id] => 5302545 [patent_doc_number] => 20090297197 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'Image forming apparatus and control method therefor' [patent_app_type] => utility [patent_app_number] => 12/457043 [patent_app_country] => US [patent_app_date] => 2009-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 16057 [patent_no_of_claims] => 16 [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/A1/0297/20090297197.pdf [firstpage_image] =>[orig_patent_app_number] => 12457043 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/457043
Image forming apparatus and control method therefor May 28, 2009 Issued
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