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] => 4348618 [patent_doc_number] => 06334036 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-25 [patent_title] => 'Method of remanufacturing corotrons' [patent_app_type] => 1 [patent_app_number] => 9/572554 [patent_app_country] => US [patent_app_date] => 2000-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5012 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/334/06334036.pdf [firstpage_image] =>[orig_patent_app_number] => 572554 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/572554
Method of remanufacturing corotrons May 15, 2000 Issued
Array ( [id] => 7644397 [patent_doc_number] => 06473576 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-29 [patent_title] => 'Image forming apparatus with sheet feeding device having sheet supporting portion' [patent_app_type] => B1 [patent_app_number] => 09/568056 [patent_app_country] => US [patent_app_date] => 2000-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6678 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/473/06473576.pdf [firstpage_image] =>[orig_patent_app_number] => 09568056 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/568056
Image forming apparatus with sheet feeding device having sheet supporting portion May 9, 2000 Issued
Array ( [id] => 4400669 [patent_doc_number] => 06263182 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-17 [patent_title] => 'Fuser oil dispenser for an image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/567183 [patent_app_country] => US [patent_app_date] => 2000-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3908 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/263/06263182.pdf [firstpage_image] =>[orig_patent_app_number] => 567183 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/567183
Fuser oil dispenser for an image forming apparatus May 8, 2000 Issued
Array ( [id] => 4312695 [patent_doc_number] => 06198902 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Electrostatographic reproduction machine including a dual function fusing belt deskewing and heating assembly' [patent_app_type] => 1 [patent_app_number] => 9/565929 [patent_app_country] => US [patent_app_date] => 2000-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3433 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/198/06198902.pdf [firstpage_image] =>[orig_patent_app_number] => 565929 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/565929
Electrostatographic reproduction machine including a dual function fusing belt deskewing and heating assembly May 4, 2000 Issued
Array ( [id] => 4422550 [patent_doc_number] => 06229982 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-08 [patent_title] => 'Fixing apparatus, fixing method and image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/559429 [patent_app_country] => US [patent_app_date] => 2000-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3551 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/229/06229982.pdf [firstpage_image] =>[orig_patent_app_number] => 559429 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/559429
Fixing apparatus, fixing method and image forming apparatus Apr 26, 2000 Issued
Array ( [id] => 4277231 [patent_doc_number] => 06259883 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-10 [patent_title] => 'Imaging forming apparatus having a toner exhausting device' [patent_app_type] => 1 [patent_app_number] => 9/549591 [patent_app_country] => US [patent_app_date] => 2000-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2070 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/259/06259883.pdf [firstpage_image] =>[orig_patent_app_number] => 549591 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/549591
Imaging forming apparatus having a toner exhausting device Apr 13, 2000 Issued
Array ( [id] => 4286996 [patent_doc_number] => 06308029 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-23 [patent_title] => 'Electrophotographic image forming device having an exchangeable belt and a method of exchanging the same' [patent_app_type] => 1 [patent_app_number] => 9/547298 [patent_app_country] => US [patent_app_date] => 2000-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 3007 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/308/06308029.pdf [firstpage_image] =>[orig_patent_app_number] => 547298 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/547298
Electrophotographic image forming device having an exchangeable belt and a method of exchanging the same Apr 10, 2000 Issued
Array ( [id] => 4426291 [patent_doc_number] => 06195521 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-27 [patent_title] => 'Developer cartridge with a groove receiving a projection from an image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/546866 [patent_app_country] => US [patent_app_date] => 2000-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 17 [patent_no_of_words] => 3102 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/195/06195521.pdf [firstpage_image] =>[orig_patent_app_number] => 546866 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/546866
Developer cartridge with a groove receiving a projection from an image forming apparatus Apr 9, 2000 Issued
Array ( [id] => 957510 [patent_doc_number] => 06957029 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-10-18 [patent_title] => 'Method and system for displaying altering and producing a copy of an image' [patent_app_type] => utility [patent_app_number] => 09/542210 [patent_app_country] => US [patent_app_date] => 2000-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2943 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/957/06957029.pdf [firstpage_image] =>[orig_patent_app_number] => 09542210 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/542210
Method and system for displaying altering and producing a copy of an image Apr 3, 2000 Issued
Array ( [id] => 1390381 [patent_doc_number] => 06567644 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-20 [patent_title] => 'Image forming apparatus' [patent_app_type] => B1 [patent_app_number] => 09/541670 [patent_app_country] => US [patent_app_date] => 2000-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 6311 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/567/06567644.pdf [firstpage_image] =>[orig_patent_app_number] => 09541670 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/541670
Image forming apparatus Mar 30, 2000 Issued
Array ( [id] => 4377374 [patent_doc_number] => 06256460 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-03 [patent_title] => 'Detecting device and processing device' [patent_app_type] => 1 [patent_app_number] => 9/537561 [patent_app_country] => US [patent_app_date] => 2000-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3342 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/256/06256460.pdf [firstpage_image] =>[orig_patent_app_number] => 537561 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/537561
Detecting device and processing device Mar 29, 2000 Issued
Array ( [id] => 4290817 [patent_doc_number] => 06324369 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-27 [patent_title] => 'Developing apparatus, process cartridge and image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/537875 [patent_app_country] => US [patent_app_date] => 2000-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3797 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/324/06324369.pdf [firstpage_image] =>[orig_patent_app_number] => 537875 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/537875
Developing apparatus, process cartridge and image forming apparatus Mar 28, 2000 Issued
Array ( [id] => 4331351 [patent_doc_number] => 06332063 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-18 [patent_title] => 'Image forming apparatus with residual toner detection and collection features' [patent_app_type] => 1 [patent_app_number] => 9/536306 [patent_app_country] => US [patent_app_date] => 2000-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 6056 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/332/06332063.pdf [firstpage_image] =>[orig_patent_app_number] => 536306 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/536306
Image forming apparatus with residual toner detection and collection features Mar 26, 2000 Issued
Array ( [id] => 4290832 [patent_doc_number] => 06324370 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-27 [patent_title] => 'Electrophotographic image forming apparatus detachably mounting a developer replenishing container or in which a plurality of cartridges and developer replenishing containers are attachably and detachably positioned' [patent_app_type] => 1 [patent_app_number] => 9/532023 [patent_app_country] => US [patent_app_date] => 2000-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 31 [patent_no_of_words] => 12655 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/324/06324370.pdf [firstpage_image] =>[orig_patent_app_number] => 532023 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/532023
Electrophotographic image forming apparatus detachably mounting a developer replenishing container or in which a plurality of cartridges and developer replenishing containers are attachably and detachably positioned Mar 20, 2000 Issued
Array ( [id] => 1458869 [patent_doc_number] => 06463246 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-08 [patent_title] => 'Developer, development method, development device and its elements, and image-forming device' [patent_app_type] => B1 [patent_app_number] => 09/531683 [patent_app_country] => US [patent_app_date] => 2000-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 9961 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/463/06463246.pdf [firstpage_image] =>[orig_patent_app_number] => 09531683 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/531683
Developer, development method, development device and its elements, and image-forming device Mar 19, 2000 Issued
Array ( [id] => 4371978 [patent_doc_number] => 06169867 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-02 [patent_title] => 'Toner-guiding sheet, cleaning apparatus, process cartridge, and image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/524685 [patent_app_country] => US [patent_app_date] => 2000-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 10157 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/169/06169867.pdf [firstpage_image] =>[orig_patent_app_number] => 524685 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/524685
Toner-guiding sheet, cleaning apparatus, process cartridge, and image forming apparatus Mar 13, 2000 Issued
Array ( [id] => 4348235 [patent_doc_number] => 06314261 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-06 [patent_title] => 'Toner container and toner replenishing mechanism' [patent_app_type] => 1 [patent_app_number] => 9/523311 [patent_app_country] => US [patent_app_date] => 2000-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 48 [patent_no_of_words] => 9259 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/314/06314261.pdf [firstpage_image] =>[orig_patent_app_number] => 523311 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/523311
Toner container and toner replenishing mechanism Mar 9, 2000 Issued
Array ( [id] => 4321816 [patent_doc_number] => 06253047 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-26 [patent_title] => 'Printer motion quality improvement with crowned gear drive systems' [patent_app_type] => 1 [patent_app_number] => 9/521633 [patent_app_country] => US [patent_app_date] => 2000-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 2827 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/253/06253047.pdf [firstpage_image] =>[orig_patent_app_number] => 521633 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/521633
Printer motion quality improvement with crowned gear drive systems Mar 7, 2000 Issued
Array ( [id] => 1432136 [patent_doc_number] => 06505028 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-01-07 [patent_title] => 'Image forming apparatus and fixing device for use with the same' [patent_app_type] => B1 [patent_app_number] => 09/517414 [patent_app_country] => US [patent_app_date] => 2000-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 53 [patent_figures_cnt] => 107 [patent_no_of_words] => 50403 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 25 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/505/06505028.pdf [firstpage_image] =>[orig_patent_app_number] => 09517414 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/517414
Image forming apparatus and fixing device for use with the same Mar 1, 2000 Issued
Array ( [id] => 4371223 [patent_doc_number] => 06175709 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-16 [patent_title] => 'Toner support and image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/516952 [patent_app_country] => US [patent_app_date] => 2000-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 8065 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/175/06175709.pdf [firstpage_image] =>[orig_patent_app_number] => 516952 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/516952
Toner support and image forming apparatus Feb 29, 2000 Issued
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