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] => 175168 [patent_doc_number] => 07660550 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-02-09 [patent_title] => 'Process cartridge and image forming apparatus' [patent_app_type] => utility [patent_app_number] => 11/939971 [patent_app_country] => US [patent_app_date] => 2007-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 24 [patent_no_of_words] => 9366 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/660/07660550.pdf [firstpage_image] =>[orig_patent_app_number] => 11939971 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/939971
Process cartridge and image forming apparatus Nov 13, 2007 Issued
Array ( [id] => 4903318 [patent_doc_number] => 20080112731 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-15 [patent_title] => 'DEVELOPING DEVICE AND IMAGE FORMING APPARATUS' [patent_app_type] => utility [patent_app_number] => 11/937952 [patent_app_country] => US [patent_app_date] => 2007-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 13078 [patent_no_of_claims] => 9 [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/A1/0112/20080112731.pdf [firstpage_image] =>[orig_patent_app_number] => 11937952 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/937952
Developing device with pulsation developer flow and image forming apparatus Nov 8, 2007 Issued
Array ( [id] => 5329962 [patent_doc_number] => 20090110439 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-30 [patent_title] => 'Skirt for Toner Cartridge' [patent_app_type] => utility [patent_app_number] => 11/928871 [patent_app_country] => US [patent_app_date] => 2007-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5375 [patent_no_of_claims] => 19 [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/A1/0110/20090110439.pdf [firstpage_image] =>[orig_patent_app_number] => 11928871 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/928871
Skirt for toner cartridge Oct 29, 2007 Issued
Array ( [id] => 4893299 [patent_doc_number] => 20080102397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-01 [patent_title] => 'TONER CONTAINER AND IMAGE FORMING APPARATUS INCLUDING SAME' [patent_app_type] => utility [patent_app_number] => 11/877060 [patent_app_country] => US [patent_app_date] => 2007-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5944 [patent_no_of_claims] => 6 [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/A1/0102/20080102397.pdf [firstpage_image] =>[orig_patent_app_number] => 11877060 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/877060
Toner container and image forming apparatus including same Oct 22, 2007 Issued
Array ( [id] => 4891785 [patent_doc_number] => 20080100882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-01 [patent_title] => 'Image-Forming Apparatus' [patent_app_type] => utility [patent_app_number] => 11/875094 [patent_app_country] => US [patent_app_date] => 2007-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7936 [patent_no_of_claims] => 24 [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/A1/0100/20080100882.pdf [firstpage_image] =>[orig_patent_app_number] => 11875094 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/875094
Image-forming apparatus Oct 18, 2007 Issued
Array ( [id] => 4954354 [patent_doc_number] => 20080187378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-07 [patent_title] => 'IMAGE FORMING APPARATUS' [patent_app_type] => utility [patent_app_number] => 11/869833 [patent_app_country] => US [patent_app_date] => 2007-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3678 [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/A1/0187/20080187378.pdf [firstpage_image] =>[orig_patent_app_number] => 11869833 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/869833
Image forming apparatus with a waste storage container Oct 9, 2007 Issued
Array ( [id] => 86480 [patent_doc_number] => 07742732 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-22 [patent_title] => 'Fuser arranged for reduced pressure member speed, and an image forming device including the same' [patent_app_type] => utility [patent_app_number] => 11/862455 [patent_app_country] => US [patent_app_date] => 2007-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9105 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/742/07742732.pdf [firstpage_image] =>[orig_patent_app_number] => 11862455 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/862455
Fuser arranged for reduced pressure member speed, and an image forming device including the same Sep 26, 2007 Issued
Array ( [id] => 4908965 [patent_doc_number] => 20080019731 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-24 [patent_title] => 'Image formation apparatus and photoreceptor cartridge' [patent_app_type] => utility [patent_app_number] => 11/902038 [patent_app_country] => US [patent_app_date] => 2007-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 25424 [patent_no_of_claims] => 11 [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/A1/0019/20080019731.pdf [firstpage_image] =>[orig_patent_app_number] => 11902038 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/902038
Image forming apparatus with a plurality of drum cartridges and a plurality of developer cartridges Sep 17, 2007 Issued
Array ( [id] => 4908966 [patent_doc_number] => 20080019732 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-24 [patent_title] => 'Image formation apparatus and photoreceptor cartridge' [patent_app_type] => utility [patent_app_number] => 11/902039 [patent_app_country] => US [patent_app_date] => 2007-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 25420 [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/A1/0019/20080019732.pdf [firstpage_image] =>[orig_patent_app_number] => 11902039 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/902039
Image formation apparatus and photoreceptor cartridge Sep 17, 2007 Issued
Array ( [id] => 335726 [patent_doc_number] => 07509064 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-03-24 [patent_title] => 'Image forming apparatus, a toner counter and a calculation method of toner consumption' [patent_app_type] => utility [patent_app_number] => 11/855063 [patent_app_country] => US [patent_app_date] => 2007-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 42 [patent_no_of_words] => 22665 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/509/07509064.pdf [firstpage_image] =>[orig_patent_app_number] => 11855063 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/855063
Image forming apparatus, a toner counter and a calculation method of toner consumption Sep 12, 2007 Issued
Array ( [id] => 4631095 [patent_doc_number] => 08010003 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-08-30 [patent_title] => 'Apparatus to prevent contamination of fixing unit in image forming apparatus and method of using such' [patent_app_type] => utility [patent_app_number] => 11/854905 [patent_app_country] => US [patent_app_date] => 2007-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4571 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/010/08010003.pdf [firstpage_image] =>[orig_patent_app_number] => 11854905 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/854905
Apparatus to prevent contamination of fixing unit in image forming apparatus and method of using such Sep 12, 2007 Issued
Array ( [id] => 86453 [patent_doc_number] => 07742709 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-22 [patent_title] => 'Developer cartridge having different communication states with an image forming apparatus' [patent_app_type] => utility [patent_app_number] => 11/854127 [patent_app_country] => US [patent_app_date] => 2007-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 41 [patent_no_of_words] => 10560 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/742/07742709.pdf [firstpage_image] =>[orig_patent_app_number] => 11854127 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/854127
Developer cartridge having different communication states with an image forming apparatus Sep 11, 2007 Issued
Array ( [id] => 65286 [patent_doc_number] => 07764912 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-27 [patent_title] => 'Developer amount regulation blade structure' [patent_app_type] => utility [patent_app_number] => 11/851905 [patent_app_country] => US [patent_app_date] => 2007-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 3506 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/764/07764912.pdf [firstpage_image] =>[orig_patent_app_number] => 11851905 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/851905
Developer amount regulation blade structure Sep 6, 2007 Issued
Array ( [id] => 74907 [patent_doc_number] => 07756434 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-13 [patent_title] => 'Image forming apparatus with electric power saving mode' [patent_app_type] => utility [patent_app_number] => 11/899233 [patent_app_country] => US [patent_app_date] => 2007-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7030 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/756/07756434.pdf [firstpage_image] =>[orig_patent_app_number] => 11899233 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/899233
Image forming apparatus with electric power saving mode Sep 4, 2007 Issued
Array ( [id] => 179506 [patent_doc_number] => 07657218 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-02-02 [patent_title] => 'Gloss providing sheet and image formation apparatus' [patent_app_type] => utility [patent_app_number] => 11/892227 [patent_app_country] => US [patent_app_date] => 2007-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 16128 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/657/07657218.pdf [firstpage_image] =>[orig_patent_app_number] => 11892227 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/892227
Gloss providing sheet and image formation apparatus Aug 20, 2007 Issued
Array ( [id] => 7594186 [patent_doc_number] => 07627279 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-12-01 [patent_title] => 'Fuser assembly having compliant end cap' [patent_app_type] => utility [patent_app_number] => 11/839581 [patent_app_country] => US [patent_app_date] => 2007-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 4926 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/627/07627279.pdf [firstpage_image] =>[orig_patent_app_number] => 11839581 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/839581
Fuser assembly having compliant end cap Aug 15, 2007 Issued
Array ( [id] => 4921292 [patent_doc_number] => 20080069607 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-20 [patent_title] => 'COLOR IMAGE FORMING APPARATUS' [patent_app_type] => utility [patent_app_number] => 11/839371 [patent_app_country] => US [patent_app_date] => 2007-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4216 [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/A1/0069/20080069607.pdf [firstpage_image] =>[orig_patent_app_number] => 11839371 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/839371
Color image forming apparatus Aug 14, 2007 Issued
Array ( [id] => 5010267 [patent_doc_number] => 20070280746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-12-06 [patent_title] => 'Image forming apparatus for recycling toner' [patent_app_type] => utility [patent_app_number] => 11/889639 [patent_app_country] => US [patent_app_date] => 2007-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 9696 [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/A1/0280/20070280746.pdf [firstpage_image] =>[orig_patent_app_number] => 11889639 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/889639
Image forming apparatus for recycling toner Aug 14, 2007 Issued
Array ( [id] => 1078404 [patent_doc_number] => 07616923 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-11-10 [patent_title] => 'Power guiding device and image forming apparatus having power guiding device' [patent_app_type] => utility [patent_app_number] => 11/832427 [patent_app_country] => US [patent_app_date] => 2007-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 7893 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 376 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/616/07616923.pdf [firstpage_image] =>[orig_patent_app_number] => 11832427 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/832427
Power guiding device and image forming apparatus having power guiding device Jul 31, 2007 Issued
Array ( [id] => 5289795 [patent_doc_number] => 20090022525 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-22 [patent_title] => 'HYBRID PRINTING SYSTEM' [patent_app_type] => utility [patent_app_number] => 11/778281 [patent_app_country] => US [patent_app_date] => 2007-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5404 [patent_no_of_claims] => 20 [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/A1/0022/20090022525.pdf [firstpage_image] =>[orig_patent_app_number] => 11778281 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/778281
Hybrid printing system Jul 15, 2007 Issued
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