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] => 4199304 [patent_doc_number] => 06086182 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-11 [patent_title] => 'Mailing machine including ink jet operation checking for prevention of loss of postal funds' [patent_app_type] => 1 [patent_app_number] => 9/372330 [patent_app_country] => US [patent_app_date] => 1999-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5006 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/086/06086182.pdf [firstpage_image] =>[orig_patent_app_number] => 372330 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/372330
Mailing machine including ink jet operation checking for prevention of loss of postal funds Aug 10, 1999 Issued
Array ( [id] => 4422450 [patent_doc_number] => 06229975 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-08 [patent_title] => 'Electrophotographic apparatus having a device for toner delivery' [patent_app_type] => 1 [patent_app_number] => 9/284560 [patent_app_country] => US [patent_app_date] => 1999-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 29 [patent_no_of_words] => 4905 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/229/06229975.pdf [firstpage_image] =>[orig_patent_app_number] => 284560 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/284560
Electrophotographic apparatus having a device for toner delivery Jul 15, 1999 Issued
Array ( [id] => 4421009 [patent_doc_number] => 06311028 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-30 [patent_title] => 'Fixing apparatus with controlled heaters' [patent_app_type] => 1 [patent_app_number] => 9/328736 [patent_app_country] => US [patent_app_date] => 1999-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2194 [patent_no_of_claims] => 5 [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] => patents/06/311/06311028.pdf [firstpage_image] =>[orig_patent_app_number] => 328736 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/328736
Fixing apparatus with controlled heaters Jun 8, 1999 Issued
Array ( [id] => 4253959 [patent_doc_number] => 06081677 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-27 [patent_title] => 'Process for optimizing a half-tone reproduction on a photoconductor of electrophotographic printers and copiers' [patent_app_type] => 1 [patent_app_number] => 9/230898 [patent_app_country] => US [patent_app_date] => 1999-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 4942 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/081/06081677.pdf [firstpage_image] =>[orig_patent_app_number] => 230898 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/230898
Process for optimizing a half-tone reproduction on a photoconductor of electrophotographic printers and copiers May 31, 1999 Issued
Array ( [id] => 4320573 [patent_doc_number] => 06188857 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-13 [patent_title] => 'Imaging forming apparatus provided with photoreceptor unit with internal gear unit, the protector unit with internal gear, and internal gear unit' [patent_app_type] => 1 [patent_app_number] => 9/323479 [patent_app_country] => US [patent_app_date] => 1999-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 29 [patent_no_of_words] => 9542 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/188/06188857.pdf [firstpage_image] =>[orig_patent_app_number] => 323479 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/323479
Imaging forming apparatus provided with photoreceptor unit with internal gear unit, the protector unit with internal gear, and internal gear unit May 31, 1999 Issued
Array ( [id] => 4191362 [patent_doc_number] => 06085054 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-04 [patent_title] => 'Wet image forming unit and image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/312977 [patent_app_country] => US [patent_app_date] => 1999-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 5870 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/085/06085054.pdf [firstpage_image] =>[orig_patent_app_number] => 312977 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/312977
Wet image forming unit and image forming apparatus May 16, 1999 Issued
Array ( [id] => 4235618 [patent_doc_number] => 06088553 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-11 [patent_title] => 'Image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/310853 [patent_app_country] => US [patent_app_date] => 1999-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 4499 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/088/06088553.pdf [firstpage_image] =>[orig_patent_app_number] => 310853 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/310853
Image forming apparatus May 12, 1999 Issued
Array ( [id] => 4129959 [patent_doc_number] => 06047147 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-04 [patent_title] => 'Electrostatic image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/310990 [patent_app_country] => US [patent_app_date] => 1999-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2764 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/047/06047147.pdf [firstpage_image] =>[orig_patent_app_number] => 310990 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/310990
Electrostatic image forming apparatus May 12, 1999 Issued
Array ( [id] => 4189286 [patent_doc_number] => 06141518 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Carrier recovery apparatus of liquid electrophotographic printer' [patent_app_type] => 1 [patent_app_number] => 9/309787 [patent_app_country] => US [patent_app_date] => 1999-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1777 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/141/06141518.pdf [firstpage_image] =>[orig_patent_app_number] => 309787 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/309787
Carrier recovery apparatus of liquid electrophotographic printer May 11, 1999 Issued
Array ( [id] => 4158950 [patent_doc_number] => 06032013 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-29 [patent_title] => 'Developing agent supply apparatus and developing agent container used in the same' [patent_app_type] => 1 [patent_app_number] => 9/310225 [patent_app_country] => US [patent_app_date] => 1999-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 3500 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/032/06032013.pdf [firstpage_image] =>[orig_patent_app_number] => 310225 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/310225
Developing agent supply apparatus and developing agent container used in the same May 11, 1999 Issued
Array ( [id] => 4191432 [patent_doc_number] => 06085059 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-04 [patent_title] => 'Color-toner-use fixing unit and color image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/309234 [patent_app_country] => US [patent_app_date] => 1999-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 24 [patent_no_of_words] => 20672 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/085/06085059.pdf [firstpage_image] =>[orig_patent_app_number] => 309234 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/309234
Color-toner-use fixing unit and color image forming apparatus May 9, 1999 Issued
Array ( [id] => 4421387 [patent_doc_number] => 06240269 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Image forming apparatus having a photosensitive member of amorphous silicon base and system for exposing and charging the photosensitive member' [patent_app_type] => 1 [patent_app_number] => 9/301582 [patent_app_country] => US [patent_app_date] => 1999-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 21 [patent_no_of_words] => 9532 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/240/06240269.pdf [firstpage_image] =>[orig_patent_app_number] => 301582 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/301582
Image forming apparatus having a photosensitive member of amorphous silicon base and system for exposing and charging the photosensitive member Apr 28, 1999 Issued
Array ( [id] => 4220616 [patent_doc_number] => 06078776 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-20 [patent_title] => 'Image formation apparatus having a peeling claw and heated rollers' [patent_app_type] => 1 [patent_app_number] => 9/300943 [patent_app_country] => US [patent_app_date] => 1999-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 7773 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/078/06078776.pdf [firstpage_image] =>[orig_patent_app_number] => 300943 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/300943
Image formation apparatus having a peeling claw and heated rollers Apr 27, 1999 Issued
Array ( [id] => 4371289 [patent_doc_number] => 06175713 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-16 [patent_title] => 'Image recording apparatus with reduced thermal energy requirements' [patent_app_type] => 1 [patent_app_number] => 9/299006 [patent_app_country] => US [patent_app_date] => 1999-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 11237 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/175/06175713.pdf [firstpage_image] =>[orig_patent_app_number] => 299006 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/299006
Image recording apparatus with reduced thermal energy requirements Apr 25, 1999 Issued
Array ( [id] => 4342864 [patent_doc_number] => 06330419 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-11 [patent_title] => 'Sheet discharge rotary body for use in image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 9/296564 [patent_app_country] => US [patent_app_date] => 1999-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 11575 [patent_no_of_claims] => 39 [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/06/330/06330419.pdf [firstpage_image] =>[orig_patent_app_number] => 296564 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/296564
Sheet discharge rotary body for use in image forming apparatus Apr 21, 1999 Issued
Array ( [id] => 4129913 [patent_doc_number] => 06047144 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-04 [patent_title] => 'Image forming device' [patent_app_type] => 1 [patent_app_number] => 9/293696 [patent_app_country] => US [patent_app_date] => 1999-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 6060 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/047/06047144.pdf [firstpage_image] =>[orig_patent_app_number] => 293696 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/293696
Image forming device Apr 15, 1999 Issued
Array ( [id] => 4306223 [patent_doc_number] => 06212350 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-03 [patent_title] => 'Formation method, image formation system, and intermediate transfer body having a photoconductive resistivity change layer' [patent_app_type] => 1 [patent_app_number] => 9/291934 [patent_app_country] => US [patent_app_date] => 1999-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 35 [patent_no_of_words] => 23234 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/212/06212350.pdf [firstpage_image] =>[orig_patent_app_number] => 291934 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/291934
Formation method, image formation system, and intermediate transfer body having a photoconductive resistivity change layer Apr 14, 1999 Issued
Array ( [id] => 4159004 [patent_doc_number] => 06032017 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-29 [patent_title] => 'Fixing device using an adjustable heater to reduce contamination on media' [patent_app_type] => 1 [patent_app_number] => 9/289164 [patent_app_country] => US [patent_app_date] => 1999-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3351 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/032/06032017.pdf [firstpage_image] =>[orig_patent_app_number] => 289164 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/289164
Fixing device using an adjustable heater to reduce contamination on media Apr 8, 1999 Issued
Array ( [id] => 4277063 [patent_doc_number] => 06259872 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-10 [patent_title] => 'Support structure for an image processing device' [patent_app_type] => 1 [patent_app_number] => 9/288575 [patent_app_country] => US [patent_app_date] => 1999-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 19 [patent_no_of_words] => 16408 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/259/06259872.pdf [firstpage_image] =>[orig_patent_app_number] => 288575 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/288575
Support structure for an image processing device Apr 8, 1999 Issued
Array ( [id] => 4195528 [patent_doc_number] => 06038413 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-14 [patent_title] => 'Document original simulator for image fogging detection, and image fogging troubleshooting method and image forming apparatus using the same' [patent_app_type] => 1 [patent_app_number] => 9/287132 [patent_app_country] => US [patent_app_date] => 1999-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3016 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/038/06038413.pdf [firstpage_image] =>[orig_patent_app_number] => 287132 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/287132
Document original simulator for image fogging detection, and image fogging troubleshooting method and image forming apparatus using the same Apr 6, 1999 Issued
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