Search

Hoang X. Ngo

Examiner (ID: 9224)

Most Active Art Unit
2852
Art Unit(s)
2852, 2851
Total Applications
2671
Issued Applications
2536
Pending Applications
73
Abandoned Applications
93

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16986034 [patent_doc_number] => 11073196 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-27 [patent_title] => Rotation transmitting device [patent_app_type] => utility [patent_app_number] => 16/088592 [patent_app_country] => US [patent_app_date] => 2017-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 10159 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16088592 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/088592
Rotation transmitting device Apr 9, 2017 Issued
Array ( [id] => 14456905 [patent_doc_number] => 10324411 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-18 [patent_title] => Optical scanning device and image forming apparatus including the same [patent_app_type] => utility [patent_app_number] => 16/096017 [patent_app_country] => US [patent_app_date] => 2017-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 5662 [patent_no_of_claims] => 3 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16096017 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/096017
Optical scanning device and image forming apparatus including the same Apr 2, 2017 Issued
Array ( [id] => 13171147 [patent_doc_number] => 10101686 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-16 [patent_title] => Developer cartridge having housing accommodating flexible container for storing developer [patent_app_type] => utility [patent_app_number] => 15/472394 [patent_app_country] => US [patent_app_date] => 2017-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6980 [patent_no_of_claims] => 25 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15472394 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/472394
Developer cartridge having housing accommodating flexible container for storing developer Mar 28, 2017 Issued
Array ( [id] => 13240017 [patent_doc_number] => 10133205 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-20 [patent_title] => Circuit for driving a light source in imaging device for enhancing quality of isolated pixels [patent_app_type] => utility [patent_app_number] => 15/472733 [patent_app_country] => US [patent_app_date] => 2017-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 2001 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15472733 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/472733
Circuit for driving a light source in imaging device for enhancing quality of isolated pixels Mar 28, 2017 Issued
Array ( [id] => 11981387 [patent_doc_number] => 20170285541 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-05 [patent_title] => 'ROTATION DETECTION MECHANISM, FIXING DEVICE PROVIDED WITH THE SAME, AND IMAGE FORMING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/473066 [patent_app_country] => US [patent_app_date] => 2017-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5212 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15473066 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/473066
Rotation detection mechanism, fixing device provided with the same, and image forming apparatus Mar 28, 2017 Issued
Array ( [id] => 12371826 [patent_doc_number] => 09958825 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-01 [patent_title] => Drum cartridge [patent_app_type] => utility [patent_app_number] => 15/471563 [patent_app_country] => US [patent_app_date] => 2017-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 19 [patent_no_of_words] => 7788 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15471563 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/471563
Drum cartridge Mar 27, 2017 Issued
Array ( [id] => 12645972 [patent_doc_number] => 20180107155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-19 [patent_title] => DRUM CARTRIDGE AND DEVELOPING CARTRIDGE CAPABLE OF SUPPRESSING VARIATION IN POSITION OF ELECTRICAL CONTACT SURFACE [patent_app_type] => utility [patent_app_number] => 15/472014 [patent_app_country] => US [patent_app_date] => 2017-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12387 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -37 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15472014 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/472014
Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface Mar 27, 2017 Issued
Array ( [id] => 11972959 [patent_doc_number] => 20170277113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-28 [patent_title] => 'OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME' [patent_app_type] => utility [patent_app_number] => 15/469904 [patent_app_country] => US [patent_app_date] => 2017-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5147 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15469904 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/469904
Optical scanning device and image forming apparatus including the same Mar 26, 2017 Issued
Array ( [id] => 12139845 [patent_doc_number] => 20180017928 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-18 [patent_title] => 'DEVELOPER CARTRIDGE' [patent_app_type] => utility [patent_app_number] => 15/470395 [patent_app_country] => US [patent_app_date] => 2017-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5058 [patent_no_of_claims] => 19 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15470395 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/470395
Developer cartridge having developer electrode Mar 26, 2017 Issued
Array ( [id] => 11981374 [patent_doc_number] => 20170285528 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-05 [patent_title] => 'TONER CARTRIDGE ATTACHABLE TO DEVELOPING UNIT AND HAVING TONER DISCHARGE OPENING OPENED IN RESPONSE TO THE ATTACHMENT' [patent_app_type] => utility [patent_app_number] => 15/469341 [patent_app_country] => US [patent_app_date] => 2017-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 14054 [patent_no_of_claims] => 15 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15469341 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/469341
Toner cartridge attachable to developing unit and having toner discharge opening opened in response to the attachment Mar 23, 2017 Issued
Array ( [id] => 13268151 [patent_doc_number] => 10146157 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-04 [patent_title] => Development apparatus having a multiple screw portion conveyance screw [patent_app_type] => utility [patent_app_number] => 15/468342 [patent_app_country] => US [patent_app_date] => 2017-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7495 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 639 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15468342 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/468342
Development apparatus having a multiple screw portion conveyance screw Mar 23, 2017 Issued
Array ( [id] => 13198787 [patent_doc_number] => 10114311 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-30 [patent_title] => Light emitting substrate, print head, and image forming apparatus [patent_app_type] => utility [patent_app_number] => 15/467074 [patent_app_country] => US [patent_app_date] => 2017-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 20 [patent_no_of_words] => 9523 [patent_no_of_claims] => 8 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15467074 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/467074
Light emitting substrate, print head, and image forming apparatus Mar 22, 2017 Issued
Array ( [id] => 13781819 [patent_doc_number] => 20190004448 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-03 [patent_title] => OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS PROVIDED WITH SAME [patent_app_type] => utility [patent_app_number] => 16/069208 [patent_app_country] => US [patent_app_date] => 2017-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10072 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 764 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16069208 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/069208
Optical scanning device and image forming apparatus provided with same Mar 13, 2017 Issued
Array ( [id] => 11816420 [patent_doc_number] => 09720365 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-08-01 [patent_title] => 'Image forming device having feed tray and retaining unit retaining photosensitive drums' [patent_app_type] => utility [patent_app_number] => 15/457075 [patent_app_country] => US [patent_app_date] => 2017-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11496 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 406 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15457075 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/457075
Image forming device having feed tray and retaining unit retaining photosensitive drums Mar 12, 2017 Issued
Array ( [id] => 13416661 [patent_doc_number] => 20180259873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-13 [patent_title] => OPTICAL SCANNER AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/455445 [patent_app_country] => US [patent_app_date] => 2017-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7164 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15455445 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/455445
Optical scanner and image forming apparatus Mar 9, 2017 Issued
Array ( [id] => 11957752 [patent_doc_number] => 20170261904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-14 [patent_title] => 'IMAGE FORMING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/454780 [patent_app_country] => US [patent_app_date] => 2017-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5435 [patent_no_of_claims] => 5 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15454780 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/454780
Image forming apparatus with an improved voltage controlled light emitter Mar 8, 2017 Issued
Array ( [id] => 12228675 [patent_doc_number] => 09915916 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-03-13 [patent_title] => 'Process cartridge and drum cartridge' [patent_app_type] => utility [patent_app_number] => 15/454026 [patent_app_country] => US [patent_app_date] => 2017-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 9284 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15454026 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/454026
Process cartridge and drum cartridge Mar 8, 2017 Issued
Array ( [id] => 12234591 [patent_doc_number] => 20180067454 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-08 [patent_title] => 'IMAGE FORMING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/453345 [patent_app_country] => US [patent_app_date] => 2017-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10480 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15453345 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/453345
Image forming apparatus with internal airflow Mar 7, 2017 Issued
Array ( [id] => 13142911 [patent_doc_number] => 10088784 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-02 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 15/453074 [patent_app_country] => US [patent_app_date] => 2017-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 12380 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15453074 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/453074
Image forming apparatus Mar 7, 2017 Issued
Array ( [id] => 12201177 [patent_doc_number] => 09904240 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-02-27 [patent_title] => 'Image-forming apparatus and process cartridge' [patent_app_type] => utility [patent_app_number] => 15/453244 [patent_app_country] => US [patent_app_date] => 2017-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 12350 [patent_no_of_claims] => 12 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15453244 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/453244
Image-forming apparatus and process cartridge Mar 7, 2017 Issued
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