Search

Ichieh Cheng

Examiner (ID: 3711)

Most Active Art Unit
2617
Art Unit(s)
2617
Total Applications
1
Issued Applications
0
Pending Applications
0
Abandoned Applications
1

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19077952 [patent_doc_number] => 11947312 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-02 [patent_title] => Cooling structure for regulation blade of developing device [patent_app_type] => utility [patent_app_number] => 18/027618 [patent_app_country] => US [patent_app_date] => 2021-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4427 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18027618 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/027618
Cooling structure for regulation blade of developing device Jun 24, 2021 Issued
Array ( [id] => 17770846 [patent_doc_number] => 11402783 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => Image forming apparatus having detection unit with shutter [patent_app_type] => utility [patent_app_number] => 17/359017 [patent_app_country] => US [patent_app_date] => 2021-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 7828 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17359017 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/359017
Image forming apparatus having detection unit with shutter Jun 24, 2021 Issued
Array ( [id] => 18741356 [patent_doc_number] => 20230350337 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => CONNECTION STRUCTURE FOR COUPLING WITH TONER CARTRIDGE [patent_app_type] => utility [patent_app_number] => 18/025759 [patent_app_country] => US [patent_app_date] => 2021-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4039 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18025759 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/025759
CONNECTION STRUCTURE FOR COUPLING WITH TONER CARTRIDGE Jun 22, 2021 Pending
Array ( [id] => 17371791 [patent_doc_number] => 20220026843 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => TECHNIQUE FOR ADJUSTING DEVELOPMENT VOLTAGE IN DEVELOPING DEVICE PROVIDED IN IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/354349 [patent_app_country] => US [patent_app_date] => 2021-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8670 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17354349 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/354349
Technique for adjusting development voltage in developing device provided in image forming apparatus Jun 21, 2021 Issued
Array ( [id] => 18013690 [patent_doc_number] => 11505975 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Openable door mechanism [patent_app_type] => utility [patent_app_number] => 17/352508 [patent_app_country] => US [patent_app_date] => 2021-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 4263 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17352508 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/352508
Openable door mechanism Jun 20, 2021 Issued
Array ( [id] => 17301275 [patent_doc_number] => 20210397114 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => IMAGE FORMING APPARATUS THAT CONTROLS PRIMARY FIXING TEMPERATURE AND SECONDARY FIXING TEMPERATURE [patent_app_type] => utility [patent_app_number] => 17/348437 [patent_app_country] => US [patent_app_date] => 2021-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3282 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17348437 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/348437
Image forming apparatus that controls primary fixing temperature and secondary fixing temperature Jun 14, 2021 Issued
Array ( [id] => 17528218 [patent_doc_number] => 11300902 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-12 [patent_title] => Fixing device having preheating unit, blowing unit and image forming apparatus [patent_app_type] => utility [patent_app_number] => 17/342060 [patent_app_country] => US [patent_app_date] => 2021-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 9184 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17342060 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/342060
Fixing device having preheating unit, blowing unit and image forming apparatus Jun 7, 2021 Issued
Array ( [id] => 17628889 [patent_doc_number] => 20220163904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => CONNECTION SEAL STRUCTURE, POWDER FEEDING DEVICE, AND POWDER HANDLING DEVICE [patent_app_type] => utility [patent_app_number] => 17/336969 [patent_app_country] => US [patent_app_date] => 2021-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9822 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17336969 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/336969
Connection seal structure, powder feeding device, and powder handling device Jun 1, 2021 Issued
Array ( [id] => 17729193 [patent_doc_number] => 11385580 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-12 [patent_title] => Image forming apparatus with heating device, heating device with fixing belt, and heating control method for heating device [patent_app_type] => utility [patent_app_number] => 17/336064 [patent_app_country] => US [patent_app_date] => 2021-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 15761 [patent_no_of_claims] => 11 [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] =>[firstpage_image] =>[orig_patent_app_number] => 17336064 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/336064
Image forming apparatus with heating device, heating device with fixing belt, and heating control method for heating device May 31, 2021 Issued
Array ( [id] => 18154451 [patent_doc_number] => 11567428 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-31 [patent_title] => Image forming apparatus including drum cartridge having cushion member positioned between developing casing and developing shutter [patent_app_type] => utility [patent_app_number] => 17/330806 [patent_app_country] => US [patent_app_date] => 2021-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 18 [patent_no_of_words] => 10465 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 387 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17330806 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/330806
Image forming apparatus including drum cartridge having cushion member positioned between developing casing and developing shutter May 25, 2021 Issued
Array ( [id] => 17245235 [patent_doc_number] => 20210364978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => EXTERNAL COVER [patent_app_type] => utility [patent_app_number] => 17/328320 [patent_app_country] => US [patent_app_date] => 2021-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11576 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17328320 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/328320
External cover May 23, 2021 Issued
Array ( [id] => 17422755 [patent_doc_number] => 11256209 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-22 [patent_title] => Image forming system having a movable member and first and second cartridges having a pressing portion for pressing the movable member [patent_app_type] => utility [patent_app_number] => 17/325329 [patent_app_country] => US [patent_app_date] => 2021-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 51 [patent_no_of_words] => 16123 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 432 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17325329 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/325329
Image forming system having a movable member and first and second cartridges having a pressing portion for pressing the movable member May 19, 2021 Issued
Array ( [id] => 18949496 [patent_doc_number] => 11892787 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-06 [patent_title] => Fixing device for reducing belt damage [patent_app_type] => utility [patent_app_number] => 17/918221 [patent_app_country] => US [patent_app_date] => 2021-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 12501 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17918221 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/918221
Fixing device for reducing belt damage May 17, 2021 Issued
Array ( [id] => 17245210 [patent_doc_number] => 20210364953 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => FIXING DEVICE AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/322806 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17336 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17322806 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/322806
Fixing device having chargeable power source, switching element and image forming apparatus May 16, 2021 Issued
Array ( [id] => 17098509 [patent_doc_number] => 20210286300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => HEATING DEVICE WITH THERMOMETERS AND TERMOSTATS ALTERNATELY ARRANGED ON A HEAT CONDUCTOR [patent_app_type] => utility [patent_app_number] => 17/322755 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7670 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17322755 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/322755
Heating device with thermometers and thermostats alternately arranged on a heat conductor May 16, 2021 Issued
Array ( [id] => 17260473 [patent_doc_number] => 20210373458 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => IMAGE FORMING SYSTEM CAPABLE OF PREDICTING CONSUMED AMOUNT OF CONSUMABLE, PREDICTION DATA OUTPUT METHOD [patent_app_type] => utility [patent_app_number] => 17/322431 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6801 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17322431 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/322431
Image forming system capable of predicting consumed amount of consumable, prediction data output method May 16, 2021 Issued
Array ( [id] => 17801609 [patent_doc_number] => 11415907 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Optical head, image forming apparatus, image reading apparatus, and method of producing optical head [patent_app_type] => utility [patent_app_number] => 17/317275 [patent_app_country] => US [patent_app_date] => 2021-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 56 [patent_no_of_words] => 15065 [patent_no_of_claims] => 14 [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] =>[firstpage_image] =>[orig_patent_app_number] => 17317275 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/317275
Optical head, image forming apparatus, image reading apparatus, and method of producing optical head May 10, 2021 Issued
Array ( [id] => 17891947 [patent_doc_number] => 11454912 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-27 [patent_title] => Image forming apparatus including a display unit for displaying information about a procedure for replenishing developer [patent_app_type] => utility [patent_app_number] => 17/223234 [patent_app_country] => US [patent_app_date] => 2021-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 40 [patent_figures_cnt] => 61 [patent_no_of_words] => 15839 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17223234 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/223234
Image forming apparatus including a display unit for displaying information about a procedure for replenishing developer Apr 5, 2021 Issued
Array ( [id] => 17098516 [patent_doc_number] => 20210286307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => SHEET DISCHARGE DEVICE, SHEET DISCHARGE METHOD, AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/217289 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17217289 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/217289
Sheet discharge device, sheet discharge method, and image forming apparatus Mar 29, 2021 Issued
Array ( [id] => 17128103 [patent_doc_number] => 20210302872 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => IMAGE FORMING APPARATUS PERFORMING REWRITING PROCESS TO REWRITE IDENTIFICATION INFORMATION STORED IN CARTRIDGE [patent_app_type] => utility [patent_app_number] => 17/213422 [patent_app_country] => US [patent_app_date] => 2021-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9468 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17213422 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/213422
Image forming apparatus performing rewriting process to rewrite identification information stored in cartridge Mar 25, 2021 Issued
Menu