Search

Cheukfan Lee

Examiner (ID: 18456)

Most Active Art Unit
2625
Art Unit(s)
2622, 2674, 2676, 2682, 2625, 2673, 2722, 2612, 2627, 2616
Total Applications
2119
Issued Applications
1798
Pending Applications
66
Abandoned Applications
271

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 13148067 [patent_doc_number] => 10091382 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-02 [patent_title] => Illumination apparatus and sensor unit [patent_app_type] => utility [patent_app_number] => 15/482079 [patent_app_country] => US [patent_app_date] => 2017-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 8492 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15482079 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/482079
Illumination apparatus and sensor unit Apr 6, 2017 Issued
Array ( [id] => 13245591 [patent_doc_number] => 10136019 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-20 [patent_title] => Illumination apparatus, sensor unit, and reading apparatus [patent_app_type] => utility [patent_app_number] => 15/481740 [patent_app_country] => US [patent_app_date] => 2017-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 9146 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15481740 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/481740
Illumination apparatus, sensor unit, and reading apparatus Apr 6, 2017 Issued
Array ( [id] => 11991132 [patent_doc_number] => 20170295287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-12 [patent_title] => 'MANUFACTURING METHOD OF SENSOR UNIT AND READING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/479551 [patent_app_country] => US [patent_app_date] => 2017-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 9899 [patent_no_of_claims] => 7 [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] => 15479551 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/479551
MANUFACTURING METHOD OF SENSOR UNIT AND READING APPARATUS Apr 4, 2017 Abandoned
Array ( [id] => 11991143 [patent_doc_number] => 20170295298 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-12 [patent_title] => 'SIGNAL PROCESSING DEVICE, PHOTOELECTRIC CONVERSION ELEMENT, IMAGE SCANNING DEVICE, IMAGE FORMING APPARATUS, AND METHOD OF PROCESSING SIGNAL' [patent_app_type] => utility [patent_app_number] => 15/478751 [patent_app_country] => US [patent_app_date] => 2017-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 5695 [patent_no_of_claims] => 15 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15478751 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/478751
Signal processing device, photoelectric conversion element, image scanning device, image forming apparatus, and method of processing signal Apr 3, 2017 Issued
Array ( [id] => 14240595 [patent_doc_number] => 20190132470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-02 [patent_title] => IMAGE READING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/094398 [patent_app_country] => US [patent_app_date] => 2017-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11524 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16094398 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/094398
Image reading apparatus Mar 28, 2017 Issued
Array ( [id] => 13473485 [patent_doc_number] => 20180288285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-04 [patent_title] => PAPER TYPE DEPENDENT AUTOMATIC BACKGROUND SUPPRESSION [patent_app_type] => utility [patent_app_number] => 15/472892 [patent_app_country] => US [patent_app_date] => 2017-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6688 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15472892 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/472892
Paper type dependent automatic background suppression Mar 28, 2017 Issued
Array ( [id] => 12203580 [patent_doc_number] => 09906662 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-02-27 [patent_title] => 'Scanning device' [patent_app_type] => utility [patent_app_number] => 15/455929 [patent_app_country] => US [patent_app_date] => 2017-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3188 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15455929 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/455929
Scanning device Mar 9, 2017 Issued
Array ( [id] => 11953355 [patent_doc_number] => 20170257506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-07 [patent_title] => 'DOCUMENT SCANNING APPARATUS AND CONTROL METHOD FOR DOCUMENT SCANNING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/444159 [patent_app_country] => US [patent_app_date] => 2017-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9120 [patent_no_of_claims] => 13 [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] => 15444159 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/444159
Document scanning apparatus and control method for document scanning apparatus Feb 26, 2017 Issued
Array ( [id] => 11972946 [patent_doc_number] => 20170277100 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-28 [patent_title] => 'IMAGE READING APPARATUS AND IMAGE FORMING SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/437507 [patent_app_country] => US [patent_app_date] => 2017-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 12387 [patent_no_of_claims] => 10 [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] => 15437507 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/437507
Image reading apparatus and image forming system Feb 20, 2017 Issued
Array ( [id] => 11940698 [patent_doc_number] => 20170244849 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-24 [patent_title] => 'IMAGE SCANNER' [patent_app_type] => utility [patent_app_number] => 15/437061 [patent_app_country] => US [patent_app_date] => 2017-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5622 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15437061 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/437061
Image scanner Feb 19, 2017 Issued
Array ( [id] => 15095309 [patent_doc_number] => 20190342466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => DOCUMENT READER [patent_app_type] => utility [patent_app_number] => 16/467915 [patent_app_country] => US [patent_app_date] => 2016-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5469 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16467915 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/467915
Document reader Dec 11, 2016 Issued
Array ( [id] => 13978991 [patent_doc_number] => 10218871 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-02-26 [patent_title] => Light scanning unit and image forming apparatus having the same [patent_app_type] => utility [patent_app_number] => 15/353289 [patent_app_country] => US [patent_app_date] => 2016-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9078 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15353289 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/353289
Light scanning unit and image forming apparatus having the same Nov 15, 2016 Issued
Array ( [id] => 12338370 [patent_doc_number] => 09948799 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-17 [patent_title] => Image reading apparatus [patent_app_type] => utility [patent_app_number] => 15/352296 [patent_app_country] => US [patent_app_date] => 2016-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5754 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15352296 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/352296
Image reading apparatus Nov 14, 2016 Issued
Array ( [id] => 11654090 [patent_doc_number] => 20170149995 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-25 [patent_title] => 'DOUBLE-SIDED IMAGE READING DEVICE AND IMAGE FORMING DEVICE' [patent_app_type] => utility [patent_app_number] => 15/350189 [patent_app_country] => US [patent_app_date] => 2016-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11482 [patent_no_of_claims] => 20 [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] => 15350189 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/350189
Double-sided image reading device and image forming device Nov 13, 2016 Issued
Array ( [id] => 13655579 [patent_doc_number] => 09854120 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-12-26 [patent_title] => Optical scanning device and image forming apparatus [patent_app_type] => utility [patent_app_number] => 15/350446 [patent_app_country] => US [patent_app_date] => 2016-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 9567 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15350446 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/350446
Optical scanning device and image forming apparatus Nov 13, 2016 Issued
Array ( [id] => 11632082 [patent_doc_number] => 20170142271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-18 [patent_title] => 'IMAGE READING UNIT' [patent_app_type] => utility [patent_app_number] => 15/348782 [patent_app_country] => US [patent_app_date] => 2016-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5604 [patent_no_of_claims] => 4 [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] => 15348782 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/348782
Image reading unit Nov 9, 2016 Issued
Array ( [id] => 11609615 [patent_doc_number] => 20170126921 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-04 [patent_title] => 'Document Scanner-Copier with a Stationary Imaging and Illumination Engine' [patent_app_type] => utility [patent_app_number] => 15/338926 [patent_app_country] => US [patent_app_date] => 2016-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 52 [patent_figures_cnt] => 52 [patent_no_of_words] => 2683 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 8 [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] => 15338926 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/338926
Document Scanner-Copier with a Stationary Imaging and Illumination Engine Oct 30, 2016 Abandoned
Array ( [id] => 12557304 [patent_doc_number] => 10015335 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-03 [patent_title] => Medium transport device and image reading apparatus [patent_app_type] => utility [patent_app_number] => 15/339032 [patent_app_country] => US [patent_app_date] => 2016-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8328 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15339032 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/339032
Medium transport device and image reading apparatus Oct 30, 2016 Issued
Array ( [id] => 12697300 [patent_doc_number] => 20180124266 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-03 [patent_title] => IMAGE SENSOR-BASED MEDIA TRACKING [patent_app_type] => utility [patent_app_number] => 15/337588 [patent_app_country] => US [patent_app_date] => 2016-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4671 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15337588 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/337588
Image sensor-based media tracking Oct 27, 2016 Issued
Array ( [id] => 14013875 [patent_doc_number] => 10225427 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-05 [patent_title] => Image reading device [patent_app_type] => utility [patent_app_number] => 15/749811 [patent_app_country] => US [patent_app_date] => 2016-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5737 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15749811 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/749811
Image reading device Oct 24, 2016 Issued
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