Search

Wei Y. Zhen

Supervisory Patent Examiner (ID: 12793, Phone: (571)272-3708 , Office: P/2191 )

Most Active Art Unit
2122
Art Unit(s)
2191, 2122, 2762
Total Applications
373
Issued Applications
287
Pending Applications
37
Abandoned Applications
49

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 11312305 [patent_doc_number] => 20160348415 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-01 [patent_title] => 'NETWORKED DOOR CLOSER' [patent_app_type] => utility [patent_app_number] => 14/882554 [patent_app_country] => US [patent_app_date] => 2015-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7639 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14882554 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/882554
Networked door closer Oct 13, 2015 Issued
Array ( [id] => 14912241 [patent_doc_number] => 10427423 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-01 [patent_title] => Recording device discharge position adjustor and image forming apparatus incorporating same [patent_app_type] => utility [patent_app_number] => 14/876350 [patent_app_country] => US [patent_app_date] => 2015-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4620 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14876350 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/876350
Recording device discharge position adjustor and image forming apparatus incorporating same Oct 5, 2015 Issued
Array ( [id] => 10736607 [patent_doc_number] => 20160082757 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-24 [patent_title] => 'DUAL MODE PRINTER' [patent_app_type] => utility [patent_app_number] => 14/862368 [patent_app_country] => US [patent_app_date] => 2015-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4378 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14862368 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/862368
Dual mode printer Sep 22, 2015 Issued
Array ( [id] => 10655406 [patent_doc_number] => 20160001550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-07 [patent_title] => 'MULTIFUNCTIONAL ELECTROHYDRODYNAMIC INKJET PRINTING DEVICE AND PRINTING METHOD USING THE SAME' [patent_app_type] => utility [patent_app_number] => 14/849631 [patent_app_country] => US [patent_app_date] => 2015-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 8831 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14849631 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/849631
Multifunctional electrohydrodynamic inkjet printing device and printing method using the same Sep 9, 2015 Issued
Array ( [id] => 11197761 [patent_doc_number] => 09427959 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-30 [patent_title] => 'Liquid discharge apparatus, control method of liquid discharge apparatus, and device driver, and printing system' [patent_app_type] => utility [patent_app_number] => 14/849872 [patent_app_country] => US [patent_app_date] => 2015-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 12353 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14849872 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/849872
Liquid discharge apparatus, control method of liquid discharge apparatus, and device driver, and printing system Sep 9, 2015 Issued
Array ( [id] => 10728986 [patent_doc_number] => 20160075135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-17 [patent_title] => 'INKJET nozzle device with roof actuator connected to lateral drive circuitry' [patent_app_type] => utility [patent_app_number] => 14/843208 [patent_app_country] => US [patent_app_date] => 2015-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3748 [patent_no_of_claims] => 12 [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] => 14843208 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/843208
Inkjet nozzle device with roof actuator connected to lateral drive circuitry Sep 1, 2015 Issued
Array ( [id] => 11082990 [patent_doc_number] => 20160279955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-29 [patent_title] => 'LIQUID CARTRIDGE' [patent_app_type] => utility [patent_app_number] => 14/838453 [patent_app_country] => US [patent_app_date] => 2015-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 19176 [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] => 14838453 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/838453
Liquid cartridge Aug 27, 2015 Issued
Array ( [id] => 11082994 [patent_doc_number] => 20160279959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-29 [patent_title] => 'LIQUID CARTRIDGE' [patent_app_type] => utility [patent_app_number] => 14/838597 [patent_app_country] => US [patent_app_date] => 2015-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 18921 [patent_no_of_claims] => 34 [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] => 14838597 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/838597
Liquid cartridge Aug 27, 2015 Issued
Array ( [id] => 11521091 [patent_doc_number] => 09604474 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-03-28 [patent_title] => 'Printing unit and printer' [patent_app_type] => utility [patent_app_number] => 14/836500 [patent_app_country] => US [patent_app_date] => 2015-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8716 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 314 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14836500 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/836500
Printing unit and printer Aug 25, 2015 Issued
Array ( [id] => 11764013 [patent_doc_number] => 09372433 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-06-21 [patent_title] => 'Electrostatic latent image forming method, electrostatic latent image forming apparatus, and image forming apparatus' [patent_app_type] => utility [patent_app_number] => 14/830352 [patent_app_country] => US [patent_app_date] => 2015-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 63 [patent_no_of_words] => 14607 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14830352 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/830352
Electrostatic latent image forming method, electrostatic latent image forming apparatus, and image forming apparatus Aug 18, 2015 Issued
Array ( [id] => 13943519 [patent_doc_number] => 10207506 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-02-19 [patent_title] => Inkjet printing apparatus and recovery method of print head [patent_app_type] => utility [patent_app_number] => 14/828981 [patent_app_country] => US [patent_app_date] => 2015-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 5675 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14828981 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/828981
Inkjet printing apparatus and recovery method of print head Aug 17, 2015 Issued
Array ( [id] => 11283106 [patent_doc_number] => 09498947 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-11-22 [patent_title] => 'Method for creating tamper-evident labels' [patent_app_type] => utility [patent_app_number] => 14/828087 [patent_app_country] => US [patent_app_date] => 2015-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 5191 [patent_no_of_claims] => 20 [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] => 14828087 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/828087
Method for creating tamper-evident labels Aug 16, 2015 Issued
Array ( [id] => 11749754 [patent_doc_number] => 09707755 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-07-18 [patent_title] => 'Method for controlling inkjet printing apparatus' [patent_app_type] => utility [patent_app_number] => 14/824707 [patent_app_country] => US [patent_app_date] => 2015-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 5594 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14824707 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/824707
Method for controlling inkjet printing apparatus Aug 11, 2015 Issued
Array ( [id] => 10693085 [patent_doc_number] => 20160039231 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-02-11 [patent_title] => 'Recording Apparatus' [patent_app_type] => utility [patent_app_number] => 14/813450 [patent_app_country] => US [patent_app_date] => 2015-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7607 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14813450 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/813450
Recording apparatus Jul 29, 2015 Issued
Array ( [id] => 10713431 [patent_doc_number] => 20160059578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-03 [patent_title] => 'LIQUID CIRCULATION APPARATUS, LIQUID EJECTION APPARATUS AND LIQUID EJECTION METHOD' [patent_app_type] => utility [patent_app_number] => 14/812075 [patent_app_country] => US [patent_app_date] => 2015-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7289 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14812075 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/812075
Liquid ejection apparatus Jul 28, 2015 Issued
Array ( [id] => 11778447 [patent_doc_number] => 09387497 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-07-12 [patent_title] => 'Liquid discharge apparatus and tube position correcting method' [patent_app_type] => utility [patent_app_number] => 14/809779 [patent_app_country] => US [patent_app_date] => 2015-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7209 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14809779 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/809779
Liquid discharge apparatus and tube position correcting method Jul 26, 2015 Issued
Array ( [id] => 10414478 [patent_doc_number] => 20150299488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-22 [patent_title] => 'INK SET AND IMAGE PRINTING METHOD' [patent_app_type] => utility [patent_app_number] => 14/755123 [patent_app_country] => US [patent_app_date] => 2015-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19386 [patent_no_of_claims] => 13 [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] => 14755123 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/755123
Ink set and image printing method Jun 29, 2015 Issued
Array ( [id] => 13945757 [patent_doc_number] => 10208643 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-02-19 [patent_title] => Particulate matter detection apparatus [patent_app_type] => utility [patent_app_number] => 15/319541 [patent_app_country] => US [patent_app_date] => 2015-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5645 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15319541 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/319541
Particulate matter detection apparatus Jun 11, 2015 Issued
Array ( [id] => 13312795 [patent_doc_number] => 20180207934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-26 [patent_title] => INKJET PRINTING METHOD, AND ASSEMBLY FOR CARRYING OUT THE METHOD [patent_app_type] => utility [patent_app_number] => 15/326500 [patent_app_country] => US [patent_app_date] => 2015-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11481 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15326500 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/326500
INKJET PRINTING METHOD, AND ASSEMBLY FOR CARRYING OUT THE METHOD Jun 10, 2015 Abandoned
Array ( [id] => 10381292 [patent_doc_number] => 20150266299 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-09-24 [patent_title] => 'INKJET PRINTING SYSTEM WITH MANOEVERABLE MAINTENANCE CHASSIS' [patent_app_type] => utility [patent_app_number] => 14/732425 [patent_app_country] => US [patent_app_date] => 2015-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 41 [patent_no_of_words] => 22259 [patent_no_of_claims] => 8 [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] => 14732425 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/732425
Inkjet printing system with manoeverable maintenance chassis Jun 4, 2015 Issued
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