Search

Wei Y. Zhen

Supervisory Patent Examiner (ID: 13988, Phone: (571)272-3708 , Office: P/2191 )

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2647128 [patent_doc_number] => 04939421 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-03 [patent_title] => 'Method and apparatus for reducing interference from light sources' [patent_app_type] => 1 [patent_app_number] => 7/203379 [patent_app_country] => US [patent_app_date] => 1988-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1337 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/939/04939421.pdf [firstpage_image] =>[orig_patent_app_number] => 203379 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/203379
Method and apparatus for reducing interference from light sources Jun 5, 1988 Issued
Array ( [id] => 2479861 [patent_doc_number] => 04890042 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-26 [patent_title] => 'High efficacy electrodeless high intensity discharge lamp exhibiting easy starting' [patent_app_type] => 1 [patent_app_number] => 7/202737 [patent_app_country] => US [patent_app_date] => 1988-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3461 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/890/04890042.pdf [firstpage_image] =>[orig_patent_app_number] => 202737 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/202737
High efficacy electrodeless high intensity discharge lamp exhibiting easy starting Jun 2, 1988 Issued
Array ( [id] => 2641996 [patent_doc_number] => 04977605 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-11 [patent_title] => 'Binary quantification of an image having multiple levels of greys' [patent_app_type] => 1 [patent_app_number] => 7/207051 [patent_app_country] => US [patent_app_date] => 1988-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 2749 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/977/04977605.pdf [firstpage_image] =>[orig_patent_app_number] => 207051 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/207051
Binary quantification of an image having multiple levels of greys May 26, 1988 Issued
Array ( [id] => 2769296 [patent_doc_number] => 05063328 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-05 [patent_title] => 'Energy saving circuit for discharge tubes' [patent_app_type] => 1 [patent_app_number] => 7/199279 [patent_app_country] => US [patent_app_date] => 1988-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 3686 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/063/05063328.pdf [firstpage_image] =>[orig_patent_app_number] => 199279 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/199279
Energy saving circuit for discharge tubes May 25, 1988 Issued
Array ( [id] => 2607223 [patent_doc_number] => 04975973 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-04 [patent_title] => 'Image processing device suitable for obtaining the volume and center of gravity of a three-dimensional binary image' [patent_app_type] => 1 [patent_app_number] => 7/198442 [patent_app_country] => US [patent_app_date] => 1988-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4780 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 396 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/975/04975973.pdf [firstpage_image] =>[orig_patent_app_number] => 198442 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/198442
Image processing device suitable for obtaining the volume and center of gravity of a three-dimensional binary image May 24, 1988 Issued
Array ( [id] => 2647109 [patent_doc_number] => 04939420 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-03 [patent_title] => 'Fluorescent reflector lamp assembly' [patent_app_type] => 1 [patent_app_number] => 7/197704 [patent_app_country] => US [patent_app_date] => 1988-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2563 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/939/04939420.pdf [firstpage_image] =>[orig_patent_app_number] => 197704 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/197704
Fluorescent reflector lamp assembly May 22, 1988 Issued
07/201660 APPARATUS FOR ROTATING AN ELECTRODELESS LIGHT SOURCE May 22, 1988 Abandoned
Array ( [id] => 2761471 [patent_doc_number] => 05022087 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-04 [patent_title] => 'Apparatus for detecting primitive patterns in an image' [patent_app_type] => 1 [patent_app_number] => 7/189542 [patent_app_country] => US [patent_app_date] => 1988-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 8764 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/022/05022087.pdf [firstpage_image] =>[orig_patent_app_number] => 189542 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/189542
Apparatus for detecting primitive patterns in an image May 2, 1988 Issued
Array ( [id] => 2590232 [patent_doc_number] => 04891543 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-02 [patent_title] => 'Incandescent lamp having an improved arbor' [patent_app_type] => 1 [patent_app_number] => 7/187168 [patent_app_country] => US [patent_app_date] => 1988-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1372 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/891/04891543.pdf [firstpage_image] =>[orig_patent_app_number] => 187168 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/187168
Incandescent lamp having an improved arbor Apr 27, 1988 Issued
Array ( [id] => 2743756 [patent_doc_number] => 05033096 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-16 [patent_title] => 'Non-contact determination of the position of a rectilinear feature of an article' [patent_app_type] => 1 [patent_app_number] => 7/184911 [patent_app_country] => US [patent_app_date] => 1988-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6851 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/033/05033096.pdf [firstpage_image] =>[orig_patent_app_number] => 184911 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/184911
Non-contact determination of the position of a rectilinear feature of an article Apr 21, 1988 Issued
07/185302 COLD CATHODE DEVICE Apr 18, 1988 Abandoned
Array ( [id] => 2630001 [patent_doc_number] => 04920302 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-24 [patent_title] => 'Fluorescent lamp power supply' [patent_app_type] => 1 [patent_app_number] => 7/177798 [patent_app_country] => US [patent_app_date] => 1988-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2709 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/920/04920302.pdf [firstpage_image] =>[orig_patent_app_number] => 177798 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/177798
Fluorescent lamp power supply Apr 10, 1988 Issued
Array ( [id] => 2640319 [patent_doc_number] => 04899087 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-06 [patent_title] => 'Triggering circuit for series connected flash lamps' [patent_app_type] => 1 [patent_app_number] => 7/180680 [patent_app_country] => US [patent_app_date] => 1988-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1744 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/899/04899087.pdf [firstpage_image] =>[orig_patent_app_number] => 180680 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/180680
Triggering circuit for series connected flash lamps Apr 7, 1988 Issued
Array ( [id] => 2673915 [patent_doc_number] => 04954755 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-04 [patent_title] => 'Electrodeless lamp having hybrid cavity' [patent_app_type] => 1 [patent_app_number] => 7/177434 [patent_app_country] => US [patent_app_date] => 1988-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 1828 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/954/04954755.pdf [firstpage_image] =>[orig_patent_app_number] => 177434 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/177434
Electrodeless lamp having hybrid cavity Apr 3, 1988 Issued
Array ( [id] => 2727183 [patent_doc_number] => 05054092 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Hand-operated low cost magnetic character recognition system' [patent_app_type] => 1 [patent_app_number] => 7/175981 [patent_app_country] => US [patent_app_date] => 1988-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 34 [patent_no_of_words] => 14236 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/054/05054092.pdf [firstpage_image] =>[orig_patent_app_number] => 175981 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/175981
Hand-operated low cost magnetic character recognition system Mar 30, 1988 Issued
Array ( [id] => 2525772 [patent_doc_number] => 04885500 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-05 [patent_title] => 'Quartz quadrupole for mass filter' [patent_app_type] => 1 [patent_app_number] => 7/177813 [patent_app_country] => US [patent_app_date] => 1988-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5152 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/885/04885500.pdf [firstpage_image] =>[orig_patent_app_number] => 177813 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/177813
Quartz quadrupole for mass filter Mar 27, 1988 Issued
Array ( [id] => 2590501 [patent_doc_number] => 04908539 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-13 [patent_title] => 'Display unit by cathodoluminescence excited by field emission' [patent_app_type] => 1 [patent_app_number] => 7/177880 [patent_app_country] => US [patent_app_date] => 1988-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 12 [patent_no_of_words] => 4473 [patent_no_of_claims] => 8 [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/04/908/04908539.pdf [firstpage_image] =>[orig_patent_app_number] => 177880 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/177880
Display unit by cathodoluminescence excited by field emission Mar 23, 1988 Issued
07/169611 IMAGE PROCESSING APPARATUS Mar 16, 1988 Abandoned
Array ( [id] => 2596968 [patent_doc_number] => 04908876 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-13 [patent_title] => 'Apparatus and method for enhancement of image viewing by modulated illumination of a transparency' [patent_app_type] => 1 [patent_app_number] => 7/169602 [patent_app_country] => US [patent_app_date] => 1988-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 6205 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/908/04908876.pdf [firstpage_image] =>[orig_patent_app_number] => 169602 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/169602
Apparatus and method for enhancement of image viewing by modulated illumination of a transparency Mar 15, 1988 Issued
Array ( [id] => 2480714 [patent_doc_number] => 04871946 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-03 [patent_title] => 'Electrodeless high intensity discharge lamp' [patent_app_type] => 1 [patent_app_number] => 7/168032 [patent_app_country] => US [patent_app_date] => 1988-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2449 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/871/04871946.pdf [firstpage_image] =>[orig_patent_app_number] => 168032 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/168032
Electrodeless high intensity discharge lamp Mar 13, 1988 Issued
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