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Yu-wen Chang

Examiner (ID: 3611)

Most Active Art Unit
2413
Art Unit(s)
2413
Total Applications
249
Issued Applications
142
Pending Applications
56
Abandoned Applications
51

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2560421 [patent_doc_number] => 04808983 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-28 [patent_title] => 'Flat-panel display and a process for its manufacture' [patent_app_type] => 1 [patent_app_number] => 6/691887 [patent_app_country] => US [patent_app_date] => 1985-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 32 [patent_no_of_words] => 7336 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/808/04808983.pdf [firstpage_image] =>[orig_patent_app_number] => 691887 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/691887
Flat-panel display and a process for its manufacture Jan 15, 1985 Issued
Array ( [id] => 2314400 [patent_doc_number] => 04635766 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-01-13 [patent_title] => 'Automotive suspension strut with increased stroke' [patent_app_type] => 1 [patent_app_number] => 6/691260 [patent_app_country] => US [patent_app_date] => 1985-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1501 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/635/04635766.pdf [firstpage_image] =>[orig_patent_app_number] => 691260 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/691260
Automotive suspension strut with increased stroke Jan 13, 1985 Issued
06/690801 METHOD AND APPARATUS FOR BRAKING A DERRICK WINCH Jan 10, 1985 Abandoned
Array ( [id] => 2330124 [patent_doc_number] => 04660688 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-04-28 [patent_title] => 'Adaptive ride hydraulic damper with piston rod dress cap' [patent_app_type] => 1 [patent_app_number] => 6/685460 [patent_app_country] => US [patent_app_date] => 1984-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3535 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/660/04660688.pdf [firstpage_image] =>[orig_patent_app_number] => 685460 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/685460
Adaptive ride hydraulic damper with piston rod dress cap Dec 23, 1984 Issued
Array ( [id] => 2473840 [patent_doc_number] => 04845478 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-04 [patent_title] => 'Coordinate input device with display' [patent_app_type] => 1 [patent_app_number] => 6/685184 [patent_app_country] => US [patent_app_date] => 1984-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 5226 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/845/04845478.pdf [firstpage_image] =>[orig_patent_app_number] => 685184 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/685184
Coordinate input device with display Dec 20, 1984 Issued
06/684220 FLUID FLOW CONTROL APPARATUS Dec 19, 1984 Abandoned
Array ( [id] => 2247084 [patent_doc_number] => 04602702 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-07-29 [patent_title] => 'Brake apparatus' [patent_app_type] => 1 [patent_app_number] => 6/683290 [patent_app_country] => US [patent_app_date] => 1984-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4777 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/602/04602702.pdf [firstpage_image] =>[orig_patent_app_number] => 683290 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/683290
Brake apparatus Dec 17, 1984 Issued
Array ( [id] => 2358109 [patent_doc_number] => 04682822 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-07-28 [patent_title] => 'Electronic carriage brake for a drawing machine' [patent_app_type] => 1 [patent_app_number] => 6/682327 [patent_app_country] => US [patent_app_date] => 1984-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4857 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/682/04682822.pdf [firstpage_image] =>[orig_patent_app_number] => 682327 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/682327
Electronic carriage brake for a drawing machine Dec 16, 1984 Issued
Array ( [id] => 2295258 [patent_doc_number] => 04673171 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-06-16 [patent_title] => 'Air suspension' [patent_app_type] => 1 [patent_app_number] => 6/681940 [patent_app_country] => US [patent_app_date] => 1984-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2587 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/673/04673171.pdf [firstpage_image] =>[orig_patent_app_number] => 681940 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/681940
Air suspension Dec 13, 1984 Issued
Array ( [id] => 2273258 [patent_doc_number] => 04623044 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-11-18 [patent_title] => 'Brake apparatus' [patent_app_type] => 1 [patent_app_number] => 6/682040 [patent_app_country] => US [patent_app_date] => 1984-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 22 [patent_no_of_words] => 4280 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/623/04623044.pdf [firstpage_image] =>[orig_patent_app_number] => 682040 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/682040
Brake apparatus Dec 13, 1984 Issued
Array ( [id] => 2443979 [patent_doc_number] => 04722576 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-02 [patent_title] => 'Fail-safe system in anti-skid brake control system for automotive vehicles' [patent_app_type] => 1 [patent_app_number] => 6/680523 [patent_app_country] => US [patent_app_date] => 1984-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 30 [patent_no_of_words] => 21288 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/722/04722576.pdf [firstpage_image] =>[orig_patent_app_number] => 680523 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/680523
Fail-safe system in anti-skid brake control system for automotive vehicles Dec 10, 1984 Issued
Array ( [id] => 2333020 [patent_doc_number] => 04660896 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-04-28 [patent_title] => 'Anti-skid brake control system with variable pressure increasing rate' [patent_app_type] => 1 [patent_app_number] => 6/680765 [patent_app_country] => US [patent_app_date] => 1984-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 33 [patent_no_of_words] => 20680 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/660/04660896.pdf [firstpage_image] =>[orig_patent_app_number] => 680765 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/680765
Anti-skid brake control system with variable pressure increasing rate Dec 10, 1984 Issued
Array ( [id] => 2790863 [patent_doc_number] => 05142275 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-25 [patent_title] => 'Method and means for manipulating images in a video display' [patent_app_type] => 1 [patent_app_number] => 6/679642 [patent_app_country] => US [patent_app_date] => 1984-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 1797 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/142/05142275.pdf [firstpage_image] =>[orig_patent_app_number] => 679642 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/679642
Method and means for manipulating images in a video display Dec 9, 1984 Issued
Array ( [id] => 2339874 [patent_doc_number] => 04712101 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-12-08 [patent_title] => 'Control mechanism for electronic apparatus' [patent_app_type] => 1 [patent_app_number] => 6/677703 [patent_app_country] => US [patent_app_date] => 1984-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 6269 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/712/04712101.pdf [firstpage_image] =>[orig_patent_app_number] => 677703 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/677703
Control mechanism for electronic apparatus Dec 3, 1984 Issued
06/676016 MONITORING ARRANGEMENT FOR ANTI-SKID AUTOMOTIVE BRAKE SYSTEM Nov 28, 1984 Abandoned
Array ( [id] => 2294917 [patent_doc_number] => 04643485 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-02-17 [patent_title] => 'Vehicle brake system including means for reducing drive slip' [patent_app_type] => 1 [patent_app_number] => 6/673830 [patent_app_country] => US [patent_app_date] => 1984-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2656 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/643/04643485.pdf [firstpage_image] =>[orig_patent_app_number] => 673830 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/673830
Vehicle brake system including means for reducing drive slip Nov 20, 1984 Issued
06/673200 MALFUNCTION PREVENTIVE ANTI-SKID BRAKE CONTROL SYSTEM FOR AUTOMOTIVE BRAKE SYSTEM Nov 18, 1984 Abandoned
06/672039 TRAIN MOTION DETECTION APPARATUS Nov 15, 1984 Abandoned
Array ( [id] => 2376086 [patent_doc_number] => 04720067 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-01-19 [patent_title] => 'Method for increasing the number of signals which may be transmitted from a ground station to a rail vehicle' [patent_app_type] => 1 [patent_app_number] => 6/680260 [patent_app_country] => US [patent_app_date] => 1984-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2455 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/720/04720067.pdf [firstpage_image] =>[orig_patent_app_number] => 680260 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/680260
Method for increasing the number of signals which may be transmitted from a ground station to a rail vehicle Nov 8, 1984 Issued
Array ( [id] => 2317616 [patent_doc_number] => 04636011 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-01-13 [patent_title] => 'Braking force modulator' [patent_app_type] => 1 [patent_app_number] => 6/666649 [patent_app_country] => US [patent_app_date] => 1984-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 9448 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/636/04636011.pdf [firstpage_image] =>[orig_patent_app_number] => 666649 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/666649
Braking force modulator Oct 30, 1984 Issued
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