Search

Edward H. Tso

Examiner (ID: 15361, Phone: (571)272-2087 , Office: P/2859 )

Most Active Art Unit
2838
Art Unit(s)
2859, 2858, 2111, 2838, 2102
Total Applications
4128
Issued Applications
3616
Pending Applications
212
Abandoned Applications
336

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2767536 [patent_doc_number] => 04994702 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-19 [patent_title] => 'Motor' [patent_app_type] => 1 [patent_app_number] => 7/554892 [patent_app_country] => US [patent_app_date] => 1990-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 29 [patent_no_of_words] => 4821 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/994/04994702.pdf [firstpage_image] =>[orig_patent_app_number] => 554892 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/554892
Motor Jul 19, 1990 Issued
Array ( [id] => 2856874 [patent_doc_number] => 05089732 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-18 [patent_title] => 'Spindle motor' [patent_app_type] => 1 [patent_app_number] => 7/556255 [patent_app_country] => US [patent_app_date] => 1990-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 6337 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/089/05089732.pdf [firstpage_image] =>[orig_patent_app_number] => 556255 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/556255
Spindle motor Jul 18, 1990 Issued
Array ( [id] => 2856896 [patent_doc_number] => 05134332 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-28 [patent_title] => 'AC spindle motor and method of changing rotating speed of same' [patent_app_type] => 1 [patent_app_number] => 7/499335 [patent_app_country] => US [patent_app_date] => 1990-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 3006 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/134/05134332.pdf [firstpage_image] =>[orig_patent_app_number] => 499335 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/499335
AC spindle motor and method of changing rotating speed of same Jul 17, 1990 Issued
Array ( [id] => 2753365 [patent_doc_number] => 05030870 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-09 [patent_title] => 'Conductor winding device for a large electric machine' [patent_app_type] => 1 [patent_app_number] => 7/550684 [patent_app_country] => US [patent_app_date] => 1990-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4289 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/030/05030870.pdf [firstpage_image] =>[orig_patent_app_number] => 550684 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/550684
Conductor winding device for a large electric machine Jul 9, 1990 Issued
Array ( [id] => 2789099 [patent_doc_number] => 05142181 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-25 [patent_title] => 'Direct current dynamo' [patent_app_type] => 1 [patent_app_number] => 7/550048 [patent_app_country] => US [patent_app_date] => 1990-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 3059 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/142/05142181.pdf [firstpage_image] =>[orig_patent_app_number] => 550048 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/550048
Direct current dynamo Jul 8, 1990 Issued
Array ( [id] => 2676327 [patent_doc_number] => 04983867 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-08 [patent_title] => 'Hybrid-type stepping motor' [patent_app_type] => 1 [patent_app_number] => 7/544902 [patent_app_country] => US [patent_app_date] => 1990-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 18 [patent_no_of_words] => 4273 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/983/04983867.pdf [firstpage_image] =>[orig_patent_app_number] => 544902 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/544902
Hybrid-type stepping motor Jun 27, 1990 Issued
Array ( [id] => 2937999 [patent_doc_number] => 05189325 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-02-23 [patent_title] => 'Liquid cooling the rotor of an electrical machine' [patent_app_type] => 1 [patent_app_number] => 7/539825 [patent_app_country] => US [patent_app_date] => 1990-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4710 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/189/05189325.pdf [firstpage_image] =>[orig_patent_app_number] => 539825 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/539825
Liquid cooling the rotor of an electrical machine Jun 14, 1990 Issued
Array ( [id] => 2967399 [patent_doc_number] => 05274288 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-12-28 [patent_title] => 'Low noise spin motor for use in disk drive' [patent_app_type] => 1 [patent_app_number] => 7/531855 [patent_app_country] => US [patent_app_date] => 1990-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 2721 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/274/05274288.pdf [firstpage_image] =>[orig_patent_app_number] => 531855 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/531855
Low noise spin motor for use in disk drive May 31, 1990 Issued
Array ( [id] => 2718852 [patent_doc_number] => 05053658 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Electrical machine, such as rotary current generator, having improved cooling' [patent_app_type] => 1 [patent_app_number] => 7/527086 [patent_app_country] => US [patent_app_date] => 1990-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1923 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/053/05053658.pdf [firstpage_image] =>[orig_patent_app_number] => 527086 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/527086
Electrical machine, such as rotary current generator, having improved cooling May 20, 1990 Issued
Array ( [id] => 2856837 [patent_doc_number] => 05089730 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-18 [patent_title] => 'Low noise DC electric motor' [patent_app_type] => 1 [patent_app_number] => 7/526405 [patent_app_country] => US [patent_app_date] => 1990-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 1988 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/089/05089730.pdf [firstpage_image] =>[orig_patent_app_number] => 526405 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/526405
Low noise DC electric motor May 17, 1990 Issued
Array ( [id] => 2763621 [patent_doc_number] => 05059845 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-22 [patent_title] => 'Active magnetic bearing device for controlling rotor vibrations' [patent_app_type] => 1 [patent_app_number] => 7/521158 [patent_app_country] => US [patent_app_date] => 1990-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 1681 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/059/05059845.pdf [firstpage_image] =>[orig_patent_app_number] => 521158 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/521158
Active magnetic bearing device for controlling rotor vibrations May 6, 1990 Issued
Array ( [id] => 2737987 [patent_doc_number] => 05051640 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-24 [patent_title] => 'Heteropolar excited synchronous machine' [patent_app_type] => 1 [patent_app_number] => 7/516063 [patent_app_country] => US [patent_app_date] => 1990-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1193 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/051/05051640.pdf [firstpage_image] =>[orig_patent_app_number] => 516063 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/516063
Heteropolar excited synchronous machine Apr 26, 1990 Issued
07/505437 ADAPTIVE TRIP FAULT CURRENT INDICATOR Apr 5, 1990 Abandoned
Array ( [id] => 2904309 [patent_doc_number] => 05184272 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-02-02 [patent_title] => 'High-side switch with overcurrent protecting circuit' [patent_app_type] => 1 [patent_app_number] => 7/500881 [patent_app_country] => US [patent_app_date] => 1990-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 4481 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 366 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/184/05184272.pdf [firstpage_image] =>[orig_patent_app_number] => 500881 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/500881
High-side switch with overcurrent protecting circuit Mar 28, 1990 Issued
Array ( [id] => 2863649 [patent_doc_number] => 05113304 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-12 [patent_title] => 'Digital protective circuit breaker' [patent_app_type] => 1 [patent_app_number] => 7/500361 [patent_app_country] => US [patent_app_date] => 1990-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 8983 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 316 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/113/05113304.pdf [firstpage_image] =>[orig_patent_app_number] => 500361 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/500361
Digital protective circuit breaker Mar 27, 1990 Issued
Array ( [id] => 2784914 [patent_doc_number] => 05151841 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-29 [patent_title] => 'Electrical safety apparatus' [patent_app_type] => 1 [patent_app_number] => 7/458613 [patent_app_country] => US [patent_app_date] => 1990-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3128 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/151/05151841.pdf [firstpage_image] =>[orig_patent_app_number] => 458613 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/458613
Electrical safety apparatus Mar 20, 1990 Issued
Array ( [id] => 2732967 [patent_doc_number] => 05057963 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-15 [patent_title] => 'Opposite phase detecting device for alternating current electrical equipment' [patent_app_type] => 1 [patent_app_number] => 7/482787 [patent_app_country] => US [patent_app_date] => 1990-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2817 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/057/05057963.pdf [firstpage_image] =>[orig_patent_app_number] => 482787 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/482787
Opposite phase detecting device for alternating current electrical equipment Feb 20, 1990 Issued
Array ( [id] => 2719013 [patent_doc_number] => 05053667 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Di- or polyphase synchronous electric motor with a disc-shaped rotor' [patent_app_type] => 1 [patent_app_number] => 7/499366 [patent_app_country] => US [patent_app_date] => 1990-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1144 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/053/05053667.pdf [firstpage_image] =>[orig_patent_app_number] => 499366 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/499366
Di- or polyphase synchronous electric motor with a disc-shaped rotor Feb 8, 1990 Issued
Array ( [id] => 2784530 [patent_doc_number] => 05132867 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-21 [patent_title] => 'Method and apparatus for transfer bus protection of plural feeder lines' [patent_app_type] => 1 [patent_app_number] => 7/473499 [patent_app_country] => US [patent_app_date] => 1990-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3422 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/132/05132867.pdf [firstpage_image] =>[orig_patent_app_number] => 473499 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/473499
Method and apparatus for transfer bus protection of plural feeder lines Jan 31, 1990 Issued
Array ( [id] => 2793913 [patent_doc_number] => 05142431 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-25 [patent_title] => 'Output stage for an ac voltage switch' [patent_app_type] => 1 [patent_app_number] => 7/463089 [patent_app_country] => US [patent_app_date] => 1990-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1796 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/142/05142431.pdf [firstpage_image] =>[orig_patent_app_number] => 463089 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/463089
Output stage for an ac voltage switch Jan 9, 1990 Issued
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