Search

David Smith Jr.

Examiner (ID: 12961)

Most Active Art Unit
2107
Art Unit(s)
2107, 2102, 2605
Total Applications
825
Issued Applications
722
Pending Applications
0
Abandoned Applications
103

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2674080 [patent_doc_number] => 04954764 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-04 [patent_title] => 'Circuit and method for power efficiency improvement of induction motors' [patent_app_type] => 1 [patent_app_number] => 7/139735 [patent_app_country] => US [patent_app_date] => 1987-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 3459 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 352 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/954/04954764.pdf [firstpage_image] =>[orig_patent_app_number] => 139735 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/139735
Circuit and method for power efficiency improvement of induction motors Dec 29, 1987 Issued
Array ( [id] => 2392980 [patent_doc_number] => 04764714 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-16 [patent_title] => 'Electronic starting circuit for an alternating current motor' [patent_app_type] => 1 [patent_app_number] => 7/138733 [patent_app_country] => US [patent_app_date] => 1987-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4876 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/764/04764714.pdf [firstpage_image] =>[orig_patent_app_number] => 138733 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/138733
Electronic starting circuit for an alternating current motor Dec 27, 1987 Issued
07/137526 OPEN LOOP MOTOR CONTROL WITH BOTH VOLTAGE AND CURRENT REGULATION Dec 22, 1987 Abandoned
Array ( [id] => 2486391 [patent_doc_number] => 04823055 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-18 [patent_title] => 'Electronic control circuit for command systems' [patent_app_type] => 1 [patent_app_number] => 7/136204 [patent_app_country] => US [patent_app_date] => 1987-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4869 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/823/04823055.pdf [firstpage_image] =>[orig_patent_app_number] => 136204 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/136204
Electronic control circuit for command systems Dec 20, 1987 Issued
Array ( [id] => 2480617 [patent_doc_number] => 04812728 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-14 [patent_title] => 'Electro magnetic braking circuit for small single phase induction motors' [patent_app_type] => 1 [patent_app_number] => 7/133740 [patent_app_country] => US [patent_app_date] => 1987-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2049 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 369 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/812/04812728.pdf [firstpage_image] =>[orig_patent_app_number] => 133740 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/133740
Electro magnetic braking circuit for small single phase induction motors Dec 15, 1987 Issued
07/129865 LOAD STATE DETECTING APPARATUS OF AN INDUCTION MOTOR Dec 3, 1987 Abandoned
Array ( [id] => 2551139 [patent_doc_number] => 04804901 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-14 [patent_title] => 'Motor starting circuit' [patent_app_type] => 1 [patent_app_number] => 7/120334 [patent_app_country] => US [patent_app_date] => 1987-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 7298 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/804/04804901.pdf [firstpage_image] =>[orig_patent_app_number] => 120334 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/120334
Motor starting circuit Nov 12, 1987 Issued
Array ( [id] => 2496764 [patent_doc_number] => 04825131 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-25 [patent_title] => 'Control system for induction motor driven electric car' [patent_app_type] => 1 [patent_app_number] => 7/115038 [patent_app_country] => US [patent_app_date] => 1987-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2076 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/825/04825131.pdf [firstpage_image] =>[orig_patent_app_number] => 115038 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/115038
Control system for induction motor driven electric car Oct 29, 1987 Issued
Array ( [id] => 2461645 [patent_doc_number] => 04785225 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-15 [patent_title] => 'Control apparatus for an induction motor' [patent_app_type] => 1 [patent_app_number] => 7/105234 [patent_app_country] => US [patent_app_date] => 1987-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5611 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/785/04785225.pdf [firstpage_image] =>[orig_patent_app_number] => 105234 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/105234
Control apparatus for an induction motor Oct 6, 1987 Issued
Array ( [id] => 2556749 [patent_doc_number] => 04833386 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-23 [patent_title] => 'Apparatus and method for braking an electric motor' [patent_app_type] => 1 [patent_app_number] => 7/103729 [patent_app_country] => US [patent_app_date] => 1987-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4132 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/833/04833386.pdf [firstpage_image] =>[orig_patent_app_number] => 103729 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/103729
Apparatus and method for braking an electric motor Oct 1, 1987 Issued
Array ( [id] => 2393024 [patent_doc_number] => 04777423 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-10-11 [patent_title] => 'Method for reducing the instantaneous ripple voltage of an electrical drive fed by a current intermediate-circuit frequency converter with phase sequence quenching' [patent_app_type] => 1 [patent_app_number] => 7/102547 [patent_app_country] => US [patent_app_date] => 1987-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4014 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/777/04777423.pdf [firstpage_image] =>[orig_patent_app_number] => 102547 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/102547
Method for reducing the instantaneous ripple voltage of an electrical drive fed by a current intermediate-circuit frequency converter with phase sequence quenching Sep 28, 1987 Issued
Array ( [id] => 2392855 [patent_doc_number] => 04777414 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-10-11 [patent_title] => 'Driving arrangement for a drive motor' [patent_app_type] => 1 [patent_app_number] => 7/100974 [patent_app_country] => US [patent_app_date] => 1987-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 3409 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/777/04777414.pdf [firstpage_image] =>[orig_patent_app_number] => 100974 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/100974
Driving arrangement for a drive motor Sep 24, 1987 Issued
Array ( [id] => 2427245 [patent_doc_number] => 04780656 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-10-25 [patent_title] => 'Drive and protection system for variable speed motor' [patent_app_type] => 1 [patent_app_number] => 7/094196 [patent_app_country] => US [patent_app_date] => 1987-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3007 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/780/04780656.pdf [firstpage_image] =>[orig_patent_app_number] => 094196 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/094196
Drive and protection system for variable speed motor Sep 7, 1987 Issued
Array ( [id] => 2526115 [patent_doc_number] => 04885518 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-05 [patent_title] => 'Induction motor torque/flux control system' [patent_app_type] => 1 [patent_app_number] => 7/087939 [patent_app_country] => US [patent_app_date] => 1987-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 27 [patent_no_of_words] => 9305 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/885/04885518.pdf [firstpage_image] =>[orig_patent_app_number] => 087939 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/087939
Induction motor torque/flux control system Aug 20, 1987 Issued
Array ( [id] => 2480635 [patent_doc_number] => 04812729 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-14 [patent_title] => 'Protecting apparatus for secondary excitation type variable speed AC generator/motor' [patent_app_type] => 1 [patent_app_number] => 7/084805 [patent_app_country] => US [patent_app_date] => 1987-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6278 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/812/04812729.pdf [firstpage_image] =>[orig_patent_app_number] => 084805 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/084805
Protecting apparatus for secondary excitation type variable speed AC generator/motor Aug 12, 1987 Issued
Array ( [id] => 2417988 [patent_doc_number] => 04786850 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-22 [patent_title] => 'Motor starting circuit with time delay cut-out and restart' [patent_app_type] => 1 [patent_app_number] => 7/085645 [patent_app_country] => US [patent_app_date] => 1987-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2404 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/786/04786850.pdf [firstpage_image] =>[orig_patent_app_number] => 085645 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/085645
Motor starting circuit with time delay cut-out and restart Aug 12, 1987 Issued
Array ( [id] => 2672746 [patent_doc_number] => 04935685 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-19 [patent_title] => 'Motor controller for pumping units' [patent_app_type] => 1 [patent_app_number] => 7/084563 [patent_app_country] => US [patent_app_date] => 1987-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 5061 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 277 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/935/04935685.pdf [firstpage_image] =>[orig_patent_app_number] => 084563 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/084563
Motor controller for pumping units Aug 11, 1987 Issued
Array ( [id] => 2531586 [patent_doc_number] => 04862053 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-29 [patent_title] => 'Motor starting circuit' [patent_app_type] => 1 [patent_app_number] => 7/082748 [patent_app_country] => US [patent_app_date] => 1987-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6034 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/862/04862053.pdf [firstpage_image] =>[orig_patent_app_number] => 082748 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/082748
Motor starting circuit Aug 6, 1987 Issued
Array ( [id] => 2427205 [patent_doc_number] => 04780654 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-10-25 [patent_title] => 'Control apparatus for drilling machine' [patent_app_type] => 1 [patent_app_number] => 7/082340 [patent_app_country] => US [patent_app_date] => 1987-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5067 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/780/04780654.pdf [firstpage_image] =>[orig_patent_app_number] => 082340 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/082340
Control apparatus for drilling machine Aug 5, 1987 Issued
Array ( [id] => 2392945 [patent_doc_number] => 04764712 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-16 [patent_title] => 'Method and apparatus for operating a field-oriented rotating-field machine supplied by a controlled converter' [patent_app_type] => 1 [patent_app_number] => 7/082038 [patent_app_country] => US [patent_app_date] => 1987-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 4161 [patent_no_of_claims] => 7 [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/04/764/04764712.pdf [firstpage_image] =>[orig_patent_app_number] => 082038 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/082038
Method and apparatus for operating a field-oriented rotating-field machine supplied by a controlled converter Aug 4, 1987 Issued
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