Search

David Smith Jr.

Examiner (ID: 2608)

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

Applications

Application numberTitle of the applicationFiling DateStatus
06/621914 MOTOR CONTROL APPARATUS Jun 10, 1984 Abandoned
06/617448 PWM MOTOR DRIVE WITH TORQUE DETERMINATION Jun 4, 1984 Abandoned
Array ( [id] => 2305936 [patent_doc_number] => 04684867 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-08-04 [patent_title] => 'Regenerative unipolar converter for switched reluctance motors using one main switching device per phase' [patent_app_type] => 1 [patent_app_number] => 6/615655 [patent_app_country] => US [patent_app_date] => 1984-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 4121 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/684/04684867.pdf [firstpage_image] =>[orig_patent_app_number] => 615655 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/615655
Regenerative unipolar converter for switched reluctance motors using one main switching device per phase May 30, 1984 Issued
Array ( [id] => 2268568 [patent_doc_number] => 04593240 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-03 [patent_title] => 'Method and apparatus for determining the flux vector of a rotating-field machine from the stator current and the stator voltage, and the application thereof' [patent_app_type] => 1 [patent_app_number] => 6/614828 [patent_app_country] => US [patent_app_date] => 1984-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 8165 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/593/04593240.pdf [firstpage_image] =>[orig_patent_app_number] => 614828 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/614828
Method and apparatus for determining the flux vector of a rotating-field machine from the stator current and the stator voltage, and the application thereof May 28, 1984 Issued
Array ( [id] => 2136347 [patent_doc_number] => 04491778 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-01 [patent_title] => 'Motor variable frequency drive' [patent_app_type] => 1 [patent_app_number] => 6/604445 [patent_app_country] => US [patent_app_date] => 1984-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 6263 [patent_no_of_claims] => 3 [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/04/491/04491778.pdf [firstpage_image] =>[orig_patent_app_number] => 604445 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/604445
Motor variable frequency drive Apr 29, 1984 Issued
Array ( [id] => 2187159 [patent_doc_number] => 04555654 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-26 [patent_title] => 'Means for reversing operation of a motor' [patent_app_type] => 1 [patent_app_number] => 6/604070 [patent_app_country] => US [patent_app_date] => 1984-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2905 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 464 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/555/04555654.pdf [firstpage_image] =>[orig_patent_app_number] => 604070 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/604070
Means for reversing operation of a motor Apr 25, 1984 Issued
Array ( [id] => 2245424 [patent_doc_number] => 04567420 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-28 [patent_title] => 'Semi-conductor motor control system' [patent_app_type] => 1 [patent_app_number] => 6/597902 [patent_app_country] => US [patent_app_date] => 1984-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3242 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/567/04567420.pdf [firstpage_image] =>[orig_patent_app_number] => 597902 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/597902
Semi-conductor motor control system Apr 8, 1984 Issued
Array ( [id] => 2201472 [patent_doc_number] => 04520298 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-28 [patent_title] => 'Method and apparatus for sampling output AC currents in a voltage-fed inverter power supply' [patent_app_type] => 1 [patent_app_number] => 6/596332 [patent_app_country] => US [patent_app_date] => 1984-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 19 [patent_no_of_words] => 7578 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/520/04520298.pdf [firstpage_image] =>[orig_patent_app_number] => 596332 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/596332
Method and apparatus for sampling output AC currents in a voltage-fed inverter power supply Apr 2, 1984 Issued
Array ( [id] => 2161956 [patent_doc_number] => 04521723 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-04 [patent_title] => 'Method and device for braking an assembly comprising a two-phase synchronous motor' [patent_app_type] => 1 [patent_app_number] => 6/596276 [patent_app_country] => US [patent_app_date] => 1984-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3967 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/521/04521723.pdf [firstpage_image] =>[orig_patent_app_number] => 596276 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/596276
Method and device for braking an assembly comprising a two-phase synchronous motor Apr 2, 1984 Issued
Array ( [id] => 2132335 [patent_doc_number] => 04543518 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-24 [patent_title] => 'Static traction/braking switch-over circuit for a variable speed system including an asynchronous motor powered by current switching' [patent_app_type] => 1 [patent_app_number] => 6/595151 [patent_app_country] => US [patent_app_date] => 1984-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2078 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/543/04543518.pdf [firstpage_image] =>[orig_patent_app_number] => 595151 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/595151
Static traction/braking switch-over circuit for a variable speed system including an asynchronous motor powered by current switching Mar 29, 1984 Issued
Array ( [id] => 2181853 [patent_doc_number] => 04513237 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-23 [patent_title] => 'Energy efficient multi-phase dual voltage electric motor' [patent_app_type] => 1 [patent_app_number] => 6/594688 [patent_app_country] => US [patent_app_date] => 1984-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 4114 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 354 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/513/04513237.pdf [firstpage_image] =>[orig_patent_app_number] => 594688 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/594688
Energy efficient multi-phase dual voltage electric motor Mar 28, 1984 Issued
Array ( [id] => 2180778 [patent_doc_number] => 04514678 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-30 [patent_title] => 'Digital control device for an inverse rectifier' [patent_app_type] => 1 [patent_app_number] => 6/594254 [patent_app_country] => US [patent_app_date] => 1984-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4050 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/514/04514678.pdf [firstpage_image] =>[orig_patent_app_number] => 594254 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/594254
Digital control device for an inverse rectifier Mar 27, 1984 Issued
Array ( [id] => 2204005 [patent_doc_number] => 04535280 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-08-13 [patent_title] => 'Stabilizing circuit for an inverse rectifier motor control' [patent_app_type] => 1 [patent_app_number] => 6/594300 [patent_app_country] => US [patent_app_date] => 1984-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 6 [patent_no_of_words] => 3092 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/535/04535280.pdf [firstpage_image] =>[orig_patent_app_number] => 594300 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/594300
Stabilizing circuit for an inverse rectifier motor control Mar 27, 1984 Issued
Array ( [id] => 2258114 [patent_doc_number] => 04563620 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-07 [patent_title] => 'Start-up method for synchronous motors' [patent_app_type] => 1 [patent_app_number] => 6/594081 [patent_app_country] => US [patent_app_date] => 1984-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 3013 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/563/04563620.pdf [firstpage_image] =>[orig_patent_app_number] => 594081 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/594081
Start-up method for synchronous motors Mar 27, 1984 Issued
Array ( [id] => 2284361 [patent_doc_number] => 04602195 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-07-22 [patent_title] => 'Industrial robot having individual electrical three-phase drives' [patent_app_type] => 1 [patent_app_number] => 6/593855 [patent_app_country] => US [patent_app_date] => 1984-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1281 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/602/04602195.pdf [firstpage_image] =>[orig_patent_app_number] => 593855 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/593855
Industrial robot having individual electrical three-phase drives Mar 26, 1984 Issued
Array ( [id] => 2169853 [patent_doc_number] => 04496894 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-29 [patent_title] => 'Arrangement for controllably driving an A.C. motor' [patent_app_type] => 1 [patent_app_number] => 6/590507 [patent_app_country] => US [patent_app_date] => 1984-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 2788 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/496/04496894.pdf [firstpage_image] =>[orig_patent_app_number] => 590507 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/590507
Arrangement for controllably driving an A.C. motor Mar 15, 1984 Issued
Array ( [id] => 2192269 [patent_doc_number] => 04546301 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-08 [patent_title] => 'Circuit and method for controlling an alternating or three-phase current motor' [patent_app_type] => 1 [patent_app_number] => 6/584970 [patent_app_country] => US [patent_app_date] => 1984-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1978 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/546/04546301.pdf [firstpage_image] =>[orig_patent_app_number] => 584970 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/584970
Circuit and method for controlling an alternating or three-phase current motor Feb 29, 1984 Issued
Array ( [id] => 2182836 [patent_doc_number] => 04509003 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-02 [patent_title] => 'Vector control method and system for an induction motor' [patent_app_type] => 1 [patent_app_number] => 6/585598 [patent_app_country] => US [patent_app_date] => 1984-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 8550 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/509/04509003.pdf [firstpage_image] =>[orig_patent_app_number] => 585598 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/585598
Vector control method and system for an induction motor Feb 29, 1984 Issued
Array ( [id] => 2160740 [patent_doc_number] => 04510430 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-09 [patent_title] => 'Vector control method and system for an induction motor' [patent_app_type] => 1 [patent_app_number] => 6/585599 [patent_app_country] => US [patent_app_date] => 1984-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 9472 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 460 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/510/04510430.pdf [firstpage_image] =>[orig_patent_app_number] => 585599 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/585599
Vector control method and system for an induction motor Feb 29, 1984 Issued
Array ( [id] => 2161965 [patent_doc_number] => 04521724 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-04 [patent_title] => 'Apparatus for processing energy regenerated by an AC motor' [patent_app_type] => 1 [patent_app_number] => 6/588870 [patent_app_country] => US [patent_app_date] => 1984-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4579 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/521/04521724.pdf [firstpage_image] =>[orig_patent_app_number] => 588870 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/588870
Apparatus for processing energy regenerated by an AC motor Feb 28, 1984 Issued
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