Search

Devon C. Kramer

Supervisory Patent Examiner (ID: 3424, Phone: (571)272-7118 , Office: P/3746 )

Most Active Art Unit
3683
Art Unit(s)
3741, 3683, 3746, 3613
Total Applications
1041
Issued Applications
673
Pending Applications
85
Abandoned Applications
284

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4138923 [patent_doc_number] => 06147477 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-14 [patent_title] => 'DC to DC converter producing output voltage exhibiting rise and fall characteristics independent of load thereon' [patent_app_type] => 1 [patent_app_number] => 8/884082 [patent_app_country] => US [patent_app_date] => 1997-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 31 [patent_no_of_words] => 12500 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 20 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/147/06147477.pdf [firstpage_image] =>[orig_patent_app_number] => 884082 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/884082
DC to DC converter producing output voltage exhibiting rise and fall characteristics independent of load thereon Jun 26, 1997 Issued
Array ( [id] => 4033158 [patent_doc_number] => 05903142 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-11 [patent_title] => 'Low distortion level shifter' [patent_app_type] => 1 [patent_app_number] => 8/883971 [patent_app_country] => US [patent_app_date] => 1997-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 1982 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/903/05903142.pdf [firstpage_image] =>[orig_patent_app_number] => 883971 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/883971
Low distortion level shifter Jun 26, 1997 Issued
Array ( [id] => 3846870 [patent_doc_number] => 05847554 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-08 [patent_title] => 'Synchronous switching regulator which employs switch voltage-drop for current sensing' [patent_app_type] => 1 [patent_app_number] => 8/878631 [patent_app_country] => US [patent_app_date] => 1997-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4370 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/847/05847554.pdf [firstpage_image] =>[orig_patent_app_number] => 878631 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/878631
Synchronous switching regulator which employs switch voltage-drop for current sensing Jun 12, 1997 Issued
Array ( [id] => 4004327 [patent_doc_number] => 05892668 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-06 [patent_title] => 'Noise-cut filter for power converter' [patent_app_type] => 1 [patent_app_number] => 8/872541 [patent_app_country] => US [patent_app_date] => 1997-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 21 [patent_no_of_words] => 6990 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/892/05892668.pdf [firstpage_image] =>[orig_patent_app_number] => 872541 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/872541
Noise-cut filter for power converter Jun 9, 1997 Issued
Array ( [id] => 3820170 [patent_doc_number] => 05831837 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-03 [patent_title] => 'Switch mode power supply' [patent_app_type] => 1 [patent_app_number] => 8/860041 [patent_app_country] => US [patent_app_date] => 1997-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3003 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/831/05831837.pdf [firstpage_image] =>[orig_patent_app_number] => 860041 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/860041
Switch mode power supply Jun 8, 1997 Issued
Array ( [id] => 4064494 [patent_doc_number] => 05969962 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-19 [patent_title] => 'Low line harmonic AC to DC power supply' [patent_app_type] => 1 [patent_app_number] => 8/871052 [patent_app_country] => US [patent_app_date] => 1997-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 11772 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/969/05969962.pdf [firstpage_image] =>[orig_patent_app_number] => 871052 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/871052
Low line harmonic AC to DC power supply Jun 8, 1997 Issued
Array ( [id] => 3844621 [patent_doc_number] => 05815381 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-29 [patent_title] => 'Single-barrier closed loop DC-to-DC converter and method' [patent_app_type] => 1 [patent_app_number] => 8/870211 [patent_app_country] => US [patent_app_date] => 1997-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5212 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/815/05815381.pdf [firstpage_image] =>[orig_patent_app_number] => 870211 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/870211
Single-barrier closed loop DC-to-DC converter and method Jun 5, 1997 Issued
Array ( [id] => 4053924 [patent_doc_number] => 05909367 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-01 [patent_title] => 'Modular AC-AC variable voltage and variable frequency power conveter system and control' [patent_app_type] => 1 [patent_app_number] => 8/867035 [patent_app_country] => US [patent_app_date] => 1997-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 23 [patent_no_of_words] => 4304 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/909/05909367.pdf [firstpage_image] =>[orig_patent_app_number] => 867035 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/867035
Modular AC-AC variable voltage and variable frequency power conveter system and control Jun 1, 1997 Issued
Array ( [id] => 4418538 [patent_doc_number] => 06239999 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Multiple power supply traction system, and a method of Implementation' [patent_app_type] => 1 [patent_app_number] => 8/867530 [patent_app_country] => US [patent_app_date] => 1997-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 957 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/239/06239999.pdf [firstpage_image] =>[orig_patent_app_number] => 867530 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/867530
Multiple power supply traction system, and a method of Implementation Jun 1, 1997 Issued
Array ( [id] => 4004464 [patent_doc_number] => 05892677 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-06 [patent_title] => 'Adaptive overlapping communication control of modular AC-AC converter and integration with device module of multiple AC-AC switches' [patent_app_type] => 1 [patent_app_number] => 8/867125 [patent_app_country] => US [patent_app_date] => 1997-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 22 [patent_no_of_words] => 6136 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/892/05892677.pdf [firstpage_image] =>[orig_patent_app_number] => 867125 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/867125
Adaptive overlapping communication control of modular AC-AC converter and integration with device module of multiple AC-AC switches Jun 1, 1997 Issued
Array ( [id] => 3919421 [patent_doc_number] => RE036098 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-16 [patent_title] => 'Optimal resetting of the transformer\'s core in single-ended forward converters' [patent_app_type] => 2 [patent_app_number] => 8/866020 [patent_app_country] => US [patent_app_date] => 1997-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 4649 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 39 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/036/RE036098.pdf [firstpage_image] =>[orig_patent_app_number] => 866020 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/866020
Optimal resetting of the transformer's core in single-ended forward converters May 29, 1997 Issued
Array ( [id] => 4045197 [patent_doc_number] => 05856920 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-05 [patent_title] => 'Method and apparatus for estimating a phase error between two independent timebases' [patent_app_type] => 1 [patent_app_number] => 8/866875 [patent_app_country] => US [patent_app_date] => 1997-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 9756 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/856/05856920.pdf [firstpage_image] =>[orig_patent_app_number] => 866875 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/866875
Method and apparatus for estimating a phase error between two independent timebases May 29, 1997 Issued
Array ( [id] => 4245775 [patent_doc_number] => 06075714 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Regulated drive for vibratory feeders' [patent_app_type] => 1 [patent_app_number] => 8/866164 [patent_app_country] => US [patent_app_date] => 1997-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 4 [patent_no_of_words] => 4096 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/075/06075714.pdf [firstpage_image] =>[orig_patent_app_number] => 866164 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/866164
Regulated drive for vibratory feeders May 29, 1997 Issued
Array ( [id] => 4126553 [patent_doc_number] => 06046921 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-04 [patent_title] => 'Modular power supply' [patent_app_type] => 1 [patent_app_number] => 8/866434 [patent_app_country] => US [patent_app_date] => 1997-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 20 [patent_no_of_words] => 9530 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/046/06046921.pdf [firstpage_image] =>[orig_patent_app_number] => 866434 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/866434
Modular power supply May 29, 1997 Issued
Array ( [id] => 3993425 [patent_doc_number] => 05910889 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-08 [patent_title] => 'Hybrid active power filter with programmed impedance characteristics' [patent_app_type] => 1 [patent_app_number] => 8/864999 [patent_app_country] => US [patent_app_date] => 1997-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3923 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/910/05910889.pdf [firstpage_image] =>[orig_patent_app_number] => 864999 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/864999
Hybrid active power filter with programmed impedance characteristics May 28, 1997 Issued
Array ( [id] => 4060575 [patent_doc_number] => 05870299 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-09 [patent_title] => 'Method and apparatus for damping ringing in self-driven synchronous rectifiers' [patent_app_type] => 1 [patent_app_number] => 8/858181 [patent_app_country] => US [patent_app_date] => 1997-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3383 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/870/05870299.pdf [firstpage_image] =>[orig_patent_app_number] => 858181 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/858181
Method and apparatus for damping ringing in self-driven synchronous rectifiers May 27, 1997 Issued
Array ( [id] => 3749525 [patent_doc_number] => 05801524 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-01 [patent_title] => 'Voltage controlled current source for low voltage applications' [patent_app_type] => 1 [patent_app_number] => 8/863151 [patent_app_country] => US [patent_app_date] => 1997-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2264 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/801/05801524.pdf [firstpage_image] =>[orig_patent_app_number] => 863151 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/863151
Voltage controlled current source for low voltage applications May 26, 1997 Issued
Array ( [id] => 3959723 [patent_doc_number] => 05991166 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-23 [patent_title] => 'Switching power supply' [patent_app_type] => 1 [patent_app_number] => 8/862764 [patent_app_country] => US [patent_app_date] => 1997-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 7055 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/991/05991166.pdf [firstpage_image] =>[orig_patent_app_number] => 862764 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/862764
Switching power supply May 22, 1997 Issued
Array ( [id] => 3755824 [patent_doc_number] => 05801932 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-01 [patent_title] => 'Interleaved current-fed forward converter' [patent_app_type] => 1 [patent_app_number] => 8/859164 [patent_app_country] => US [patent_app_date] => 1997-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 2533 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/801/05801932.pdf [firstpage_image] =>[orig_patent_app_number] => 859164 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/859164
Interleaved current-fed forward converter May 19, 1997 Issued
Array ( [id] => 4076699 [patent_doc_number] => 05867373 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-02 [patent_title] => 'Switched-mode power supply' [patent_app_type] => 1 [patent_app_number] => 8/847025 [patent_app_country] => US [patent_app_date] => 1997-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2518 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/867/05867373.pdf [firstpage_image] =>[orig_patent_app_number] => 847025 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/847025
Switched-mode power supply Apr 30, 1997 Issued
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