
John M. Hoffmann
Examiner (ID: 18594, Phone: (571)272-1191 , Office: P/1741 )
| Most Active Art Unit | 1731 |
| Art Unit(s) | 1791, 1731, 1303, 1741, 1712, 1304 |
| Total Applications | 1565 |
| Issued Applications | 722 |
| Pending Applications | 142 |
| Abandoned Applications | 703 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2550324
[patent_doc_number] => 04804858
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-02-14
[patent_title] => 'Power supply circuit for a diode adapted to emit light in dependence of the prevailing surrounding light'
[patent_app_type] => 1
[patent_app_number] => 7/174780
[patent_app_country] => US
[patent_app_date] => 1988-03-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 841
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/804/04804858.pdf
[firstpage_image] =>[orig_patent_app_number] => 174780
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/174780 | Power supply circuit for a diode adapted to emit light in dependence of the prevailing surrounding light | Mar 28, 1988 | Issued |
Array
(
[id] => 2572734
[patent_doc_number] => 04858100
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-08-15
[patent_title] => 'Electric power converter'
[patent_app_type] => 1
[patent_app_number] => 7/174903
[patent_app_country] => US
[patent_app_date] => 1988-03-29
[patent_effective_date] => 0000-00-00
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[firstpage_image] =>[orig_patent_app_number] => 174903
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/174903 | Electric power converter | Mar 28, 1988 | Issued |
Array
(
[id] => 2556293
[patent_doc_number] => 04811191
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-03-07
[patent_title] => 'CMOS rectifier circuit'
[patent_app_type] => 1
[patent_app_number] => 7/173954
[patent_app_country] => US
[patent_app_date] => 1988-03-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 3660
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[pdf_file] => patents/04/811/04811191.pdf
[firstpage_image] =>[orig_patent_app_number] => 173954
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/173954 | CMOS rectifier circuit | Mar 27, 1988 | Issued |
Array
(
[id] => 2551704
[patent_doc_number] => 04810949
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-03-07
[patent_title] => 'Digitally controlled monotonic attenuator'
[patent_app_type] => 1
[patent_app_number] => 7/174290
[patent_app_country] => US
[patent_app_date] => 1988-03-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/810/04810949.pdf
[firstpage_image] =>[orig_patent_app_number] => 174290
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/174290 | Digitally controlled monotonic attenuator | Mar 27, 1988 | Issued |
Array
(
[id] => 2547732
[patent_doc_number] => 04827206
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-05-02
[patent_title] => 'Solar power system for electronic parking meter'
[patent_app_type] => 1
[patent_app_number] => 7/173582
[patent_app_country] => US
[patent_app_date] => 1988-03-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 17
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[pdf_file] => patents/04/827/04827206.pdf
[firstpage_image] =>[orig_patent_app_number] => 173582
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/173582 | Solar power system for electronic parking meter | Mar 24, 1988 | Issued |
Array
(
[id] => 2520215
[patent_doc_number] => 04841429
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-06-20
[patent_title] => 'Capacitive coupled power supplies'
[patent_app_type] => 1
[patent_app_number] => 7/173223
[patent_app_country] => US
[patent_app_date] => 1988-03-24
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/841/04841429.pdf
[firstpage_image] =>[orig_patent_app_number] => 173223
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/173223 | Capacitive coupled power supplies | Mar 23, 1988 | Issued |
Array
(
[id] => 2560600
[patent_doc_number] => 04833587
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-05-23
[patent_title] => 'Semiconductor switching circuit'
[patent_app_type] => 1
[patent_app_number] => 7/171383
[patent_app_country] => US
[patent_app_date] => 1988-03-21
[patent_effective_date] => 0000-00-00
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[patent_no_of_words] => 2321
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[pdf_file] => patents/04/833/04833587.pdf
[firstpage_image] =>[orig_patent_app_number] => 171383
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/171383 | Semiconductor switching circuit | Mar 20, 1988 | Issued |
Array
(
[id] => 2502887
[patent_doc_number] => 04847746
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-07-11
[patent_title] => 'Inverter to feed a load having an inductive component'
[patent_app_type] => 1
[patent_app_number] => 7/171178
[patent_app_country] => US
[patent_app_date] => 1988-03-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[pdf_file] => patents/04/847/04847746.pdf
[firstpage_image] =>[orig_patent_app_number] => 171178
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/171178 | Inverter to feed a load having an inductive component | Mar 20, 1988 | Issued |
Array
(
[id] => 2520196
[patent_doc_number] => 04841428
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-06-20
[patent_title] => 'Non-saturating magnetic amplifier controller'
[patent_app_type] => 1
[patent_app_number] => 7/169921
[patent_app_country] => US
[patent_app_date] => 1988-03-18
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/841/04841428.pdf
[firstpage_image] =>[orig_patent_app_number] => 169921
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/169921 | Non-saturating magnetic amplifier controller | Mar 17, 1988 | Issued |
Array
(
[id] => 2454719
[patent_doc_number] => 04791544
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-12-13
[patent_title] => 'Regulating control for single-ended switching power supply'
[patent_app_type] => 1
[patent_app_number] => 7/169606
[patent_app_country] => US
[patent_app_date] => 1988-03-17
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/791/04791544.pdf
[firstpage_image] =>[orig_patent_app_number] => 169606
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/169606 | Regulating control for single-ended switching power supply | Mar 16, 1988 | Issued |
Array
(
[id] => 2524267
[patent_doc_number] => 04875152
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-10-17
[patent_title] => 'Electrical tap switch'
[patent_app_type] => 1
[patent_app_number] => 7/169013
[patent_app_country] => US
[patent_app_date] => 1988-03-16
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[pdf_file] => patents/04/875/04875152.pdf
[firstpage_image] =>[orig_patent_app_number] => 169013
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/169013 | Electrical tap switch | Mar 15, 1988 | Issued |
Array
(
[id] => 2556275
[patent_doc_number] => 04811190
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-03-07
[patent_title] => 'Capacitive boost circuit for extending hold up time'
[patent_app_type] => 1
[patent_app_number] => 7/169091
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[patent_app_date] => 1988-03-03
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[firstpage_image] =>[orig_patent_app_number] => 169091
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/169091 | Capacitive boost circuit for extending hold up time | Mar 2, 1988 | Issued |
Array
(
[id] => 2571334
[patent_doc_number] => 04835668
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-05-30
[patent_title] => 'Power supply with two output voltages'
[patent_app_type] => 1
[patent_app_number] => 7/161522
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[firstpage_image] =>[orig_patent_app_number] => 161522
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/161522 | Power supply with two output voltages | Feb 28, 1988 | Issued |
Array
(
[id] => 2497075
[patent_doc_number] => 04802077
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[patent_kind] => NA
[patent_issue_date] => 1989-01-31
[patent_title] => 'PWM inverter controller'
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[pdf_file] => patents/04/802/04802077.pdf
[firstpage_image] =>[orig_patent_app_number] => 162082
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/162082 | PWM inverter controller | Feb 28, 1988 | Issued |
Array
(
[id] => 2556194
[patent_doc_number] => 04811186
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[patent_kind] => NA
[patent_issue_date] => 1989-03-07
[patent_title] => 'High frequency-high voltage power converter circuit'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 07/160381 | High frequency-high voltage power converter circuit | Feb 24, 1988 | Issued |
Array
(
[id] => 2450574
[patent_doc_number] => 04792886
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[patent_issue_date] => 1988-12-20
[patent_title] => 'Device comprising an electronic circuit for processing an analog signal'
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[firstpage_image] =>[orig_patent_app_number] => 156880
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/156880 | Device comprising an electronic circuit for processing an analog signal | Feb 17, 1988 | Issued |
Array
(
[id] => 2537123
[patent_doc_number] => 04862343
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[patent_kind] => NA
[patent_issue_date] => 1989-08-29
[patent_title] => 'Induction motor control apparatus'
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[pdf_file] => patents/04/862/04862343.pdf
[firstpage_image] =>[orig_patent_app_number] => 157041
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/157041 | Induction motor control apparatus | Feb 15, 1988 | Issued |
Array
(
[id] => 2561706
[patent_doc_number] => 04816742
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[patent_kind] => NA
[patent_issue_date] => 1989-03-28
[patent_title] => 'Stabilized current and voltage reference sources'
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[firstpage_image] =>[orig_patent_app_number] => 156381
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/156381 | Stabilized current and voltage reference sources | Feb 15, 1988 | Issued |
Array
(
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[patent_issue_date] => 1989-03-28
[patent_title] => 'Power control device for the magnetron of microwave oven'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 07/153057 | Power control device for the magnetron of microwave oven | Feb 7, 1988 | Issued |
Array
(
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[firstpage_image] =>[orig_patent_app_number] => 152169
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/152169 | Regulator for current source transistor bias voltage | Feb 3, 1988 | Issued |