| Application number | Title of the application | Filing Date | Status |
|---|
Array
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[patent_issue_date] => 1986-12-09
[patent_title] => 'Eddy current defect-detecting system for determining an inner or outer defect and its depth in metal tubes'
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Array
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[patent_doc_number] => 04656420
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[patent_kind] => NA
[patent_issue_date] => 1987-04-07
[patent_title] => 'Method and circuit arrangements for detecting and evaluating faults in recording media having digital signals recorded on one or more tracks'
[patent_app_type] => 1
[patent_app_number] => 6/540385
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[firstpage_image] =>[orig_patent_app_number] => 540385
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/540385 | Method and circuit arrangements for detecting and evaluating faults in recording media having digital signals recorded on one or more tracks | Oct 10, 1983 | Issued |
Array
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[patent_doc_number] => 04654589
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-03-31
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[patent_app_type] => 1
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[patent_app_date] => 1983-09-30
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Array
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[patent_doc_number] => 04646014
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[patent_kind] => NA
[patent_issue_date] => 1987-02-24
[patent_title] => 'Hall effect field sensor circuit with temperature compensation using OP amplifier'
[patent_app_type] => 1
[patent_app_number] => 6/534587
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[patent_app_date] => 1983-09-22
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[patent_issue_date] => 1985-01-01
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[rel_patent_id] =>[rel_patent_doc_number] =>) 06/533895 | Detachable magnetic coupler communication apparatus | Sep 20, 1983 | Issued |
Array
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[patent_kind] => NA
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Array
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[patent_doc_number] => 04564810
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[patent_issue_date] => 1986-01-14
[patent_title] => 'Aluminum cladding thickness measurement probe and instrument having an automatic calibration and readout circuit coupled to a differential amplifier circuit'
[patent_app_type] => 1
[patent_app_number] => 6/530447
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[pdf_file] => patents/04/564/04564810.pdf
[firstpage_image] =>[orig_patent_app_number] => 530447
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/530447 | Aluminum cladding thickness measurement probe and instrument having an automatic calibration and readout circuit coupled to a differential amplifier circuit | Sep 7, 1983 | Issued |
| 06/521311 | HIGH RESOLUTION SCANNING EDDY CURRENT DEFECT DETECTOR | Aug 7, 1983 | Abandoned |
Array
(
[id] => 2319121
[patent_doc_number] => 04700211
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[patent_issue_date] => 1987-10-13
[patent_title] => 'Sensitive magnetotransistor magnetic field sensor'
[patent_app_type] => 1
[patent_app_number] => 6/514881
[patent_app_country] => US
[patent_app_date] => 1983-07-18
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[firstpage_image] =>[orig_patent_app_number] => 514881
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/514881 | Sensitive magnetotransistor magnetic field sensor | Jul 17, 1983 | Issued |
Array
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[patent_doc_number] => 04678992
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[patent_issue_date] => 1987-07-07
[patent_title] => 'Electronic metal detector'
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[patent_app_number] => 6/513103
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[firstpage_image] =>[orig_patent_app_number] => 513103
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/513103 | Electronic metal detector | Jul 11, 1983 | Issued |
Array
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[patent_issue_date] => 1986-06-10
[patent_title] => 'Logging method and apparatus for measuring earth formation resistivity as well as arm mechanism for the same'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 06/511413 | Logging method and apparatus for measuring earth formation resistivity as well as arm mechanism for the same | Jul 5, 1983 | Issued |
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[rel_patent_id] =>[rel_patent_doc_number] =>) 06/510285 | Apparatus for detecting motion and direction using magnetoresistive sensors producing sum and difference signals | Jun 30, 1983 | Issued |
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[rel_patent_id] =>[rel_patent_doc_number] =>) 06/501769 | Magnetic field sensor comprising two component layer transistor of opposite polarities | Jun 6, 1983 | Issued |
| 06/499273 | METHOD AND APPARATUS FOR REDUCING GROENINGEN EFFECT ERRORS IN RESISTIVITY MEASUREMENTS OF AN EARTH FORMATION | May 30, 1983 | Abandoned |
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