Biomagnetic Technologies, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 10230
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 4155
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 365
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 349
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
  
 
B31C MAKING WOUND ARTICLES, e.g. WOUND TUBES 18
 
  
 
G08C TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS 154
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183
 
  
 
H04J MULTIPLEX COMMUNICATION 1124
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5526811 Apparatus and process for determining the sources of biomagnetic activityJun 15, 93Jun 18, 96[A61B]
5506200 Compact superconducting magnetometer having no vacuum insulationFeb 06, 92Apr 09, 96[G01R]
5497828 Solid conductor thermal feedthroughJun 07, 95Mar 12, 96[F25B, F28F]
5494033 Biomagnetometer with sealed vacuum enclosure and solid conduction coolingJun 21, 93Feb 27, 96[A61B]
5494101 Solid conductor thermal feedthroughJun 07, 95Feb 27, 96[F25B, F28F]
5471985 Biomagnetometer with whole head coverage of a seated or reclined subjectAug 01, 94Dec 05, 95[A61B]
5452550 Magnetically shielded room with sliding doorMay 31, 94Sep 26, 95[H05K]
5444372 Magnetometer and method of measuring a magnetic fieldJul 22, 92Aug 22, 95[G01R]
5444373 Biomagnetometer with selectable pickup coil arrayMay 23, 94Aug 22, 95[G08C, A61B, G01R, H04J]
5441107 Solid conductor thermal feedthroughJun 21, 93Aug 15, 95[F25B, F28F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6144872 Analyzing events in the thalamus by noninvasive measurements of the cortex of the brainExpiredApr 30, 99Nov 07, 00[A61B]
5794622 Measurement of fluid flows in a living organismExpiredMay 24, 96Aug 18, 98[A61B]
5713354 Biomagnetometer with whole head coverage of a seated reclined subjectExpiredMay 30, 95Feb 03, 98[A61B]
5603321 Artifact removal from physiological signalsExpiredAug 07, 95Feb 18, 97[A61B]
5372132 Sensor positioning aid and methodExpiredJul 09, 92Dec 13, 94[A61B, G01R]
5335464 Magnetically shielded room with sliding doorExpiredNov 14, 91Aug 09, 94[H05K]
5311867 Detection and grouping analysis of cardiac cyclesExpiredJan 04, 93May 17, 94[A61B]
5158932 Superconducting biomagnetometer with inductively coupled pickup coilExpiredJul 17, 90Oct 27, 92[A61B, H01B, G01R, H01F]
5121055 Verification of the operation of a biomagnetometerExpiredJul 26, 90Jun 09, 92[G01R]
5081071 Magnetically shielded enclosureExpiredApr 05, 88Jan 14, 92[H01B]
5061680 Superconducting biomagnetometer with remote pickup coilExpiredJul 31, 89Oct 29, 91[A61B, H01B, G01R, H01F]
5043529 Construction of shielded rooms using sealants that prevent electromagnetic and magnetic field leakageExpiredJul 13, 90Aug 27, 91[H01S, H05K]
5027819 Measurement of visually induced biomagnetic responsesExpiredJul 12, 90Jul 02, 91[A61B]
5016128 Superconducting information storage deviceExpiredApr 27, 88May 14, 91[G11B]
4977896 Analysis of biological signals using data from arrays of sensorsExpiredMay 26, 89Dec 18, 90[A61B]
4933040 Hollow article formed of composite materialExpiredAug 17, 88Jun 12, 90[B31C]
4872321 Nonimmersive cryogenic coolerExpiredApr 27, 88Oct 10, 89[F25B]
4827217 Low noise cryogenic apparatus for making magnetic measurementsExpiredApr 10, 87May 02, 89[G01N, A61B, G01R]
4793355 Apparatus for process for making biomagnetic measurementsExpiredApr 17, 87Dec 27, 88[A61B]
4773952 Nonmetallic cylindrical cryogenic containerExpiredAug 03, 87Sep 27, 88[B31C]

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