ANGEION CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61N ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY 899

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE38777 Dual battery power system for an implantable cardioverter defibrillator with voltage boosterDec 13, 96Aug 16, 05[A61N]
5441518 Implantable cardioverter defibrillator system having independently controllable electrode discharge pathwayJul 22, 93Aug 15, 95[A61N]
5439482 Prophylactic implantable cardioverter-defibrillatorSep 23, 93Aug 08, 95[A61N]
5431687 Impedance timed defibrillation systemApr 09, 93Jul 11, 95[A61N]
5407444 Staged energy concentration for a defibrillatorDec 18, 92Apr 18, 95[A61N]
5391185 Atrial cardioverter with ventricular protectionFeb 22, 93Feb 21, 95[A61N]
5391186 Method and apparatus for utilizing short tau capacitors in an implantable cardioverter defibrillatorDec 13, 93Feb 21, 95[A61N]
5300110 Dirk-based epicardial defibrillation electrodeOct 15, 92Apr 05, 94[A61N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6093982 High voltage output array switching systemExpiredNov 15, 96Jul 25, 00[A61N, H01H]
5919211 ICD power source using multiple single use batteriesExpiredJun 27, 97Jul 06, 99[A61N]
5919213 Defibrillation test system using actual ICD housing electrodeExpiredSep 16, 96Jul 06, 99[A61N]
5913878 Tiered therapy cardiac detection system having a global counterExpiredFeb 10, 98Jun 22, 99[A61N]
5899923 Automatic capacitor maintenance system for an implantable cardioverter defibrillatorExpiredMar 22, 96May 04, 99[A61N]
5861006 System for selectively reforming an ICDExpiredNov 15, 96Jan 19, 99[A61N]
5833712 Implantable defibrillator system for generating a biphasic waveformExpiredApr 21, 95Nov 10, 98[A61N]
5814090 Implantable medical device having heat-shrink conforming shieldExpiredNov 18, 96Sep 29, 98[A61N]
5792187 Neuro-stimulation to control pain during cardioversion defibrillationExpiredOct 05, 95Aug 11, 98[A61N]
5766226 Switched discharge pathways for ICD having multiple output capacitorsExpiredDec 09, 96Jun 16, 98[A61N]
5749910 Shield for implantable cardioverter defibrillatorExpiredJun 07, 95May 12, 98[A61N]
5741303 Electrode back-charging pre-treatment system for an implantable cardioverter defibrillatorExpiredSep 05, 95Apr 21, 98[A61N]
5738105 Method and apparatus for sensing R-waves using both near field and far field sensing simultaneouslyExpiredOct 24, 95Apr 14, 98[A61B]
5735878 Implantable defibrillator having multiple pathwaysExpiredDec 22, 95Apr 07, 98[A61N]
5733309 Method and apparatus for capacitive switching output for implantable cardioverter defibrillatorExpiredMay 13, 96Mar 31, 98[A61N]
5718718 Method and apparatus for polarity reversal of consecutive defibrillation countershocks having back biasing precharge pulsesExpiredMar 04, 96Feb 17, 98[A61N]
5713944 Cardioversion-defibrillation catheter lead having selectively exposable outer conductorsExpiredFeb 13, 96Feb 03, 98[A61N]
5709709 ICD with rate-responsive pacingExpiredFeb 13, 96Jan 20, 98[A61N]
5690685 Automatic battery-maintaining implantable cardioverter defibrillator and method for useExpiredOct 27, 95Nov 25, 97[A61N]
5674248 Staged energy concentration for an implantable biomedical deviceExpiredJun 07, 95Oct 07, 97[A61N]

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