CA

Clifton A. Alferness

AC Acorn Cardiovascular: 33 patents #1 of 33Top 4%
IN Incon-Trol: 24 patents #1 of 31Top 4%
SP Spiration: 21 patents #2 of 43Top 5%
CD Cardiac Dimensions: 9 patents #8 of 25Top 35%
CM Calibra Medical: 7 patents #4 of 11Top 40%
SM Shockwave Medical: 7 patents #7 of 42Top 20%
PH Physio-Control: 6 patents #71 of 303Top 25%
GA Gyrus Acmi: 5 patents #66 of 285Top 25%
ES Endogastric Solutions: 5 patents #7 of 11Top 65%
CP Cardiac Pacemakers: 1 patents #841 of 1,214Top 70%
MA Mardil: 1 patents #26 of 33Top 80%
BI Baker Medical Research Institute: 1 patents #6 of 15Top 40%
📍 Port Orchard, WA: #1 of 139 inventorsTop 1%
🗺 Washington: #152 of 76,902 inventorsTop 1%
Overall (All Time): #8,810 of 4,157,543Top 1%
127
Patents All Time

Issued Patents All Time

Showing 101–125 of 127 patents

Patent #TitleCo-InventorsDate
5531781 Implantable lead having a steering distal guide tip John R. Helland, Paul E. Kreyenhagen 1996-07-02
5509925 Atrial fibrillation detector and defibrillator using the same John M. Adams 1996-04-23
5490862 Atrial defibrillator having patient activated modality John M. Adams 1996-02-13
5486198 Atrial defibrillator and method for providing interval timing of successive intervals prior to cardioversion Gregory M. Ayers, Harley White 1996-01-23
5464431 Atrial fibrillation detector John M. Adams 1995-11-07
5433729 Atrial defibrillator, lead systems, and method John M. Adams, Paul E. Krevenhagen 1995-07-18
5403353 Post-heart surgery cardioverting system and method Gregory M. Ayers, Jerry C. Griffin, Kenneth R. Infinger 1995-04-04
5403354 Defibrillator and method utilizing three channel sensing John M. Adams 1995-04-04
5387233 Intravenous cardiac lead with improved fixation and method John R. Helland 1995-02-07
5350404 Lead system for use with an atrial defibrillator and method John M. Adams, Paul E. Kreyenhagen 1994-09-27
5348021 Apparatus and method for reliably detecting a depolarization activation wave of the heart and atrial defibrillator utilizing same John M. Adams, Kenneth R. Infinger 1994-09-20
5332400 Atrial defibrillator and method for providing pre-cardioversion warning 1994-07-26
5330496 Vascular catheter assembly for tissue penetration and for cardiac stimulation and methods thereof 1994-07-19
5330506 Reduced current cardiac pacing apparatus Raymond E. Ideker 1994-07-19
5304139 Improved lead configuration for an atrial defibrillator John M. Adams 1994-04-19
5304218 Cardiac lead implanting arrangement and method 1994-04-19
5282837 Atrial defibrillator and method John M. Adams 1994-02-01
5279291 Method for atrial defibrillation John M. Adams 1994-01-18
5269298 Atrial defibrillator and method for providing synchronized delayed cardioversion John M. Adams, Kenneth R. Infinger, Yixuan JIN 1993-12-14
5243975 Defibrillator with user-interactive screen display Bruce O'Connor 1993-09-14
5207219 Atrial defibrillator and method for providing interval timing prior to cardioversion John M. Adams, Kenneth R. Infinger, Joseph M. Bocek 1993-05-04
5158079 Implantable device for preventing tachyarrhythmias John M. Adams 1992-10-27
5135004 Implantable myocardial ischemia monitor and related method John M. Adams 1992-08-04
4915656 Discriminating medical electrode connector 1990-04-10
4424806 Automated ventilation, CPR, and circulatory assistance apparatus Bill Newman 1984-01-10