ISSUED US PATENTS
U.S. Patent 9,943,675, issued April 17, 2018, Ultrasonic catheter power control, George Keilman, Douglas R. Hansmann, Azita Soltani, Richard R. Wilson (Owned by Ekos Corporation, a BTG company)
U.S. Patent 7,722,539, issued May 25, 2010, Treatment of unwanted tissue by the selective destruction of vasculature providing nutrients to the tissue, Stephen J. Carter, Shahram Vaezy, Roy W. Martin, George Keilman, Lawrence A. Crum
U.S. Patent 7,220,239, issued May 22, 2007, Catheter with multiple ultrasound radiating members, Richard R. Wilson, Robert L. Wilcox, Curtis Genstler, Tim Abrahamson, Wm. Gerrit Barrere, Amy Cohen, George Keilman, Leonard R. Oliver, Leonard R., Natalya Peskin (Owned by Ekos Corporation, a BTG company)
U.S. Patent 6,776,763, issued August 17, 2004, Ultrasonic transducer array and method of manufacturing the same, Elvin L. Nix, George W. Keilman, Robert J. Dickinson
U.S. Patent 6,749,406, issued June 15, 2004, Ultrasonic pump with non-planar transducer for generating focused longitudinal waves and pumping methods, George Keilman
U.S. Patent 6,716,184, issued April 6, 2004, Ultrasound therapy head configured to couple to an ultrasound imaging probe to facilitate contemporaneous imaging using low intensity ultrasound and treatment using high intensity focused ultrasound, Shahram Vaezy, Roy W. Martin, Stephen J. Carter, Stephen George W. Keilman, George W. , Victor Y. Fujimoto, Victor Y., Lawrence A. Crum
U.S. Patent 6,585,763, issued July 1, 2003, Implantable therapeutic device and method, George W. Keilman, George E. Cimochowski
U.S. Patent 6,425,867, issued July 30, 2002, Noise-free real time ultrasonic imaging of a treatment site undergoing high intensity focused ultrasound therapy, Shahram Vaezy, Roy W. Martin, Stephen J. Carter, George W. Keilman, Victor Y. Fujimoto, Lawrence A. Crum
U.S. Patent 6,398,734, issued June 4, 2002, Ultrasonic sensors for monitoring the condition of flow through a cardiac valve, George E. Cimochowski, George W. Keilman
U.S. Patent 5,967,989, issued October 19, 1999, Ultrasonic sensors for monitoring the condition of a vascular graft, George E. Cimochowski, George W. Keilman
U.S. Patent 5,967,986, issued October 19, 1999, Endoluminal implant with fluid flow sensing capability, George E. Cimochowski, George W. Keilman
U.S. Patent 5,271,406, issued December 21, 1993, Low-profile ultrasonic transducer incorporating static beam steering, Dipankar Ganguly, George W. Keilman
U.S. Patent 4,936,303, issued June 26, 1990, Ultrasonic heating apparatus and method, Sheldon P. Detwiler, George W. Keilman, Robert F. McConaghy
U.S. Patent 4,475,376, issued October 9, 1984, Apparatus for testing ultrasonic transducers, George W. Keilman
PENDING US PATENTS
U.S. Patent Application 2009000585, issued January 1, 2009, Endoluminal implant with therapeutic and diagnostic capability , George W. Keilman, George E. Cimochowski
U.S. Patent Application 20030018255, filed January 23, 2003, Method and apparatus for medical procedures using high-intensity focused ultrasound, Roy Martin, Lawrence Crum, Shahram Vaezy, Stephen Carter, W. Helton, Michael Gaps, Peter Kaczkowski, Andrew Proctor, George Keilman
U.S. Patent Application 20040049148, filed December 3, 2002, Small vessel ultrasound catheter, Oscar Rodriguez, Curtis Genstler, Tim Abrahamson, Wm. Gerrit Barrere, Frederick J. Bennett, George Keilman, Richard R. Wilson, Perry Todd Thompson (Owned by Ekos Corporation, a BTG company)