Granted Patent
Utility
US 6,086,534 · App. 08/812,656
Apparatus and method of myocardial revascularization using ultrasonic pulse-echo distance ranging
Inventor:
Randy J. Kesten
Patented Case
View Patent ↗
Granted: Jul 11, 2000
Filed: Mar 7, 1997
Inventor
Randy J. Kesten
Assignee (at issue)
Cardiogenesis Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.