Granted Patent
Utility
US 6,626,855 · App. 09/721,526
Controlled high efficiency lesion formation using high intensity ultrasound
Inventors:
Lee Weng, David M. Perozek, Jimin Zhang
Patented Case
View Patent ↗
Granted: Sep 30, 2003
Filed: Nov 22, 2000
Inventors
Lee Weng
David M. Perozek
Jimin Zhang
Assignee (at issue)
Therus 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.