Granted Patent
Utility
US 5,647,360 · App. 08/491,326
Digital subtraction angiography for 3D diagnostic imaging
Inventors:
Ali Bani-Hashemi, Sumitro Samaddar, Dietmar Hentschel
Patented Case
View Patent ↗
Granted: Jul 15, 1997
Filed: Jun 30, 1995
Inventors
Ali Bani-Hashemi
Sumitro Samaddar
Dietmar Hentschel
Assignee (at issue)
Siemens Corporate Research, Inc.
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.