Granted Patent
Utility
US 6,412,978 · App. 09/476,082
X-ray diagnostic apparatus
Inventors:
Naoto Watanabe, Satoru Oishi
Patented Case
View Patent ↗
Granted: Jul 2, 2002
Filed: Jan 3, 2000
Inventors
Naoto Watanabe
Satoru Oishi
Assignee (at issue)
Kabushiki Kaisha Toshiba
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.