Granted Patent
Utility
US 6,506,158 · App. 09/827,926
Ultrasonic diagnosis apparatus
Inventors:
Tetsuya Kawagishi, Ryoichi Kanda, Yoshitaka Mine
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Apr 9, 2001
Inventors
Tetsuya Kawagishi
Ryoichi Kanda
Yoshitaka Mine
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.