Granted Patent
Utility
US 6,423,008 · App. 09/993,133
Ultrasonic probe
Inventors:
Eiichi Okawa, Takashi Suzuki
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Nov 14, 2001
Inventors
Eiichi Okawa
Takashi Suzuki
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
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.