Granted Patent
Utility
US 4,630,612 · App. 06/614,432
Ultrasonic diagnostic apparatus
Inventors:
Rokuroh Uchida, Katsuhiko Nagasaki, Yasunori Miyake, Michio Ohno, Hitoshi Takeichi, Hiroji Matsumoto
Patented Case
View Patent ↗
Granted: Dec 23, 1986
Filed: May 25, 1984
Inventors
Rokuroh Uchida
Katsuhiko Nagasaki
Yasunori Miyake
Michio Ohno
Hitoshi Takeichi
Hiroji Matsumoto
Assignees (at issue)
Aloka Co., Ltd.
Hayashi Electric Co., 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.