Granted Patent
Utility
US 6,685,644 · App. 10/127,534
Ultrasound diagnostic apparatus
Inventors:
Yasutsugu Seo, Yasuo Miyajima, Masaaki Ishiguro
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Apr 23, 2002
Inventors
Yasutsugu Seo
Yasuo Miyajima
Masaaki Ishiguro
Assignees (at issue)
Kabushiki Kaisha Toshiba
Fuji Photo Optical 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.