Granted Patent
Utility
US 4,546,760 · App. 06/480,181
Artificial heart driving apparatus
Inventors:
Akira Suzuki, Takeharu Oumi, Sanshiro Takamiya, Hideo Nakazawa
Patented Case
View Patent ↗
Granted: Oct 15, 1985
Filed: Mar 28, 1983
Inventors
Akira Suzuki
Takeharu Oumi
Sanshiro Takamiya
Hideo Nakazawa
Assignee (at issue)
AISIN SEIKI KABUSHIKI KAISHA
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.