Granted Patent
Utility
US 5,336,960 · App. 08/053,963
Gyroscope using circular rod type piezoelectric vibrator
Inventors:
Hiroshi Shimizu, Tetsuo Yoshida, Chikara Mashiko
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Apr 27, 1993
Inventors
Hiroshi Shimizu
Tetsuo Yoshida
Chikara Mashiko
Assignees (at issue)
TOKIN CORPORATION
Hiroshi Shimizu
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.