Granted Patent
Utility
US 6,411,014 · App. 09/566,612
Cylindrical transducer apparatus
Inventor:
Minoru Toda
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: May 9, 2000
Inventor
Minoru Toda
Assignee (at issue)
MEASUREMENT SPECIALTIES, INC.
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.