IP Library › Granted Patent US 5,315,205
Granted Patent Utility
US 5,315,205 · App. 07/946,946

Piezoelectric vibrator capable of reliably preventing dielectric breakdown and a method of manufacturing the same

Inventors: Tomeji Ohno, Tetsuo Yoshida, Yoshiaki Fuda
Patented Case View Patent ↗
Granted: May 24, 1994 Filed: Sep 17, 1992
Inventors
Tomeji Ohno
Tetsuo Yoshida
Yoshiaki Fuda
Assignee (at issue)
TOKIN CORPORATION

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 5,315,205
App. No.
07/946,946
Filed
1992-09-17
Granted
1994-05-24
Kind
A