Research/Patents/US 5852589
US 5852589Tier 1 — UAP Program Assignee

LOW COST COMPOSITE TRANSDUCER

Assignee

Raytheon

Filed as: RAYTHEON COMPANY, A CORP. OF DE

Filed

Jul 19, 1990

Granted

Dec 22, 1998

Location

BILLERICA MA US

Abstract

A composite sensor includes at least one layer comprising a piezoelectric material such as a molecularly poled polymer material or a ceramic material having disposed therebetween a material which enhances the piezoelectric properties of the piezoelectric material. One pair of edges of said composite sensor are constrained from expanding in response to a force applied to the sensor.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Feb 28, 1991

Rescinded

Jun 23, 1997

Duration

6 years, 3 months

Inventor

  • 1DAVID T. WILSON
Back to patent indexSource: USPTO 35 USC §181 secrecy order records