Liautaud; Christian

Patent Applications and Registrations

Patent applications and USPTO patent grants for Liautaud; Christian.The latest application filed is for "touch fingerprint sensor using 1-3 piezo composites and acoustic impediography principle".

Company Profile

0.7.8

Liautaud; Christian - Boca Raton FL

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Piezoelectric identification device and applications thereof Grant RE47,158 - Schmitt , et al. Dec	2018-12-11
Multiplexer for a piezo ceramic identification device Grant 9,056,082 - Liautaud , et al. June 16, 2	2015-06-16
PLL adjustment to find and maintain resonant frequency of piezo electric finger print sensor Grant 8,515,135 - Clarke , et al. August 20, 2	2013-08-20
Piezoelectric identification device and applications thereof Grant 8,508,103 - Schmitt , et al. August 13, 2	2013-08-13
Touch Fingerprint Sensor Using 1-3 Piezo Composites and Acoustic Impediography Principle App 20120279865 - Regniere; Louis ; et al.	2012-11-08
Electrical System, Method, and Apparatus of Fingerprint Sensor Using Acoustic Impediography App 20120092026 - Liautaud; Christian ; et al.	2012-04-19
Piezoelectric Identification Device and Applications Thereof App 20100239133 - Schmitt; Rainer M. ; et al.	2010-09-23
Multiplexer for a Piezo Ceramic Identification Device App 20100237992 - Liautaud; Christian	2010-09-23
Method and System for Image Resolution Improvement of Biometric Digit Imprint Sensors Using Staggered Rows App 20090279745 - Liautaud; Christian	2009-11-12
Method, apparatus and computer program product to determine a resonant frequency in a biometric sensor App 20090279746 - Clarke; David Brian ; et al.	2009-11-12
Hand-held personal identification device with distributed control system App 20060018519 - Siegel; William G. ; et al.	2006-01-26
Hand-held personal identification analysis device and methods of use App 20060013447 - Siegel; William G. ; et al.	2006-01-19

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