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Walter C. Hernandez
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Falls Church, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Devices and methods for passive navigation
Patent number
9,243,915
Issue date
Jan 26, 2016
Physical Devices, LLC
Walter C. Hernandez
G01 - MEASURING TESTING
Information
Patent Grant
Sound canceling systems and methods
Patent number
7,835,529
Issue date
Nov 16, 2010
iRobot Corporation
Walter C. Hernandez
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Sound production systems and methods for providing sound inside a h...
Patent number
7,430,300
Issue date
Sep 30, 2008
Digisenz LLC
Frederick Vosburgh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dynamic, non-uniform clock for resampling and processing machine si...
Patent number
5,825,657
Issue date
Oct 20, 1998
Monitoring Technology Corporation
Walter C. Hernandez
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for analyzing the condition and performance of...
Patent number
5,686,669
Issue date
Nov 11, 1997
Monitoring Technology Corporation
Walter C. Hernandez
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for analyzing and detecting faults in bearings...
Patent number
5,511,422
Issue date
Apr 30, 1996
Monitoring Technology Corporation
Walter C. Hernandez
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Digital signal processing of encoder signals to detect resonances i...
Patent number
5,501,105
Issue date
Mar 26, 1996
Monitoring Technology Corp.
Walter Hernandez
G01 - MEASURING TESTING
Information
Patent Grant
Noninvasive method and apparatus for determining resonance informat...
Patent number
5,365,787
Issue date
Nov 22, 1994
Monitoring Technology Corp.
Walter Hernandez
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for detecting gear defects
Patent number
4,931,949
Issue date
Jun 5, 1990
Monitoring Technology Corporation
Walter C. Hernandez
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for detecting the presence of an animate body...
Patent number
4,415,979
Issue date
Nov 15, 1983
Ensco, Inc.
Walter C. Hernandez
G08 - SIGNALLING
Patents Applications
last 30 patents
Information
Patent Application
WHOLE-BODY PLETYSMOGRAPHY SYSTEM FOR THE CONTINUOUS CHARACTERIZATIO...
Publication number
20150119740
Publication date
Apr 30, 2015
The Johns Hopkins University
Adam Breaux Hernandez
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DEVICES AND METHODS FOR PASSIVE NAVIGATION
Publication number
20150106008
Publication date
Apr 16, 2015
PHYSICAL DEVICES, LLC
Walter C. Hernandez
G01 - MEASURING TESTING
Information
Patent Application
Sound production systems and methods for providing sound inside a h...
Publication number
20050117771
Publication date
Jun 2, 2005
Frederick Vosburgh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Noninvasive cardiovascular monitoring methods and devices
Publication number
20050096557
Publication date
May 5, 2005
Frederick Vosburgh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Sound canceling systems and methods
Publication number
20040234080
Publication date
Nov 25, 2004
Walter C. Hernandez
G10 - MUSICAL INSTRUMENTS ACOUSTICS