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Littleton, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Impact-reinforced piezocomposite transducer array
Patent number
6,806,622
Issue date
Oct 19, 2004
Materials Systems, Inc.
Gerald E. Schmidt
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Roller transducer apparatus
Patent number
6,688,178
Issue date
Feb 10, 2004
Materials Systems, Inc.
Gerald E. Schmidt
G01 - MEASURING TESTING
Information
Patent Grant
Multilayer capacitor and method
Patent number
6,579,600
Issue date
Jun 17, 2003
Materials Systems, Inc.
Leslie J. Bowen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Pressure resistant piezoelectric acoustic sensor
Patent number
6,262,517
Issue date
Jul 17, 2001
Materials Systems, Inc.
Gerald E. Schmidt
G01 - MEASURING TESTING
Information
Patent Grant
Low voltage piezoelectric actuator
Patent number
6,111,818
Issue date
Aug 29, 2000
Materials Systems Inc.
Leslie J. Bowen
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Serpentine cross-section piezoelectric linear actuator
Patent number
6,107,726
Issue date
Aug 22, 2000
Materials Systems, Inc.
Craig D. Near
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a conformable composite acoustic transducer...
Patent number
5,950,291
Issue date
Sep 14, 1999
Materials Systems Inc.
Richard L. Gentilman
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Low voltage piezoelectric transducer and method
Patent number
5,841,736
Issue date
Nov 24, 1998
Materials Systems Incorporated
Leslie J. Bowen
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Conformal composite acoustic transducer panel and method of fabrica...
Patent number
5,691,960
Issue date
Nov 25, 1997
Materials Systems, Inc.
Richard L. Gentilman
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Acoustic actuator and flextensional cover plate there for
Patent number
5,598,050
Issue date
Jan 28, 1997
Materials Systems Inc.
Leslie J. Bowen
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method for making piezoelectric ceramic/polymer composite transducers
Patent number
5,340,510
Issue date
Aug 23, 1994
Materials Systems Incorporated
Leslie J. Bowen
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75804505 - MSI
Serial number
75804505
Registration number
2440289
Filing date
Sep 10, 1999
Materials Systems Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75804507 - MSI TRANSDUCER PRODUCTS
Serial number
75804507
Registration number
2688943
Filing date
Sep 10, 1999
Materials Systems Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75804506 - MSI
Serial number
75804506
Registration number
2438187
Filing date
Sep 10, 1999
Materials Systems Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments