Frank Massa

Person

Hingham, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Directional energy receiving systems for use in the indication of t...
- Patent number 5,729,507
- Issue date Mar 17, 1998
- Massa Products Corporation
- Frank Massa
- G01 - MEASURING TESTING
Information Patent Grant
Ultrasonic cleaning system
- Patent number 4,909,266
- Issue date Mar 20, 1990
- Massa; Frank
- Frank Massa
- B08 - CLEANING
Information Patent Grant
Directional waterproof ultrasonic transducer for operating in air
- Patent number 4,859,897
- Issue date Aug 22, 1989
- Massa; Frank
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Method of making an underwater electroacoustic transducer with long...
- Patent number 4,769,795
- Issue date Sep 6, 1988
- Massa; F.
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Wide-range audio frequency underwater transducer
- Patent number 4,763,307
- Issue date Aug 9, 1988
- Massa; Frank
- Frank Massa
- G01 - MEASURING TESTING
Information Patent Grant
Electromagnetic transducers for underwater low-frequency high-power...
- Patent number 4,745,586
- Issue date May 17, 1988
- Dellorfano, Jr.; Fred M.
- Frank Massa
- G01 - MEASURING TESTING
Information Patent Grant
Electromagnetic transducers for underwater low-frequency high-power...
- Patent number 4,736,350
- Issue date Apr 5, 1988
- Fred M. Dellorfano, Jr.
- Frank Massa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Hydrophone design to overcome reduction in leakage resistance betwe...
- Patent number 4,700,333
- Issue date Oct 13, 1987
- The Stoneleigh Trust
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Electromagnetic transducers for underwater low-frequency high-power...
- Patent number 4,660,186
- Issue date Apr 21, 1987
- Dellorfano, Jr.; Fred M.
- Frank Massa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Low frequency portable lightweight sonar systems and their method o...
- Patent number 4,641,290
- Issue date Feb 3, 1987
- Dellorfano, Jr.; Fred M.
- Frank Massa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Mechanoacoustic transducer for use in transmitting high acoustic po...
- Patent number 4,469,175
- Issue date Sep 4, 1984
- The Stoneleigh Trust
- Frank Massa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
High efficiency broadband directional sonar transducer
- Patent number 4,439,847
- Issue date Mar 27, 1984
- The Stoneleigh Trust
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Ultrasonic transducers
- Patent number 4,433,399
- Issue date Feb 21, 1984
- The Stoneleigh Trust
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Means for detecting the accumulation of frost in a low temperature...
- Patent number 4,428,206
- Issue date Jan 31, 1984
- The Stoneleigh Trust
- Frank Massa
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Means for detecting the accumulation of frost in a low temperature...
- Patent number 4,348,869
- Issue date Sep 14, 1982
- The Stoneleigh Trust
- Frank Massa
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Apparatus and method for the non-destructive testing of the physica...
- Patent number 4,342,229
- Issue date Aug 3, 1982
- The Stoneleigh Trust
- Frank Massa
- G01 - MEASURING TESTING
Information Patent Grant
Mechanoacoustic transducer for use in transmitting high acoustic po...
- Patent number 4,332,017
- Issue date May 25, 1982
- The Stoneleigh Trust
- Frank Massa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Low-frequency directional sonar systems
- Patent number 4,305,141
- Issue date Dec 8, 1981
- The Stoneleigh Trust
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Low frequency sonar systems
- Patent number 4,305,140
- Issue date Dec 8, 1981
- The Stoneleigh Trust
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Resonant electroacoustic transducer with increased band width response
- Patent number 4,297,538
- Issue date Oct 27, 1981
- The Stoneleigh Trust
- Frank Massa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
System for precisely and economically adjusting the resonance frequ...
- Patent number 4,281,484
- Issue date Aug 4, 1981
- The Stoneleigh Trust
- Frank Massa
- B24 - GRINDING POLISHING
Information Patent Grant
High-power underwater transducer with improved performance and reli...
- Patent number 4,231,112
- Issue date Oct 28, 1980
- Dellorfano, Jr.; Fred M.
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Sonic ranging systems to eliminate errors due to variations in the...
- Patent number 4,210,969
- Issue date Jul 1, 1980
- The Stoneleigh Trust
- Frank Massa
- G01 - MEASURING TESTING
Information Patent Grant
Directional energy receiving systems for use in the automatic indic...
- Patent number 4,198,705
- Issue date Apr 15, 1980
- The Stoneleigh Trust, Donald P. Massa and Fred M. Dellorfano, Trustees
- Frank Massa
- G01 - MEASURING TESTING
Information Patent Grant
Electroacoustic transducers of the flexural resonant vibratile type
- Patent number 4,191,904
- Issue date Mar 4, 1980
- Dellorfano, Jr.; Fred M.
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Method of manufacturing electroacoustic transducer elements which o...
- Patent number 4,190,937
- Issue date Mar 4, 1980
- The Stoneleigh Trust, Fred M. Dellorfano, Jr. & Donald P. Massa, Trustees
- Frank Massa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Piezoelectric electroacoustic transducers of the bi-laminar flexura...
- Patent number 4,190,784
- Issue date Feb 26, 1980
- The Stoneleigh Trust, Fred M. Dellorfano, Jr. & Donald P. Massa, Trustees
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Electroacoustic transducers of the bi-laminar flexural vibrating ty...
- Patent number 4,190,783
- Issue date Feb 26, 1980
- The Stoneleigh Trust, Fred M. Dellorfano, Jr. & Donald P. Massa, Trustees
- Frank Massa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Ultrasonic cleaning systems
- Patent number 4,183,011
- Issue date Jan 8, 1980
- Dellorfano, Jr.; Fred M.
- Frank Massa
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Manufacture of electroacoustic transducers which require molding an...
- Patent number 4,128,370
- Issue date Dec 5, 1978
- Fred M. Dellorfano, Jr. and Donald P. Massa, Trustees, The Stoneleigh Trust
- Frank Massa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Frank Massa

Person

Patents Grantslast 30 patents

Directional energy receiving systems for use in the indication of t...

Ultrasonic cleaning system

Directional waterproof ultrasonic transducer for operating in air

Method of making an underwater electroacoustic transducer with long...

Wide-range audio frequency underwater transducer

Electromagnetic transducers for underwater low-frequency high-power...

Electromagnetic transducers for underwater low-frequency high-power...

Hydrophone design to overcome reduction in leakage resistance betwe...

Electromagnetic transducers for underwater low-frequency high-power...

Low frequency portable lightweight sonar systems and their method o...

Mechanoacoustic transducer for use in transmitting high acoustic po...

High efficiency broadband directional sonar transducer

Ultrasonic transducers

Means for detecting the accumulation of frost in a low temperature...

Means for detecting the accumulation of frost in a low temperature...

Apparatus and method for the non-destructive testing of the physica...

Mechanoacoustic transducer for use in transmitting high acoustic po...

Low-frequency directional sonar systems

Low frequency sonar systems

Resonant electroacoustic transducer with increased band width response

System for precisely and economically adjusting the resonance frequ...

High-power underwater transducer with improved performance and reli...

Sonic ranging systems to eliminate errors due to variations in the...

Directional energy receiving systems for use in the automatic indic...

Electroacoustic transducers of the flexural resonant vibratile type

Method of manufacturing electroacoustic transducer elements which o...

Piezoelectric electroacoustic transducers of the bi-laminar flexura...

Electroacoustic transducers of the bi-laminar flexural vibrating ty...

Ultrasonic cleaning systems

Manufacture of electroacoustic transducers which require molding an...