Dana B. Hathaway

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Amesbery, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Compact spiral cavity loudspeaker enclosure
- Patent number 6,062,339
- Issue date May 16, 2000
- Dana B. Hathaway
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Surface mount ring assembly for loudspeaker
- Patent number 5,636,955
- Issue date Jun 10, 1997
- Dana B. Hathaway
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Low frequency sound generation system for use in vehicular passenge...
- Patent number 5,394,478
- Issue date Feb 28, 1995
- Advanced Composite Audio, Inc.
- Dana B. Hathaway
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polymer-filled audio loudspeaker cabinet
- Patent number 5,067,583
- Issue date Nov 26, 1991
- Dana B. Hathaway
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Linear excursion-constant inductance loudspeaker
- Patent number 4,295,011
- Issue date Oct 13, 1981
- Epicure Products Inc.
- Dana B. Hathaway
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker and enclosure combination
- Patent number 4,289,929
- Issue date Sep 15, 1981
- Epicure Products, Inc.
- Dana B. Hathaway
- H04 - ELECTRIC COMMUNICATION TECHNIQUE