LandOfFree - US Patents - Listing for Acoustics

Acoustics – Sound-modifying means – Muffler – fluid conducting type

Resonator type silencer

Acoustics – Sound-modifying means – Muffler – fluid conducting type

Resonator type silencer having plural resonance chambers

Acoustics – Sound-modifying means – Muffler – fluid conducting type

Resonator with high heat resistance

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Retention and extraction device for a hearing aid

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Retention and extraction device for a hearing aid

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Retractable ear protection device

Acoustics – Sound-modifying means – Muffler – fluid conducting type

Reverse entry muffler with surge suppression feature

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Reversible electroacoustic transducer device having a constant d

Acoustics – Miscellaneous

Reversible polarity borehole seismic device for P and enhanced S

Acoustics – Geophysical or subsurface exploration – Seismic wave detection

Reversible rigid coupling apparatus and method for borehole seis

Acoustics – Sound-modifying means

Rhythmizer

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Ribbed conical-central dome diaphragm with tapered thickness com

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Ribbon loudspeaker

Acoustics – Diaphragm – With damping means

Ribbon transducers

Acoustics – Diaphragm – Mounting or suspension means

Ribbon transducers

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Ribbon type speaker and method of assembling magnetic circuit th

Acoustics – Plural diaphragm sound sources

Rigging system for loudspeakers

Acoustics – Sound-modifying means – Housing or enclosure

Rigging system for speaker cabinets

Acoustics – Sound-modifying means – Sound absorbing panels

Rigid sandwich panel acoustic treatment