Inventor
MATHUR GOPAL PRASAD
US12 patents
⚠️ This page may combine multiple inventors who share the name “MATHUR GOPAL PRASAD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
Acoustic Metamaterials LLC
5 patentsUS11640816B1May 2, 2023
Metamaterial acoustic impedance matching device for headphone-type devices
Acoustic Metamaterials LLC7 citations84
US11721314B2Aug 8, 2023
Methods and systems for modifying acoustics of a loudspeaker back enclosure using active noise control
Acoustic Metamaterials LLC5 citations73
US11727909B1Aug 15, 2023
Meta material porous/poro-elastic sound absorbers
Acoustic Metamaterials LLC3 citations71
US11172288B1Nov 9, 2021
Methods and systems for modifying acoustics of a loudspeaker back enclosure using active noise control
Acoustic Metamaterials LLC4 citations71
US10701478B1Jun 30, 2020
Meta acoustic horn system for audio amplification and the method to make the same
Acoustic Metamaterials LLC6 citations71
MATHUR GOPAL PRASAD
4 patentsUS8657067B1Feb 25, 2014
Acoustic damping device for noise reduction
MATHUR GOPAL PRASAD24 citations90
US8770343B2Jul 8, 2014
Noise reduction system for composite structures
MATHUR GOPAL PRASAD23 citations88
US8127889B1Mar 6, 2012
Noise reduction system for structures
MATHUR GOPAL PRASAD18 citations82
US12375846B1Jul 29, 2025
Loudspeaker system having an acoustic meta material enclosure
MATHUR GOPAL PRASAD0 citations60