Inventor
MATHUR GOPAL P
US18 patents
⚠️ This page may combine multiple inventors who share the name “MATHUR GOPAL P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
Acoustic Metamaterials LLC
7 patentsUS10950212B1Mar 16, 2021
Acoustic meta material passive spiral audio amplifier and a method to make the same
Acoustic Metamaterials LLC5 citations83
US11323798B1May 3, 2022
Metamaterial passive impedance matching device for a loudspeaker
Acoustic Metamaterials LLC2 citations72
US11443725B2Sep 13, 2022
Acoustic meta material passive spiral audio amplifier and a method to make the same
Acoustic Metamaterials LLC0 citations61
US11381905B2Jul 5, 2022
Passive acoustic meta material audio amplifier and the method to make the same
Acoustic Metamaterials LLC1 citations61
US10735851B2Aug 4, 2020
Passive acoustic meta material audio amplifier and the method to make the same
Acoustic Metamaterials LLC1 citations61
US10616679B2Apr 7, 2020
Passive acoustic meta material audio amplifier and the method to make the same
Acoustic Metamaterials LLC1 citations61
US11289786B2Mar 29, 2022
Metamaterial loudspeaker diaphragm
Acoustic Metamaterials LLC0 citations51
MC DONNELL DOUGLAS CORP
3 patentsACOUSTIX VR INC
3 patentsUS9930443B1Mar 27, 2018
Active acoustic meta material loudspeaker system and the process to make the same
ACOUSTIX VR INC2 citations70
US9762994B2Sep 12, 2017
Active acoustic meta material loudspeaker system and the process to make the same
ACOUSTIX VR INC3 citations70
US10304490B2May 28, 2019
Acoustic holographic recording and reproduction system using meta material layers
ACOUSTIX VR INC0 citations39