Mathur; Gopal P.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Mathur; Gopal P..The latest application filed is for "metamaterial loudspeaker diaphragm".

Company Profile

3.17.13

Mathur; Gopal P. - Trabuco Canyon CA
Mathur; Gopal P. - Mission Viejo CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Acoustic meta material passive spiral audio amplifier and a method to make the same Grant 11,443,725 - Mathur September 13, 2	2022-09-13
Passive acoustic meta material audio amplifier and the method to make the same Grant 11,381,905 - Mathur July 5, 2	2022-07-05
Metamaterial passive impedance matching device for a loudspeaker Grant 11,323,798 - Mathur May 3, 2	2022-05-03
Metamaterial loudspeaker diaphragm Grant 11,289,786 - Mathur March 29, 2	2022-03-29
Metamaterial Loudspeaker Diaphragm App 20210384602 - Mathur; Gopal P.	2021-12-09
Acoustic Meta Material Passive Spiral Audio Amplifier and a Method to Make the Same App 20210264889 - Mathur; Gopal P.	2021-08-26
Acoustic meta material passive spiral audio amplifier and a method to make the same Grant 10,950,212 - Mathur March 16, 2	2021-03-16
Passive acoustic meta material audio amplifier and the method to make the same Grant 10,735,851 - Mathur	2020-08-04
Passive Acoustic Meta Material Audio Amplifier and the Method to Make the Same App 20200213721 - Mathur; Gopal P.	2020-07-02
Passive acoustic meta material audio amplifier and the method to make the same Grant 10,616,679 - Mathur	2020-04-07
Passive Acoustic Meta Material Audio Amplifier and the Method to Make the Same App 20200037064 - Mathur; Gopal P.	2020-01-30
Acoustic Holographic Recording and Reproduction System Using Meta Material Layers App 20190295592 - Mathur; Gopal P.	2019-09-26
Acoustic holographic recording and reproduction system using meta material layers Grant 10,304,490 - Mathur	2019-05-28
Passive Acoustic Meta Material Audio Amplifier and the Method to Make the Same App 20180359558 - Mathur; Gopal P.	2018-12-13
Acoustic Holographic Recording and Reproduction System Using Meta Material Layers App 20180130491 - Mathur; Gopal P.	2018-05-10
Active acoustic meta material loudspeaker system and the process to make the same Grant 9,930,443 - Mathur March 27, 2	2018-03-27
Acoustic Metamaterial Noise Control Method And Apparatus For Ducted Systems App 20170261226 - Mathur; Gopal P.	2017-09-14
Active acoustic meta material loudspeaker system and the process to make the same Grant 9,762,994 - Mathur September 12, 2	2017-09-12
Acoustic metamaterial noise control method and apparatus for ducted systems Grant 9,759,447 - Mathur September 12, 2	2017-09-12
Active Acoustic Meta Material Loudspeaker System and the Process to Make the Same App 20170085981 - Mathur; Gopal P.	2017-03-23
Multifunctional nano-skin articles and methods Grant 8,479,880 - Mathur July 9, 2	2013-07-09
Exhaust washed structure and associated composite structure and method of fabrication Grant 8,192,570 - Hand , et al. June 5, 2	2012-06-05
Exhaust Washed Structure And Associated Composite Structure And Method Of Fabrication App 20120066882 - Hand; Michael L. ; et al.	2012-03-22
Multifunctional Nano-skin Articles And Methods App 20120064285 - Mathur; Gopal P.	2012-03-15
Exhaust washed structure and associated composite structure and method of fabrication Grant 8,043,690 - Hand , et al. October 25, 2	2011-10-25
Exhaust Washed Structure And Associated Composite Structure And Method Of Fabrication App 20090263627 - Hand; Michael L. ; et al.	2009-10-22
Method and apparatus for reducing acoustic noise Grant 7,267,196 - Mathur September 11, 2	2007-09-11
Method and apparatus for reducing acoustic noise App 20050189165 - Mathur, Gopal P.	2005-09-01
Damped structural panel and method of making same Grant 6,266,427 - Mathur July 24, 2	2001-07-24

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