Patents by Inventor Ayan Pal

Ayan Pal has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Mixable earphone-microphone device with sound attenuation
    Publication number: 20090154738
    Abstract: A portable device that provides sound level attenuation while also providing an acoustic representation of the user's sound environment using microphones attached to, or embedded in, the device, and providing the ability to blend in a user adjustable auxiliary audio source with the user's sound environment signal, whereby placement of the sound signal from both the microphones and the auxiliary input can be adjusted in the stereo field using stereo width and panning controls.
    Type: Application
    Filed: December 17, 2008
    Publication date: June 18, 2009
    Inventor: Ayan Pal