Sunnyvale, California
United States
4
2013-07-04
The entities that hold a legal rights for patent applications filed by inventor Wilk Christopher:
Christopher Wilk from Sunnyvale, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Speaker with a large volume chamber and a smaller volume chamber
#2 | 2013-05-02Microphone assembly having an acoustic coupler
#3 | 2013-03-07Low rise speaker assembly having a dual voice coil driver
#4 | 2013-02-28Acoustic systems in electronic devices
112451 ⎘