Ibaraki
Japan
3
2009-03-05
The entities that hold a legal rights for patent applications filed by inventor Trautmann Steven David:
Steven David Trautmann from Ibaraki, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Method and system for determining predominant fundamental frequency
#2 | 2009-03-05Method and system for estimating frequency and amplitude change of spectral peaks
#3 | 2009-03-05Method and system for music detection
6236908 ⎘