John A. Ritchie

City:

Duluth, Georgia

Country:

United States

Published Applications:

Last publication date:

2008-04-24

Top Assignees for applications by John A. Ritchie

The entities that hold a legal rights for patent applications filed by inventor Ritchie John A.:

John A. Ritchie from Duluth, US has applied for patents for these inventions. The list has both pending applications and granted patents:

Multi-carrier frequency-division multiplexing (FDM) architecture for high speed digital service

Multi-carrier frequency-division multiplexing (FDM) architecture for high speed digital service

InventorID:

4158691 ⎘