HY

Hon-Chi Yu

AT AT&T: 4 patents #4,399 of 18,772Top 25%
Overall (All Time): #1,278,772 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6029071 Apparatus and method for synchronizing a cordless telephone base unit and multiple portable units on a common communication channel Guido Bertocci, William J. Nealon, Siegfried F. Rehwinkel, Walter Tomkoski 2000-02-22
5689549 Cordless telephone base unit arranged for operating with multiple portable units Guido Bertocci, William J. Nealon, Siegfried F. Rehwinkel, Walter Tomkoski 1997-11-18
5353341 Cordless telephone arranged for operation in a frequency hopping system Mark E. Gillis, Kenneth W. Leland, William J. Nealon 1994-10-04
5323447 Apparatus and method for modifying a frequency hopping sequence of a cordless telephone operating in a frequency hopping system Mark E. Gillis, Kenneth W. Leland, William J. Nealon 1994-06-21