P

Inventor

RAFFEL MICHAEL A

US8 patents
⚠️ This page may combine multiple inventors who share the name “RAFFEL MICHAEL A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AT & T WIRELESS SERVICES INC

4 patents
US6611692B2Aug 26, 2003

Cordless cellular system

AT & T WIRELESS SERVICES INC157 citations98
US5675629AOct 7, 1997

Cordless cellular system base station

AT & T WIRELESS SERVICES INC467 citations98
US6735432B1May 11, 2004

Cordless cellular system and method

AT & T WIRELESS SERVICES INC112 citations97
US6681118B2Jan 20, 2004

Method of providing cellular and landline cordless service using a dual mode mobile telephone

AT & T WIRELESS SERVICES INC59 citations95

AT & T WIRELESS SERVICES

1 patent
US5911120AJun 8, 1999

Wireless communication system having mobile stations establish a communication link through the base station without using a landline or regional cellular network and without a call in progress

AT & T WIRELESS SERVICES291 citations98

CINGULAR WIRELESS II LLC

1 patent
US7035646B2Apr 25, 2006

Cordless cellular system

CINGULAR WIRELESS II LLC22 citations92

AT & T MOBILITY LLC

1 patent
US7346350B2Mar 18, 2008

Method for selecting a preferable wireless communications service provider in a multi-service provider environment

AT & T MOBILITY LLC13 citations90

AT & T WIRELESS SERVICES AND A

1 patent
US5732360AMar 24, 1998

Mobile telecommunication device and method used for changing wireless communication between base stations of different kinds

AT & T WIRELESS SERVICES AND A41 citations89