William Ernest Hagerman

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Naperville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Vertically expandable keyboard
- Patent number 6,752,551
- Issue date Jun 22, 2004
- Lucent Technologies Inc.
- William Ernest Hagerman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for prioritizing a telephone call according to...
- Patent number 5,500,889
- Issue date Mar 19, 1996
- AT&T Corp.
- Mark C. Baker
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Routing calls destined for inaccessible destinations
- Patent number 5,404,350
- Issue date Apr 4, 1995
- AT&T Corp.
- Nicholas M. DeVito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telecommunication disaster plan
- Patent number 5,222,128
- Issue date Jun 22, 1993
- AT&T Bell Laboratories
- Garry R. Daly
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Personal digital assistant with text scanner and language translator
- Publication number 20050197825
- Publication date Sep 8, 2005
- LUCENT TECHNOLOGIES INC.
- William Ernest Hagerman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VERTICALLY EXPANDABLE KEYBOARD
- Publication number 20040126170
- Publication date Jul 1, 2004
- LUCENT TECHNOLOGIES INC.
- William Ernest Hagerman
- G06 - COMPUTING CALCULATING COUNTING