| 5960348 |
Technique for use in processing telephone calls |
Allen Eisdorfer, Mark Jeffrey Foladare, Shelley B. Goldman, Nancy Murray, David Phillip Silverman |
1999-09-28 |
| 5893903 |
Multimedia message system with revenue allocation |
Allen Eisdorfer, Andreas Constantine Papanicolaou |
1999-04-13 |
| 5894504 |
Advanced call waiting and messaging system |
Joseph Anderson Alfred, Allen Eisdorfer, Christopher Gregory Harrington |
1999-04-13 |
| 5745550 |
Multiply accommodated message relaying for hearing impaired callers |
Leonard R. Kasday, David Eugene Schulz |
1998-04-28 |
| 5724411 |
Method for selectively alerting multiple telephones of an incoming call |
Allen Eisdorfer, Jeffrey Charles George |
1998-03-03 |
| 5706339 |
Technique for use in processing personal telephone calls |
Allen Eisdorfer |
1998-01-06 |
| 5636269 |
Intelligent call waiting |
— |
1997-06-03 |
| 5475733 |
Language accommodated message relaying for hearing impaired callers |
Leonard R. Kasday, David Eugene Schulz |
1995-12-12 |