Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651054 | Method and apparatus for monitoring a message in a voice mail system | Robert C. Greco | 1997-07-22 |
| 5625676 | Method and apparatus for monitoring a caller's name while using a telephone | Robert C. Greco, Michael Robinson | 1997-04-29 |
| 5609679 | Polyol-treated antiblocking aid | Georg L uers, Richard Sobottka | 1997-03-11 |