Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4518830 | Armored telephone cord with a longitudinal strength member | Leonard H. Drexler, Richard M. Flynn, Herbert C. Illium, Jr., Robert J. O'Connor | 1985-05-21 |
| D265558 | Coin telephone set panel enclosure | Herbert C. Illium, Jr., Kenneth L Korby, John N. McGarvey | 1982-07-27 |