Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5749052 | Cellular telephone management system | Stephen E. Hidem, Joseph P. Tretter, III, John Schuholz, Robert P. Engfer, Charles H. Smoot | 1998-05-05 |
| 5312440 | Implantable defibrillator arrangement | Jakub Hirschberg | 1994-05-17 |
| 4235585 | Process and composition for neutralization of acidic combustion products and for boiler cleaning | — | 1980-11-25 |