Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331845 | Probe and method for detecting alcohol | Ion Bals, John M. Hale, Eugen Weber, Gerard Stehle | 1994-07-26 |
| 5060529 | Apparatus for detecting gaseous constituents within the inner space of packages | Ion Bals, Willy Hofer | 1991-10-29 |