Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7269158 | Method of operating a crossbar switch | Bernd Leppla, Ronald P. Luijten, Norbert Schumacher | 2007-09-11 |
| 4425274 | Process for the production of ursodesoxycholic acid | Armand Guillemette | 1984-01-10 |
| 4282161 | Novel purification process | Armand Guillemette | 1981-08-04 |