Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888177 | Pharamaceutical preparations in the form of instant granules or tablets and process for their manufacture | Thomas Gergely, Irmgard Gergely | 1989-12-19 |
| 4876802 | Process and means for the heat treatment of powdery or granulate material | Irmgard Gergely, Thomas Gergely | 1989-10-31 |
| 4867942 | Process for the preparation of an effervescent granular material, effervescent granular material prepared by this process, as well as the use thereof | Irmgard Gergely, Stefan Gergely, Thomas Gergely | 1989-09-19 |
| 4832956 | Disintegrating tablet and process for its preparation | Thomas Gergely, Irmgard Gergely | 1989-05-23 |