Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302346 | Test carrier for the determination of ions | Peter Vogel, Detlef Thym, Michael Fritz | 1994-04-12 |
| 5290515 | Method for the manufacture of a self-supporting test field material | Winfried Plesch, Hans Gotschel | 1994-03-01 |