Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6291139 | Process for fabricating three-dimensional polymer layer structures | Hans Koops | 2001-09-18 |
| 6232046 | Process for improving the contrast in the structure of 3-dimensional surfaces | Hans Koops, Gerold Dahm, Alexey Holopkin | 2001-05-15 |