Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863858 | Restriction endonucleas DRA III | Christoph Kessler | 1989-09-05 |
| 4840901 | Restriction endonuclease Dra II | Christoph Kessler | 1989-06-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863858 | Restriction endonucleas DRA III | Christoph Kessler | 1989-09-05 |
| 4840901 | Restriction endonuclease Dra II | Christoph Kessler | 1989-06-20 |