Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D477416 | Well plate seal | Robert Lee Grenz | 2003-07-15 |
| 6491873 | Multi-well filtration apparatus | Michael R. Woelk | 2002-12-10 |
| D464734 | Well plate seal | Michael J. Berna, Robert Lee Grenz, Roger R. Rohrdanz | 2002-10-22 |