Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6119729 | Freeze protection apparatus for fluid transport passages | Johannes-Ulrich Oberholzer, David Elzinga, David W. Mather | 2000-09-19 |
| 5848828 | Workstation support system | — | 1998-12-15 |
| 5683780 | Modular carpet tile mat construction and process of making same | Malcolm David Rodger | 1997-11-04 |