Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676171 | Device for fluid blocking in a pipe line | — | 1997-10-14 |
| 4949744 | Method and device for mounting a body in a conduit containing fluid | Anne Wikengård-Heed | 1990-08-21 |