Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5520871 | Method of manufacturing a spherical pigging device | Jeffrey S. Rosenberg | 1996-05-28 |
| 5461354 | Magnetic sphere for use in a pipeline | Jeffrey S. Rosenberg | 1995-10-24 |