Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5340041 | Welded rotating annular passage segment for coal pulverizers with replaceable vanes and adjustable passage port area | Robert J. Giammaruti | 1994-08-23 |
| 5263655 | Coal pulverizer | Robert J. Giammaruti, Andrew E. Jackson, Noel S. Moen | 1993-11-23 |