Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4653318 | Electronic stator measurement device | Roger P. Herbert, Franklin L. Schulte, Sheldon Rubin | 1987-03-31 |
| 4574894 | Ball actuable circulating dump valve | — | 1986-03-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4653318 | Electronic stator measurement device | Roger P. Herbert, Franklin L. Schulte, Sheldon Rubin | 1987-03-31 |
| 4574894 | Ball actuable circulating dump valve | — | 1986-03-11 |