Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4723442 | High-temperature, high-shear capillary viscometer | Robert E. Manning | 1988-02-09 |
| 4658636 | High-temperature, high-shear capillary viscometer | Robert E. Manning | 1987-04-21 |