Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7896028 | Flow restricted seat ring for pressure regulators | Daniel G. Roper, James Lyman Griffin, Jr., Harold J. McKinney, Douglas J. Scheffler | 2011-03-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7896028 | Flow restricted seat ring for pressure regulators | Daniel G. Roper, James Lyman Griffin, Jr., Harold J. McKinney, Douglas J. Scheffler | 2011-03-01 |