Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6974121 | Fluid flow control valve with bi-directional shutoff | David John Koester, Sarah Lynn Dvorak, Lynn Mahncke, Brandon Wayne Bell, Gary Alan Witt | 2005-12-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6974121 | Fluid flow control valve with bi-directional shutoff | David John Koester, Sarah Lynn Dvorak, Lynn Mahncke, Brandon Wayne Bell, Gary Alan Witt | 2005-12-13 |