Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8096193 | Turbine flow meter having easily removable meter cartridge | Daniel R. Fink, James R. Soltau | 2012-01-17 |
| 6712687 | Big game gambrel | — | 2004-03-30 |
| 4889259 | Apparatus for injecting balls into a well | Dan E. Lowrance, David W. Merryfield | 1989-12-26 |
| 4759469 | Apparatus and method for injecting balls into a well | Dan E. Lowrance, David W. Merryfield | 1988-07-26 |