Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5055694 | Method and apparatus for monitoring and measuring the concentration of ion exchange resin particles in water | Larry A. Jeffers, Charles C. Stauffer | 1991-10-08 |
| 5005430 | Automated membrane filter sampler | Jack M. Kibler, Charles C. Stauffer | 1991-04-09 |