Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6319723 | Parts per trillion detector | Eldon L. Jeffers | 2001-11-20 |
| 4277438 | Method and apparatus for measuring the amount of carbon and other organics in an aqueous solution | — | 1981-07-07 |