Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5486915 | On-line measurement of lignin in wood pulp by color shift of fluorescence | Larry A. Jeffers | 1996-01-23 |
| 5220172 | Fluorescence analyzer for lignin | John W. Berthold, Larry A. Jeffers | 1993-06-15 |
| 5216483 | Fluorescence analyzer for lignin | John W. Berthold, Larry A. Jeffers | 1993-06-01 |