Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4539235 | Method for treating wood | Richard W. Asmus | 1985-09-03 |
| 4532161 | Process for the aqueous impregnation of green wood with oil soluble metal salts | Richard W. Asmus | 1985-07-30 |
| 4507152 | Fungicidal and insecticidal compositions for treating wood | Richard W. Asmus | 1985-03-26 |