Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5858055 | Water-in-oil emulsion fertilizer compositions | Richard W. Jahnke, John W. Forsberg | 1999-01-12 |
| 5518517 | Water-in-oil emulsion fertilizer compositions | Richard W. Jahnke, John W. Forsberg | 1996-05-21 |
| 5512079 | Water-in-oil emulsifiers for slow release fertilizers using tertiary alkanol amines | Richard W. Jahnke, John W. Forsberg | 1996-04-30 |
| 5401341 | Cross-linked emulsion explosive composition | John W. Forsberg | 1995-03-28 |