Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352688 | Nitrogen fertilizers | — | 1982-10-05 |
| 4332609 | Fertilizing plants with polyborates | — | 1982-06-01 |
| 4321079 | Aqueous sulfur dispersion having reduced corrosive activity toward ferrous metal | — | 1982-03-23 |
| 4256691 | Aqueous sulfur dispersion having reduced corrosive activity toward ferrous metal | — | 1981-03-17 |
| 4210437 | Liquid fertilizer for supply of sulfur, nitrogen and micronutrient metals | Richard J. Windgassen | 1980-07-01 |