Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9902657 | Soil conditioner, and soil conditioner manufacturing process | Sérgio Leite Rodrigues, Luiz Roberto Guimarães Guilherme, Silvio Júnio Ramos, Hamilton Seron Pereira, Enio Tarso De Souza Costa +1 more | 2018-02-27 |
| 9346718 | Method for recycling a byproduct of the phosphate fertilizer industry, soil conditioner, and soil conditioner manufacturing process | Sérgio Leite Rodrigues, Luiz Roberto Guilherme, Silvio Júnio Ramos, Hamilton Seron Pereira, Enio Tarso De Souza Costa +1 more | 2016-05-24 |