Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10753161 | Dual bit run bushing system and method | Helvecio Carlos Klinke da Silveira, Carlos Vieira, Guaraci Bornia | 2020-08-25 |
| 8640777 | Expandable anchoring mechanism | Francisco Kazuo Kobata, Lucas Antonio Perrucci | 2014-02-04 |