Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10337268 | Device for ensuring continuous circulation in well drilling | — | 2019-07-02 |
| 10161206 | Method for drilling a well in continuous circulation and device for intercepting and redistributing fluid used in this method | — | 2018-12-25 |
| 9909391 | Device for ensuring continuous circulation in well drilling | — | 2018-03-06 |
| 8430175 | Equipment for intercepting and diverting a liquid circulation flow | Angelo Calderoni | 2013-04-30 |
| 7845433 | Device and procedure for the insertion of a new drilling string-element into the drill-string of a well | Angelo Calderoni | 2010-12-07 |