Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11543321 | Methods and apparatus for leak detection from a thief hatch | Vlad Cristinel Hanceanu, Istvan Bartha, Silviu Vasile Rebreanu | 2023-01-03 |
| 10724638 | Apparatus to protect sealing surfaces of thief hatches | Istvan Bartha, John D. Cockerham, Vlad Cristinel Hanceanu, Silviu Vasile Rebreanu | 2020-07-28 |
| 10443301 | Thief hatches with diaphragm assisted sealing | Istvan Bartha, John D. Cockerham, Vlad Cristinel Hanceanu, Silviu Vasile Rebreanu | 2019-10-15 |
| 10161521 | Apparatus to protect sealing surfaces of thief hatches | Istvan Bartha, John D. Cockerham, Vlad Cristinel Hanceanu, Silviu Vasile Rebreanu | 2018-12-25 |