Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11041110 | Compositions of and methods for using hydraulic fracturing fluid for petroleum production | Fakuen Frank Chang, Paul Daniel Berger | 2021-06-22 |
| 10619089 | Compositions of and methods for using hydraulic fracturing fluid for petroleum production | Fakuen Frank Chang, Paul Daniel Berger | 2020-04-14 |
| 9834721 | Compositions of and methods for using hydraulic fracturing fluid for petroleum production | Fakuen Frank Chang, Paul Daniel Berger, Susanta Mohapatra | 2017-12-05 |
| 9828543 | Compositions of and methods for using hydraulic fracturing fluid for petroleum production | Fakuen Frank Chang, Paul Daniel Berger | 2017-11-28 |