Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10450809 | Pipe cleaning system and method | Deborah Hefner | 2019-10-22 |
| 9404313 | Drilling tubing cleaning system and method | Deborah Hefner | 2016-08-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10450809 | Pipe cleaning system and method | Deborah Hefner | 2019-10-22 |
| 9404313 | Drilling tubing cleaning system and method | Deborah Hefner | 2016-08-02 |