Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8230946 | Apparatus and methods for sidewall percussion coring using a voltage activated igniter | Don Crawford, Chi Chang | 2012-07-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8230946 | Apparatus and methods for sidewall percussion coring using a voltage activated igniter | Don Crawford, Chi Chang | 2012-07-31 |