Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820764 | High gas oil ratio resistant elastomer | David W. Livingston | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820764 | High gas oil ratio resistant elastomer | David W. Livingston | 1989-04-11 |