Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11192792 | Boronizing powder compositions for improved boride layer quality in oil country tubular goods and other metal articles | Craig Zimmerman, Jeff Hemmer | 2021-12-07 |
| 10870912 | Method for using boronizing reaction gases as a protective atmosphere during boronizing, and reaction gas neutralizing treatment | Craig Zimmerman, Jim Hedman, Jeff Hemmer | 2020-12-22 |