Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11692410 | High pressure blowout preventer system | John Steven Holmes, Douglas Milliman, Eric Dale Larson, Gregory Ronald Gillette, Robert Arnold Judge +1 more | 2023-07-04 |
| 11519237 | High pressure blowout preventer system | John Steven Holmes, Douglas Milliman, Eric Dale Larson, Gregory Ronald Gillette, Robert Arnold Judge +1 more | 2022-12-06 |
| 10876369 | High pressure blowout preventer system | John Steven Holmes, Douglas Milliman, Eric Dale Larson, Gregory Ronald Gillette, Robert Arnold Judge +1 more | 2020-12-29 |
| 10196871 | Sil rated system for blowout preventer control | John Steven Holmes, Amine Abou-Assaad, Douglas Milliman | 2019-02-05 |
| 10048673 | High pressure blowout preventer system | John Steven Holmes, Douglas Milliman, Eric Dale Larson, Gregory Ronald Gillette, Robert Arnold Judge +1 more | 2018-08-14 |
| 9803448 | SIL rated system for blowout preventer control | John Steven Holmes, Douglas Milliman | 2017-10-31 |