Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208847 | Stepped downhole tools and methods of use | Geoffrey C. Downton, Edward George Parkin | 2021-12-28 |
| 11104490 | Oak alternative with internally built in connectors and modified bung to oak wine, beer, spirits, and other liquids | — | 2021-08-31 |
| 11098532 | Cutting elements having non-planar surfaces and tools incorporating the same | Xiaoge Gan, Anjie Dong, Gerard Johnson, Huimin Song, Youhe Zhang +1 more | 2021-08-24 |