Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12322848 | Broadband junction ferrite circulator | Christopher T. Koh, William R. Shedd, Kenneth R. Wood, Martin Skowyra | 2025-06-03 |
| 8127836 | Top drive with an airlift thread compensator and a hollow cylinder rod providing minimum flexing of conduit | Larry G. Keast, Alan Bing Joe Shem | 2012-03-06 |
| 7984757 | Drilling rig with a top drive with an air lift thread compensator and a hollow cylinder rod providing minimum flexing of conduit | Larry G. Keast, Alan Bing Joe Shem | 2011-07-26 |
| 7921939 | Method for using a top drive with an air lift thread compensator and a hollow cylinder rod providing minimum flexing of conduit | Larry G. Keast, Alan Bing Joe Shem | 2011-04-12 |
| 5372818 | Method of treating fescue toxicosis with domperidone | Dee L. Cross | 1994-12-13 |
| D287660 | Boot heel protector | — | 1987-01-13 |