Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4659988 | Apparatus including distance sensors mounted on rotating shaft for measuring distances inside a turbine | George W. Johnson | 1987-04-21 |
| 4596952 | Method using proximity sensor mounted on rotatable shaft for determining turbine seal clearance | George W. Johnson | 1986-06-24 |