Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691924 | Narrow band spectrum analysis method and apparatus | Zbigniew Czyzewski | 1997-11-25 |
| 5646350 | Monitoring slow speed machinery using integrator and selective correction of frequency spectrum | James C. Robinson | 1997-07-08 |
| 5633811 | Hand held data collector and analyzer system | Danny Simpson, Zbigniew Czyzewski, Thomas E. Nelson | 1997-05-27 |