Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4705611 | Method for internally electropolishing tubes | Thomas L. Grimes, Frederic H. Schadewald | 1987-11-10 |
| 4601802 | Apparatus for internally electropolishing tubes | Thomas L. Grimes, Frederic H. Schadewald | 1986-07-22 |
| 4492557 | Filament quenching apparatus | Valton O. Ray, Carl H. Potter, Yehuda I. Szmuilowicz | 1985-01-08 |