Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6375599 | Infant exerciser | — | 2002-04-23 |
| 5318277 | Lined ladles, linings therefor, and method of forming the same | Russell E. Gavran, Thomas W. Lewis | 1994-06-07 |
| 4993692 | Unitary tundish linings with flow-control devices | Thomas W. Lewis | 1991-02-19 |
| 4989838 | Metallurgical treatment lance | Richard G. Kaldon | 1991-02-05 |
| 4597589 | Pivoted grip ski pole | Ray K. Fujii | 1986-07-01 |