Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5498132 | Improved hollow cast products such as gas-cooled gas turbine engine blades | Gregory R. Frank, Charles F. Caccavale, Ronald R. Robb | 1996-03-12 |
| 5394932 | Multiple part cores for investment casting | Gregory R. Frank, Charles F. Caccavale, Ronald R. Robb | 1995-03-07 |
| 4612969 | Method of and apparatus for casting articles with predetermined crystalline orientation | Lamar Burd, Evan R. Miller, Robert E. Grunstra | 1986-09-23 |
| 4580613 | Method and mold for casting articles having a predetermined crystalline orientation | Evan R. Miller, Lamar Burd, Robert E. Grunstra | 1986-04-08 |