Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6017978 | Polyurethane forming no-bake foundry binders | Chia-Hung Chen, Ken K. Chang, Thomas E. Dando | 2000-01-25 |
| 4922991 | Composite core assembly for metal casting | Michael Pitcher, Richard L. Pelfrey, Gregory P. Sturtz | 1990-05-08 |
| 4724892 | Mold assembly and fabrication thereof with a self-setting urethane adhesive paste system | James T. Schneider | 1988-02-16 |
| 4692479 | Self-setting urethane adhesive paste system | James T. Schneider | 1987-09-08 |
| 4542049 | Flexibilized polyurethane pipe coating | Gary A. Tolhurst | 1985-09-17 |