Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6253830 | Apparatus and method for sand core debonding and heat treating metal castings | Karin Bickford, Herbert K. Staffin | 2001-07-03 |
| 5796018 | Process for coating iron particles with phosphorus and forming compacted articles | Kenneth H. Moyer, David J. Geveke, Thomas R. Parr | 1998-08-18 |
| 4779163 | Method and apparatus for controlling electrostatic charges in fluidized beds | Karin Bickford, Joseph E. Japka | 1988-10-18 |
| 4519718 | Method and apparatus for thermal testing | H. Kenneth Staffin, Karin Bickford | 1985-05-28 |