Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6886621 | Sprue for a lost foam casting system for biasing a directional fill rate from a bottom portion of a metal casting | Dean A. Wickman, Thomas Blum, Howard W. Beumler, Jr. | 2005-05-03 |
| 6478073 | Composite core for casting metallic objects | David E. Grebe, Mark P. Potratz, Terrance M. Cleary | 2002-11-12 |
| 5355931 | Method of expendable pattern casting using sand with specific thermal properties | Raymond J. Donahue, Terrance M. Cleary, Terry C. Holmgren | 1994-10-18 |
| 5355930 | Method of expendable pattern casting of hypereutectic aluminum-silicon alloys using sand with specific thermal properties | Raymond J. Donahue, Terrance M. Cleary, Terry C. Holmgren | 1994-10-18 |
| 5303682 | Cylinder bore liner and method of making the same | Raymond J. Donahue, Terrance M. Cleary, Lawrence I. Toriello | 1994-04-19 |
| 5290373 | Evaporable foam casting system utilizing an aluminum-silicon alloy containing a high magnesium content | Raymond J. Donahue, Terrance M. Cleary | 1994-03-01 |
| 5234514 | Hypereutectic aluminum-silicon alloy having refined primary silicon and a modified eutectic | Raymond J. Donahue, Terrance M. Cleary | 1993-08-10 |
| 5165464 | Method of casting hypereutectic aluminum-silicon alloys using a salt core | Raymond J. Donahue, Terrance M. Cleary, Lawrence I. Toriello | 1992-11-24 |
| 5038847 | Evaporable foam pattern for use in casting a crankshaft | Raymond J. Donahue, Terrance M. Cleary | 1991-08-13 |
| 5009260 | Vacuum lift foam filled casting system | Terrance M. Cleary, Raymond J. Donahue, Lawrence I. Toriello | 1991-04-23 |
| 4969428 | Hypereutectic aluminum silicon alloy | Raymond J. Donahue, Terrance M. Cleary | 1990-11-13 |
| 4966220 | Evaporable foam casting system utilizing a hypereutectic aluminum-silicon alloy | Raymond J. Donahue, Terrance M. Cleary | 1990-10-30 |
| 4888213 | Method and apparatus for drying coatings on articles | — | 1989-12-19 |
| 4875985 | Method and appparatus for producing titanium | Raymond J. Donahue, Terrance M. Cleary | 1989-10-24 |
| 4858671 | Method and apparatus for accelerating metal solidification | Terrance M. Cleary | 1989-08-22 |
| 4830085 | Vacuum lift foam filled casting system | Terrance M. Cleary, Raymond J. Donahue, Lawrence I. Toriello | 1989-05-16 |
| 4821694 | Hypereutectic aluminum-silicon casting alloy | Raymond J. Donahue, Benjamin L. Sheaffer | 1989-04-18 |
| 4787434 | Vacuum lift foam filled casting system | Terrance M. Cleary, Raymond J. Donahue, Lawrence I. Toriello | 1988-11-29 |
| 4721149 | Lost foam casting system with high yield sprue | Wilfred A. Pagel, Gordon L. Stiller | 1988-01-26 |
| 4603665 | Hypereutectic aluminum-silicon casting alloy | Raymond J. Donahue, Benjamin L. Sheaffer | 1986-08-05 |