Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6920911 | Foundry sand with oxidation promoter | Nicholas Edward Sargent, Mei Cai | 2005-07-26 |
| 6901989 | Removing lost foam pattern coating residue from a casting | Nicholas Edward Sargent, Mei Cai, Thomas C. Pederson, Sheila Farrokhalaee Kia | 2005-06-07 |
| 6845810 | Lost-foam casting apparatus for improved recycling of sprue-metal | Gordon Alwin Tooley, Mark Eugene Hoover, Jerry Barendreght | 2005-01-25 |
| 6843303 | Method of sand coremaking | Gordon Alwin Tooley, Mei Cai, Richard Michael Schreck, William Thomas Whited | 2005-01-18 |
| 6673141 | Foundry sand with oxidation promoter | Nicholas Edward Sargent, Mei Cai | 2004-01-06 |
| 6619373 | Lost foam casting apparatus for reducing porosity and inclusions in metal castings | Gordon Alwin Tooley, Mark Eugene Hoover, Richard Simerson | 2003-09-16 |
| 6447593 | Foundry sand with oxidation promoter | Nicholas Edward Sargent, Mei Cai | 2002-09-10 |
| 5996682 | Method of making a mold for metal casting | Mei Cai, Richard Michael Schreck, Nicholas Edward Sargent | 1999-12-07 |
| 5908587 | Method of making fibrillose articles | Kenneth B. Gross, Bradley W. Kibbel, Richard Michael Schreck | 1999-06-01 |
| RE36001 | Sand mold member and method | William Thomas Whited, Mark Allen Datte, Richard Michael Schreck | 1998-12-22 |
| 5837373 | Sand mold member and method | William Thomas Whited, Mark Allen Datte, Richard Michael Schreck | 1998-11-17 |
| 5749409 | Method of forming refractory coated foundry core | Scott W. Biederman, William Thomas Whited, Mark Allen Datte | 1998-05-12 |
| 5582231 | Sand mold member and method | William Thomas Whited, Mark Allen Datte, Richard Michael Schreck | 1996-12-10 |
| 5366004 | Biostatic/biocidal coatings for air conditioner cores | David P. Garner, Robert A. Ottaviani, Dexter D. Snyder, James H. Lindsay, Richard Michael Schreck | 1994-11-22 |
| 5320157 | Expendable core for casting processes | Richard Michael Schreck, Kush Shah | 1994-06-14 |
| 5014774 | Biocidal coated air conditioning evaporator | Otto J. Klingenmaier | 1991-05-14 |