Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5924475 | Method of making gas curable resin-coated sand cores | James Stewart Rankin, II, Warren Copple | 1999-07-20 |
| 5803156 | Method of making catalyst cured resin-coated sand cores | Thomas Korniski, James Stewart Rankin, II | 1998-09-08 |
| 5758708 | Method of making sand cores | Warren Copple, James Stewart Rankin, II, Scott Raymond Zimdars | 1998-06-02 |
| 5238381 | Disposable vent lines with reusable monitors for fabricating molded workpiece | James Stewart Rankin, II | 1993-08-24 |
| 4848984 | Method of making reaction bonded/hot pressed Si.sub.3 N.sub.4 for use as a cutting tool | Andre Ezis | 1989-07-18 |
| 4692320 | Method of making oxynitrides | — | 1987-09-08 |
| 4686095 | Method of making ultrapure silicon nitride precursor | Robert M. Williams | 1987-08-11 |
| 4640826 | Method of making yttrium silicon oxy compound | Robert M. Williams | 1987-02-03 |
| 4632793 | Method of fabricating hot pressed silicon nitride billets | Andre Ezis, Warren Copple | 1986-12-30 |
| 4623498 | Method of improving quality of hot pressed Si.sub.3 N.sub.4 bodies | Andre Ezis | 1986-11-18 |
| 4600547 | Method of preparing powder ingredients by dry milling for subsequent consolidation | Andre Ezis | 1986-07-15 |
| 4496503 | Method of making a densified silicon nitride/oxynitride composite | Andre Ezis, Howard D. Blair | 1985-01-29 |
| 4297448 | Coating composition of aminoplast, hydroxy polymers and vinylic monomers | Yun-Feng Chang, Henk V. Oene | 1981-10-27 |
| 4181784 | High solids coating composition adapted for use as automotive topcoat--#1 | Mohinder S. Chattha, Henk van Oene | 1980-01-01 |