Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9492959 | Self-balancing hot runner with independent flow and pressure control | Pierre Louis Todesco, Carol Su Lin Goh | 2016-11-15 |
| 5919083 | Centering template for concentric grinding | — | 1999-07-06 |
| 5580171 | Solids mixing, storing and conveying system for use with a furnace for single crystal silicon production | William A. Koch, Mohan Chandra | 1996-12-03 |
| 5314667 | Method and apparatus for single crystal silicon production | William A. Koch | 1994-05-24 |
| 4701430 | Hydrogenation catalyst and methods for its preparation and use to convert silicon tetrachloride to chlorosilane and silane | Il Nam Jung, Ko D. Cho, Bok Ryul Yoo | 1987-10-20 |
| 4613491 | Redistribution catalyst and methods for its preparation and use to convert chlorosilicon hydrides to silane | Il Nam Jung, Ko D. Cho, Bok Ryul Yoo | 1986-09-23 |
| 4459271 | Process for the exchange of crystalline zeolites | Michael Brady, Adrian P. Humphries | 1984-07-10 |
| 4356113 | Substrates with calibrated pore size and catalysts employing the same | Michael Brady, Kirk Novak | 1982-10-26 |
| 4333857 | Attrition resistant zeolite containing catalyst | Michael Brady, Dennis Stamires | 1982-06-08 |
| 4325845 | Zeolite catalysts and method of producing the same | Michael Brady | 1982-04-20 |
| 4325847 | Use of additional alumina for extra zeolite stability in FCC catalyst | Adrian P. Humphries, Dennis Stamires | 1982-04-20 |
| 4269815 | Method of exchanging sodium zeolite | Warren Huang, Michael Brady | 1981-05-26 |
| 4253989 | Zeolitic catalyst and method of producing same | Ralph Haney | 1981-03-03 |
| 4206085 | Balanced alumina matrix in zeolite containing catalyst | Dennis Stamires, Michael Brady | 1980-06-03 |