Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812151 | Viscosity control in the manufacture of mineral fibers | Eugene C. Varrasso | 1989-03-14 |
| 4741753 | Method and apparatus for electrically heating molten glass | Manoj Choudhary | 1988-05-03 |
| 4544392 | Apparatus for thermally conditioning heat softenable material | — | 1985-10-01 |
| 4405351 | Method for controlling a glass melting furnace | — | 1983-09-20 |
| 4388721 | Throat upwell baffle | Herbert L. Hall, Jr. | 1983-06-14 |