Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4711860 | Modified cordierite glass ceramic composite | Kishor Purushottam Gadkaree, William L. Haynes | 1987-12-08 |
| 4331768 | Earthenware-appearing glazes for dinnerware | David C. Boyd, Walter H. Tarcza | 1982-05-25 |
| 4187094 | Method for improving the durability of spontaneous NaF opal glassware | Walter H. Tarcza | 1980-02-05 |