Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683483 | Manufacturing method and equipment for large, high-purity flat or curved quartz glass plate | Asajima Kazuo, Okosi Shinichi, Kimura Hiroyuki | 1997-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683483 | Manufacturing method and equipment for large, high-purity flat or curved quartz glass plate | Asajima Kazuo, Okosi Shinichi, Kimura Hiroyuki | 1997-11-04 |