Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8053080 | Modification process of synthetic silica powder and its quartz glass product | Takahiro Satoh | 2011-11-08 |
| 7905112 | Reforming process of quartz glass crucible | Masaru Satoh | 2011-03-15 |