Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801318 | Silica glass formation process | Motoyuki Toki, Sadao Kanbe, Satoru Miyashita | 1989-01-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801318 | Silica glass formation process | Motoyuki Toki, Sadao Kanbe, Satoru Miyashita | 1989-01-31 |