Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10570050 | Soot deposition body manufacturing apparatus and manufacturing method | Tomihisa YANAGA | 2020-02-25 |
| 10532944 | Soot deposition body manufacturing apparatus and manufacturing method | Tetsuya Otosaka | 2020-01-14 |