Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11590509 | Method for manufacturing polycrystalline silicon fragment and polycrystalline silicon block fracture device | Kazuhiro Kawaguchi, Masami Fujii, Sho Uchida, Manabu Kondo, Yoshifumi Mito | 2023-02-28 |
| 10307763 | Polycrystalline silicon fragment, method for manufacturing polycrystalline silicon fragment, and polycrystalline silicon block fracture device | Kazuhiro Kawaguchi, Masami Fujii, Sho Uchida, Manabu Kondo, Yoshifumi Mito | 2019-06-04 |
| 8486343 | Apparatus for producing silicon | Hiroo Noumi, Satoru Wakamatsu | 2013-07-16 |