Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7485477 | Thin plate manufacturing method and thin plate manufacturing apparatus | Shuji Goma, Hirozumi Gokaku, Masahiro Tadokoro, Yasuhiro Nakai | 2009-02-03 |
| 7186578 | Thin sheet production method and thin sheet production device | Shuji Goma, Hirozumi Gokaku, Toshiaki Nagai, Masahiro Tadokoro, Yasuhiro Nakai | 2007-03-06 |
| 6413313 | Apparatus for producing polycrystalline silicon sheets and production method using the same | Koji Yoshida, Kazuto Igarashi, Yoshihiro Tsukuda, Hidemi Mitsuyasu | 2002-07-02 |