Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6270248 | Mixing apparatus for a molten substance of high temperature | Shouzou Yoshida, Yasuhisa Hirabayashi | 2001-08-07 |
| 5667551 | Secondary air humidity controller for a glass melting furnace and glass melting furnace with the controller | Hiroshi Todoriki | 1997-09-16 |