Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7776132 | Molten metal treatment, method for treating molten metal, and apparatus and method for feeding cover gas to molten metal | Hiroshi Sanui, Yuji Nomura, Hidetoshi Ohta | 2010-08-17 |
| 7776134 | Molten metal treatment, method for treating molten metal, and apparatus and method for feeding cover gas to molten metal | Hiroshi Sanui, Yuji Nomura, Hidetoshi Ohta | 2010-08-17 |
| 5961041 | Method and apparatus for making carbon dioxide snow | Saburo Hayakawa, Makoto Toriumi, Toshiyasu Suzuki | 1999-10-05 |
| 5392967 | Plug device for sealing liquid container | Yasuhiko Satomi, Seiichi Itoh, Isao Watanabe, Toru Goto | 1995-02-28 |