Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719035 | Method and apparatus for injection molding metal material | Kazutoshi Takayama, Yasuhiko Takeuchi, Yuji Hayashi | 2004-04-13 |
| 6681834 | Injection method for melted metals | Mamoru Miyagawa, Yuji Hayashi | 2004-01-27 |
| 6675867 | Injection apparatus for melted metals | Mamoru Miyagawa, Yuji Hayashi | 2004-01-13 |