Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5889810 | Apparatus for preheating and melting of scrap and process for the same | Hiroyuki Katayama, Kenro Sato, Akio Kasama, Yasushi Okumura, Shinya Kitamura +1 more | 1999-03-30 |