Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5842509 | Application method of powder mold lubricant to vacuum die-casting mold and vacuum die-casting apparatus | Shinichi Oomachi, Fumihiro Sakuma | 1998-12-01 |
| 5842510 | Application method of powder state mold lubricant to die-casting mold and die-casting apparatus | Shinichi Oomachi, Fumihiro Sakuma | 1998-12-01 |