Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668992 | Clutch-brake system and press machine | Noriyuki Shimizu, Masakatsu Shiga | 2003-12-30 |
| 6575087 | Press machine having suspension mechanism | Masakatsu Shiga, Noriyuki Shimizu | 2003-06-10 |