Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6485371 | Grooved nut and manufacturing method thereof | Fumio Kamiyama | 2002-11-26 |
| 5129139 | Device for use in a former for automatically replacing punches | — | 1992-07-14 |
| 4966028 | Multi-stage cold forging machine | Sumitada Higuchi | 1990-10-30 |
| 4546630 | Former having continuous forming-rolling assembly | — | 1985-10-15 |
| 4499647 | Blind nut fastening method | Mitsue Majima | 1985-02-19 |
| 4393685 | Tool attaching device for presses | — | 1983-07-19 |