Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6233999 | Method for ironing spline teeth in pressed stepped sheetmetal and sheetmetal clutch drum formed by same | Mitsumasa Yabutani | 2001-05-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6233999 | Method for ironing spline teeth in pressed stepped sheetmetal and sheetmetal clutch drum formed by same | Mitsumasa Yabutani | 2001-05-22 |