Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8899092 | Bending apparatuses for bending a sheet-like material | Tsuyoshi Kimura | 2014-12-02 |
| 7434300 | Process and device for producing clutch friction plate | Tsutomu Tsuboi, Akihiro Yamashita | 2008-10-14 |
| 7240413 | Process and device for producing clutch friction plate | Tsutomu Tsuboi, Akihiro Yamashita | 2007-07-10 |
| 6899783 | Method of manufacturing friction plate for wet clutch | Tsutomu Tsuboi | 2005-05-31 |