Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540428 | Caulking roller and sintered flanged pulley caulked by the caulking roller | Isamu Okabe | 2003-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540428 | Caulking roller and sintered flanged pulley caulked by the caulking roller | Isamu Okabe | 2003-04-01 |