Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375329 | Heavy duty shear | Sumio Morikawa | 1994-12-27 |
| 5301882 | Concrete crusher | Sumio Morikawa | 1994-04-12 |
| 5146683 | Reinforcement cutter | Sumio Morikawa | 1992-09-15 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375329 | Heavy duty shear | Sumio Morikawa | 1994-12-27 |
| 5301882 | Concrete crusher | Sumio Morikawa | 1994-04-12 |
| 5146683 | Reinforcement cutter | Sumio Morikawa | 1992-09-15 |