Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4958422 | Wear-resistant compound roll | Takumi Ohata, Toshiyuki Hatori | 1990-09-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4958422 | Wear-resistant compound roll | Takumi Ohata, Toshiyuki Hatori | 1990-09-25 |