Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4245490 | Thin rolled steel plate having unequal thickness | Ichiro Kokubo, Seiji Ban, Kensaburo Takisawa, Yuuji Koyama, Chosei Ueda | 1981-01-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4245490 | Thin rolled steel plate having unequal thickness | Ichiro Kokubo, Seiji Ban, Kensaburo Takisawa, Yuuji Koyama, Chosei Ueda | 1981-01-20 |