Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5180204 | High strength steel pipe for reinforcing door of car | Hidenori Shirasawa, Yoshiki Tanaka | 1993-01-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5180204 | High strength steel pipe for reinforcing door of car | Hidenori Shirasawa, Yoshiki Tanaka | 1993-01-19 |