Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447622 | High carbon steel wire excellent in wire-drawability and in fatigue resistance after wire drawing | Wataru Yamada, Seiki Nishida, Naoshi Hikita, Hiromi Takahashi | 2002-09-10 |