Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6531003 | Abrasion resistant copper alloy, copper alloy powder for build-up cladding, and engine cylinder head | Ryuji Ninomiya, Takeshi Ojiro, Koichi Miyake, Makoto Kano, Kenji Tsushima +1 more | 2003-03-11 |