Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6131603 | Ti alloy poppet valve and surface treatment thereof | Yuji Takano, Hiroaki Asanuma, Masahito Hirose | 2000-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6131603 | Ti alloy poppet valve and surface treatment thereof | Yuji Takano, Hiroaki Asanuma, Masahito Hirose | 2000-10-17 |