Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7291384 | Piston ring and thermal spray coating used therein, and method for manufacturing thereof | Ryou Obara, Katsumi Takiguchi | 2007-11-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7291384 | Piston ring and thermal spray coating used therein, and method for manufacturing thereof | Ryou Obara, Katsumi Takiguchi | 2007-11-06 |