Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7607414 | Member for internal combustion engine and production method thereof | Seiji Kamada, Hiroshi Kumagai, Kenji Kikuchi, Takumaru Sagawa, Yutaka Mabuchi +1 more | 2009-10-27 |