Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8038761 | Iron-based sintered material and production method thereof | Kimihiko Ando, Shinya Omura, Toshitake Miyake, Mikio Kondoh, Nobuhiko Matsumoto | 2011-10-18 |
| 8001947 | Piston for internal-combustion engines | Kimihiko Ando | 2011-08-23 |