Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D644664 | Internal combustion engine | Masaaki Sugiyama, Takashi Nakamura, Kiyoshi Anbo | 2011-09-06 |
| D643854 | Cover for an internal combustion engine | Masaaki Sugiyama, Takashi Nakamura, Kiyoshi Anbo | 2011-08-23 |