Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6899158 | Insert core and method for manufacturing a cylinder for internal combustion engine by making use of the insert core | Takio Shoji, Daiju Yamada | 2005-05-31 |
| 6729274 | Cylinder and method for manufacturing a cylinder for an internal combustion engine | Takashi Fujisawa, Masahiro Inokuma | 2004-05-04 |
| 6345439 | Method for manufacturing a cylinder for internal combustion engine | Motoshige Kitazawa | 2002-02-12 |
| 6029738 | Core for use in die casting process | Kazuo Sasaki, Masashi Sano | 2000-02-29 |