Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7629057 | Iron species preform | Hiroshi Takiguchi | 2009-12-08 |
| 7566504 | Iron species preform | Hiroshi Takiguchi | 2009-07-28 |
| 7273029 | Cylinder liner and cylinder block | Tsuyoshi Nozawa, Kazuo Koyama | 2007-09-25 |
| 7014677 | Iron based sintered body excellent in enveloped casting property in light metal alloy and method for producing the same | Hiroshi Takiguchi | 2006-03-21 |
| 6298818 | Cylinder liner and cylinder block and method of manufacturing the same | Shigeru Koyama | 2001-10-09 |