Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6901782 | Method and apparatus for forming a modified a cross-section wire material | Takao Mikami, Takao Karaoke | 2005-06-07 |
| 6527879 | Self-lubricating piston ring material for internal combustion engine and piston ring | Kunichika Kubota, Takehiro Ohno | 2003-03-04 |
| 6221183 | High-strength and low-thermal-expansion alloy, wire of the alloy and method of manufacturing the alloy wire | Koji Sato, Rikizo Watanabe, Takehiro Ohno, Minoru Takuwa, Shigeaki Sato +1 more | 2001-04-24 |