Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7740722 | Steel for use in high strength pinion shaft and manufacturing method thereof | Katsunori Takada, Koichiro Inoue, Katsushi Goto, Tomoyuki Takei | 2010-06-22 |
| 7662245 | Steering rack comprising steel bar with rack teeth | Makoto Kamei, Kazuhiro Watanabe, Yukinori Kanaike, Osamu Tsukamoto, Masakazu Ikeda +2 more | 2010-02-16 |
| 5960250 | Bearing material | Satosi Yasumoto, Tosiyuki Hosino, Keniti Amano, Michiro Hamanoue | 1999-09-28 |
| 5908515 | Bearing component | Masao Goto | 1999-06-01 |
| 5733388 | Steel composition for bearings and method of producing the same | Yutaka Kurebayashi, Sadayuki Nakamura, Masao Goto | 1998-03-31 |