Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6282789 | Method of manufacturing traction rollers for continuously variable transmissions and traction rollers resulting therefrom | Nobuo Kino, Toshifumi Hibi | 2001-09-04 |
| 5976053 | Method of manufacturing traction rollers for continuously variable transmissions and traction rollers resulting therefrom | Nobuo Kino, Toshifumi Hibi | 1999-11-02 |
| 5718774 | Method of producing bevel gear | Tetuo Tukamoto, Kiyosi Okawachi, Mitugu Kojima, Shunzo Umegaki, Takashi Matsumoto | 1998-02-17 |
| 5516376 | Method of, and apparatus for manufacturing a gear with a central through hole | Tetsuo Tsukamoto, Kiyoshi Ohkawachi, Shunzo Umegaki, Takashi Matsumoto | 1996-05-14 |