Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5577845 | Seal device for rolling bearing | Hironori Suzuki, Shuji Sudo | 1996-11-26 |
| 5531525 | Sealed ball bearing | Tadayoshi Hida, Tohru Takamizawa | 1996-07-02 |
| 5435654 | Seal device for rolling bearing | Hironori Suzuki, Shuji Sudo | 1995-07-25 |
| 5139843 | Elongated lightweight fiber reinforced composite resin pultrusion-formed piece | Shinkichi Murakami, Keiziro Manabe, Makizi Miyao, Akihiro Atsumi, Hiroshi Inoue | 1992-08-18 |
| 4493513 | Bearing cage for retaining rolling elements | Hiroyuki Osawa | 1985-01-15 |