Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10094391 | Compressor housing for supercharger | Tomoyuki Isogai, Koichi Yonezawa | 2018-10-09 |
| 8561585 | Rocker arm unit | Masahide Sakurai, Naoki Hiramatsu, Toshimasa Sasaki | 2013-10-22 |
| 7779803 | Rocker arm installed module | Naoyuki Yamamoto, Masahide Sakurai, Naoki Hiramatsu | 2010-08-24 |
| 7451729 | Variable valve mechanism | Akira Sugiura, Tetsuya Niwa, Tamotsu Yamamoto, Katsutoshi Kitagawa, Tomiyasu Hirano | 2008-11-18 |