Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9238476 | Tilt steering apparatus | Tasuku Oishi, Shigeo Shinohara | 2016-01-19 |
| 8904901 | Steering device | Masayoshi Mashimo, Tadashi Hibino, Tooru Matsushima | 2014-12-09 |
| 8562020 | Steering column support apparatus | Hiroshi Fukuda | 2013-10-22 |
| 7944316 | Multi-phase oscillator | Seiji Watanabe, Takashi Oka | 2011-05-17 |
| 4660515 | Head structure for OHC type internal combustion engine | Masaaki Kato, Kazunori Watanabe | 1987-04-28 |
| 4516538 | Intake manifold for internal combustion engines | Kenichi Nagahiro | 1985-05-14 |