Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151400 | Electromagnetic valve | Katsuhiro ICHIHASHI, Fumiaki Arikawa, Masahiro Watanabe | 2018-12-11 |
| 9297471 | Solenoid valve | Fumiaki Arikawa | 2016-03-29 |
| 9046186 | Electromagnetic valve | Shigeru Nonoyama | 2015-06-02 |
| 7712453 | Depressurizing valve and fuel injection device | Shigeru Nonoyama, Fumiaki Murakami | 2010-05-11 |
| 7578494 | Solenoid valve | Fumiaki Murakami, Shigeru Nonoyama | 2009-08-25 |
| 7552908 | Solenoid drive apparatus | Fumiaki Murakami | 2009-06-30 |
| 7441546 | Valve apparatus | Fumiaki Murakami | 2008-10-28 |