Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519834 | Reducing agent injection device and exhaust gas treatment method | Katsumi Saiki, Yoshimasa Omiya | 2019-12-31 |
| 10520385 | Vacuum gauge state detection method and system | Masaru Soeda, Masashi Sekine, Hidenobu TOCHIGI | 2019-12-31 |
| 10316717 | Reducing agent injection device and exhaust gas treatment method | Yoshimasa Omiya, Katsumi Saiki | 2019-06-11 |
| 10196082 | Power steering apparatus | Toshiro Yoda | 2019-02-05 |