Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D910147 | Electromagnetic valve | Shinichi Yoshimura, Minehiko Mita, Seietsu Sumiyoshi, Naoyuki Maeda | 2021-02-09 |
| D910148 | Electromagnetic valve | Shinichi Yoshimura, Minehiko Mita, Seietsu Sumiyoshi, Naoyuki Maeda | 2021-02-09 |
| D909536 | Electromagnetic valve | Shinichi Yoshimura, Minehiko Mita, Seietsu Sumiyoshi, Naoyuki Maeda | 2021-02-02 |
| D909537 | Electromagnetic valve | Shinichi Yoshimura, Minehiko Mita, Seietsu Sumiyoshi, Naoyuki Maeda | 2021-02-02 |
| D909538 | Electromagnetic valve | Shinichi Yoshimura, Minehiko Mita, Seietsu Sumiyoshi, Naoyuki Maeda | 2021-02-02 |