Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060991 | Gas alarm device and gas detection method | Naoyoshi MURATA, Takuya Suzuki, Makoto Okamura, Tsuyoshi Kamioka, Hisao Ohnishi | 2021-07-13 |
| 10920631 | Head cover for internal combustion engine cylinder head | Daizo Ito, Katsuhisa Ohta, Yuki Oyama | 2021-02-16 |