Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D885448 | Welding and cutting machine for metals | Daisuke Kato, Masatoshi Minahara, Shun Hasegawa | 2020-05-26 |
| 10604719 | Lubricating oils for automatic transmissions | Koichi Kubo, Masami Fuchi, Takahiro Nakagawa, Naoya Sasaki | 2020-03-31 |