Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11150016 | Nitrogen production system for producing nitrogen with different purities and nitrogen production process thereof | Kenji Hirose, Daisuke Nagata, Yasuharu Nishi, Shinji Tomita | 2021-10-19 |
| 10894557 | Steering column structure | Masatoshi Ushiyama | 2021-01-19 |