Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11150016 | Nitrogen production system for producing nitrogen with different purities and nitrogen production process thereof | Kenji Hirose, Hirofumi Utsunomiya, Daisuke Nagata, Yasuharu Nishi | 2021-10-19 |